CHIENG DONG HWY. BRIDGE OVER STREAM(Sanitized) BRIDGE NO. 20 ON NF 48-10 NORTH VIETNAM

Document Type: 
Document Number (FOIA) /ESDN (CREST): 
CIA-RDP78T05161A001600080001-4
Release Decision: 
RIPPUB
Original Classification: 
C
Document Page Count: 
106
Document Creation Date: 
December 28, 2016
Document Release Date: 
July 23, 2002
Sequence Number: 
1
Case Number: 
Publication Date: 
December 1, 1966
Content Type: 
BRIEF
File: 
AttachmentSize
PDF icon CIA-RDP78T05161A001600080001-4.pdf26.55 MB
Body: 
Approved For Release 2002CONFOLIVRAVT05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Chieng Dong Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 06N - 104 14E 25X1 v.," 206339 BRIEF NO: 25X1 PIB 75400 December 1966 stream Bridge No. 20 on NF 48-10 MA I, JOU (A) 1501 NF 48-10 LOCATION, DESCRIPTION: LENGTH WIDTH TYPE 0.3 nm SW of Chieng Dong on Route MATERIAL Concrete NO. OF SPANS 6 LENGTH OF EACH SPAN 25X1 25X1 15' approx. Masonry arch STATUS: Moderate deck damage; bridge serviceable. COMPENSATIVE ACTION: Ford Declass Review by NIMA / DoD Approved For Release 206014fiDENZIkht78T05161A00160008i:10444:::=7:-..- 25X1 25X1 25X1 25X1 Approved For Release 20(M4lI)E3WFO1P78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME La Khe Thon Hwy. Bridge Bridge No. 60 on NE 48-7 COUNTRY North Vietnam COORDINATES 18 03N - 105 49E WE 872973 MAP JOG (A) 1501 NE 48-7 BRIEF NO: PIB 75401 December 1966 LocAricm: 0.8 nm SE of La Khe Thon on Route 15. DESCRIPTION: LENGTH WIDTH TYPE (Single track) ecic MATEMAL Wood, concrete NO.OFSPANS 15 approx. LENGTH OF EACH SPAN STATUS: Bridge has been converted for rail traffic as a by-pass for destroyed La Khe Thon Rail Bridge; four spans have been dropped; 1 approach interdicted. COMPENSATIVE ACTION: None Approved For Release 2003:101DEtaltde78T05161A0016000800 GROUP; 25X1 25X1 Approved For Release 20TORND 4 k1 INC78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Ban Chieng Khoang Hwy. Bridge .13a..idge No. 42 on NF 48-10 COUNTRY North Vietnam COORDINATES 21 33N - 103 41E UJ 644846 MAP JOG (A) 1501 NF 48-10 LOCATION: 0.1 nm N of Ban Chieng Khoang on Route 602. DESCRIPTION: LENGTH WIDTH TYPE Deck STATUS: Both spans severely damaged. COMPENSATIVE ACTION: Ford BRIEF NO: PIB 75402 December 1966 MATERIAL Wood NO. OF SPANS 2 probable LENGTH OF EACH SPAN .." Approved For Release 200ckittifiDEbilitki78To5161A00160008C1001 '4 25X1 Approved For Release 2002CCOMI9NIME8T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Bad Duc Thon RR. Bridge By-pass No. 1 over Khe Ba Oiang Bridge No. 7 on NE 48-7 COUNTRY North Vietnam COORDINATES 18 03N - 105 50E WE 886964 MAP JOG (A) 1901 NE 48-7 BRIEF NO: PIB 75403 December 1966 ., LOCATION: - nm NW of Bei Duc Thon on the Duc Tho/Lang Xa Rail Line. u DESCRIPTION: LENGTH , WIDTH TYPE (Single track) STATUS: 4 spans destroyed. COMPENSATIVE ACTION: None MATERIAL Timber NO. OF SPANS 8 LENGTH OF EACH SPAN Approved For Release 2000001f2IDEM6Jt78T05161A001600080 25X1 25X1 25X1 GlICA11.1 Ods=7,==., 25X1 Approved For Release 200gatt1lEI1EIMM78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Khe Se RR. Bridge S over stream .R-1^1(9iCrP MAP LOCATION: COUNTRY North Vietnam 25X1 COORDINATES 22 CON - 104 "".3E VK 580 BRIEF NO: PIB 75404 JOG (A) 1501 NE 4b-6 December 1966 0.5 nm SE of Khe Se on the Hanoi/Lao Cai Rail Line. DESCRIPTION: LENGTH WIDTH TYPE (Single track) truss STATUS: Repaired and serviceable. COMPENSATIVE ACTION: NA v 'AL MATEMAL Steel and concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 75' approx. Approve " PAIAncA 9n4G141-51REIN11144-25-n 11 Fr' GROW.) glAtpriniAnnriR 25X1 Approved For Release 2002/MingeffIVET05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Pa Hiem Hwy. Bridge Bridge No. 5 on NF 48-7 COUNTRY North Vietnam COORDINATES 22 09N - 105 51E WK 876511 BRIEF NO: PIB 75405 1 December 1966 LOCATION: 0.2 nm SW of Pa Hiem on Route 3. DESCRIPTION: LENGTH WIDTH TYPE STATUS: 25' approx. 10' approx. Deck MATERIAL Wood and concrete NO. OF SPANS 1 probable LENGTH OF EACH SPAN 25 approx. 1 abutment destroyed; span destroyed. COMPENSATIVE ACTION: Ford Approved For Release 2002/MMIEWMT05161A0016000800P GROW, ? Approved For Release 20EM112 ENTOR.P78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Quan Te RR. Bridge over Khe 25X1 Hac Giang Bridge No 25X1 25X1 25X1 COUNTRY North Vietnam COORDINATES 18 27N - 105 34E WF 610400 MAP JOG (A) 1501 NE 48-7 LOCATION: 0.8 nm N of Quang Te on Vinh/Dong Hoi Rail Line. BRIEF NO: PIB 75406 December 1Q66 DESCRIPTION: LENGTH WIDTH TYPE Single track) STATUS: 3 spans destroyed. COMPENSATIVE ACTION: None MATERIAL Steel and timber NO. OF SPANS 5 approx. LENGTH OF EACH SPAN 2 @ 25' approx. 3 @ 10' approx. Approved For Release 2egw1DENTIMP78T05161A0016000 25X1 25X1 Approved For Release 200E DEINIIK78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Cao stream Bridge N Duong RR. Bridge over T MAP . 15 on NF 48-15 COUNTRY North Vietnam COORDINATES 20 28N - 106 02E Xii o81647 JOG (A) 1901 IF 48-15 BRIEF NO: PIB 75407 December 1966 LOCATION: 0.6 nm S of Xi Thuang on Hanoi/Vinh Rail Line. DESCRIPTION: LENGTH MATERIAL Steel and concrete WIDTH 25X1 NO. OF SPANS 2 probable (Single track) LENGTH OF EACH SPAN TYPE 25X1 Half-through truss STATUS: Both spans dropped; pier destroyed; one abutment destroyed. COMPENSATIVE ACTION: None Approved For Release 200 1: GROUPI DiliallAt8T05161A0016000800111_4 I:NrAt8T05161A001600080C 25X1 25X1 Approved For Release 2002/epliffib R8T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Cao Duong Hwy. Bridge Bridge No. 16 on NF 48-15 COUNTRY North Vietnam COORDINATES 20 28N - 106 02E WH 081647 BRIEF NO: PIB 75408 December 1966 MAP JOG (A) 1501 IF 48-15 LOCATION: 0.6 nm S of Xi Thuang on Hanoi/Vinh Rail Line. DESCRIPTION: LENGTH WIDTH TYPE 10' approx. Deck MATERIAL Wood NO. OF SPANS 7 LENGTH OF EACH SPAN STATUS: Bridge completely destroyed; one abutment destroyed. COMPENSATIVE ACTION: None Approved For Release 2002 25X1 4 25X1 25X1 25X1 Approved For Release 200?ONSDERIIM78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Phu over stream Bridge Hoa Dona Thon Hwy. Bridge COUNTRY North Vietnam COORDINATES 17 lON - 106 44E XD 852999 No. 61 on NE 48-12 GRIEF NO: PIB 75409 December 1_966 MA I JOG (A) 1501 NE 4O-12 I LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 1.1 nm S of Phu Hoa Dong Thon on Route 101. MATERIAL Timber NO. OF SPANS j approx. LENGTH OF EACH SPAN Ju approx. Deck STATUS: Completely destroyed; now undergoing repair. COMPENSATIVE ACTION: By-pass ford. Approved For Release 2004IDENTKED78T05161A00160008 GROUP I 25X1 4, Approved For Release 200MNIFIDEN-ME8T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAMEMy Duyet Thuong Hwy. Bridge 25X1 over stream' Bridge No. 45 on NE 48-12 25X1 25X1 COUNTRY North Vietnam COORDINATES 17 14N - 106 49E XE 943066 JOU UU 1501 RE 40-12 BRIEF NO: PIB 75410 December 1966 LOCATION: 0.1 nm SE of Hoa Luat Nam on Route 1A. DESCRIPTION: LENGTH WIDTH TYPE 50' approx. 10' approx. Deck STATUS: Pre-strike COMPENSATIVE ACTION: NA MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 50' approx. Approved For Release 2004MDElatikt78T05161A00160008 6015ipt=7:.. GROUP I ? Approved For Release 20refflpENTIRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION ' NAME MV Duyct Thuong Hwy. Bridge 25X1 over stream Bridge No. 45 on NE 48-12 25X1 25X1 COUNTRY North Vietnam COORDINATES 17 14N - 106 49E xE 94.3066 MAP JOG (A) 1501 NE 48-12 BRIEF NO: PIB 75411 December 1966 LOCATION: 0.7 nm SE of Hoa. Luat Nam on Route 14. DESCRIPTION: LENGTH 50' approx. WIDTH 10' approx. TYPE Deck STATUS: Span dropped. COMPENSATIVE ACTION: By-pass ford. MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 50' approx. Approved For Release 20Q0NIF1DEISIT1liteD78T05161A0016000 Approved For Release 200VOINHD?149M78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Lang.Trang Hwy. Bridge over COUNTRY North Vietnam COORDINATES 22 08N - 107 58E VK 976486 stream Bridge No. 12 on NF 48- 25X1 BRIEF NO: PIB 75412 December 1966 MAP JOG (A) 1501 NF 4b-b 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: Truss 0.5 nm N of Lang Trang on Route 190' approx. 2. MATERIAL Steel, concrete, and timber NO. OF SPANS 3 LENGTH OF EACH SPAN 1 @ 100' approx. - half-through truss 1 @ 50' approx. - Deck 1 @ 40' approx. - Deck Combination half-through truss/deck span dropped. COMPENSATIVE ACTION: By-pass ford. IGROUP I Approved For Release 200e0NMEUTFlakt78T05161A0016000800414:::::=? 25X1 25X1 25X1 Approved For Release 20vytermfirgLP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Dong Phong Thuong RR. By-Pass Bridge No. 1 Bridge No. 6 on NE 48-3 COUNTRY North Vietnam COORDINATES 19 58N - 105 51E WH 890090 MAP JOG (A) 1501 NE 4L3.-- BMEF NO: PIB 75413 December 1966 LOCATION: 0.4 nm E of Na Thon on the Hanoi/Dong Hoi Rail Line. DESCRIPTION: LENGTH WIDTH TYPE (Single track) ec eam supported by lattice towers STATUS: Bridge repaired and serviceable. COMPENSATIVE ACTION: NA MATERIAL Wood NO. OF SPANS 15 LENGTH OF EACH SPAN 25X1 Approved For Release 2ocopir1DENTI I P78T05161A0016000 GRCILIPI galtUrz==_ Approved For Release 20M41:110MI1P78T05161A001600080001-4 NAME Cho Dinh Ca Hwy. Bridge Bridge No. 16 on NF 48-11 CIA IMAGERY ANALYSIS DIVISION MAP JOG (A) 1 01 NF 48-11 LOCATION: At Cho Dinh Ca on Route 1B. DESCRIPTION: LENGTH WIDTH TYPE COUNTRY COORDINATES 21 45N - 106 04E North Vietnam XK 119053 BRIEF NO: PIB 75414 -I December 1966 MATERIAL Concrete NO. OF SPANS 1 probable LENGTH OF EACH SPAN STATUS: 1 span destroyed; 1 abutment destroyed. COMPENSATIVE ACTION: Ford GROUP I Approved For Release 20e2ONEIDEfr1 b78T05161A00160008htetakr""""m" 25X1 Approved For Release 20MMErtiMP78T05161A001600080001-4 25X1 25X1 NAME Dien Chau RR. Br Bang (By-pass) No. 1 Bridge No. 6 on NE 4 CIA IMAGERY ANALYSIS DIVISION MAP JOG (A) 1501 NE 48-7 COORDINATES 18 58N - 105 35E WF 619980 BRIEF NO: PIB 75415 December 1966 LOCATION: 1.4 nm SW of Dien Chau on the Hanoi/Vinh Rail Line. DESCRIPTION: LENGTH WIDTH TYPE STATUS: 230' approx. 5' approx. (Single track) Deck-beam with lattice tower and crib supports MATEMAL Wood NO. OF SPANS 20 approx. LENGTH OF EACH SPAN 1 @ 30' approx., 1 @ 20' approx., 18 @ 10 approx. Repaired and probably serviceable. COMPENSATIVE ACTION: NA Approved For Release 2c@NEFIDENINAIDP78T05161A0016000 GROLIPI Approved For Release 20 ofbeinee78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION Ninh Xa Hwy. Bridge Bridge No. 20 on NF 48-15 COUNTRY North Vietnam COORDINATES 20 19N - 106 03E XH 109468 evim r- JUG (..A) 1501 11-F 4b-15 LOCATION: 0.4 nm E of Van Coi on Route 10. DESCRIPTION: LENGTH WIDTH TYPE 90' approx. 10' approx. Probable half-through truss STATUS: Bridge destroyed. COMPENSATIVE ACTION: Ferry crossing. BRIEF NO: PIB 75416 Deremher 19 MATERIAL Wood and steel NO.OF SPANS probably one LENGTH OF EACH SPAN 90' approx. Approved For Release 2ceopoc1DENTIMP78T05161A0016000 "m" aCtettA417,..77:-.. STATUS: 3 spans dropped; 2 wooden piers destroyed; the rest of the bridge and the abutments are intact. COMPENSATIVE ACTION: By-pass bridge U/C. Approved For Release 2ffyffn1ElfillATP78T05161A0016000 Approved For Release 2lreileltENIMP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Tam Da RR. and Hwy. Bridge 25X1 over Song Cua Lo Bridge No. 18 on NE 48-7 25X1 COUNTRY North Vietnam COORDINATES 18 50N - 105 39E W7 691839 MAW JOG (A) 1901 NE 48-7 BRIEF NO: PIB 75417 December 1966 LOCATION: 2.3 nm NE of Tam Da on the Hanoi/Vinh Rail Line. DESCRIPTION: LENGTH 360' approx. MATERIAL Wood, concrete WIDTH \ NO. OF SPANS 12 probable 25X1 TYPE I (Single track) LENGTH OF EACH SPAN 30' approx. leck beam with lattice tower supports and two concrete piers 25X1 GROUPI W0111:94=1_ Approved For Release 200MeraffarT05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Thuong Giap RR. Bridge over COUNTRY North Vietnam COORDINATES 18 29N - 105 35E WF 626448 canal' 1 Bridge No. 38 on NE 48-7 25X1 BRIEF NO: PIB 75418 December 1966 MAP JOG (A) 1501 NE 48-7 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 0.8 nm W of Thuong Giap on the Vinh/Dong Hoi Rail MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH SPAN Line. and steel 10' approx. (Single track) Deck-beam STATUS: The span has been dropped; the abutments are probably intact. COMPENSATIVE ACTION: None apparent. Approved For Release 200eatifIDENTIAIE78T05161A00160008 GROLIPI 0111,4===.- 25X1 Approved For Release 29tfit4b3EigitteP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Dia Thuy RR. By-pass Bridge 25X1 NW over Khe Dua pride No. 60 on IE 43- COUNTRY COORDINATES 1922N - 105 43E North Vietnam WG 756418 25X1 25X1 BRIEF NO: PIB 75419 LOCATION: 0.5 nm SE of Dong Ky on the Hanoi Long Hoi Rail Line. DESCRIPTION: LENGTH WIDTH TYPE Single track) MATERIAL Wood, concrete, and steel NO. OF SPANS 5 probable LENGTH OF EACH SPAN 1 @ 40' approx., 1 @ 30' approx., 3 @ 20' approx. STATUS: All spans and piers are destroyed; possible damage to 1 abutment. COMPENSATIVE ACTION: Main bridge unserviceable; a second by-pass is in the initial stages of construction. "., Approved For Release 2000N3r1DENTIO978T05161A001600010001,4"--'-- 25X1 25X1 25X1 Approved For Release 20MI1A41jftP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Dap Cau RR. and Hwy. Brid over Song Cau Bridge No. 12 on MAP LOCATION: COUNTRY North Vietnam COORDINATES 21 12N - 106 05E XJ 135450 BRIEF NO: PIB 75420 ma (A) 1501 NP 48-11 I December 1966 0.2 nm W of Dap Cau on Route lA and the Hanoi/Dong Dang Rail Line. DESCRIPTION: LENGTH WIDTH TYPE STATUS: 5301 approx. 25' approx. Combination through-truss and deck MATERIAL Steel, wood and concrete NO. OF SPANS LENGTH OF EACH SPAN 2 @ 40' approx., 2 @ 60' approx., 2 @ 90' approx., 1 @ 150' approx. The 140' deck span is out of alignment. Two 40' spans have been destroyed. COMPENSATIVE ACTION: By-pass bridge with removeable deck section is serviceable west of main bridge. Approved For Release 2ceeprn BENMEP78T05161A0016000 8110334==.. NAME Lang Kay RR. Bridge 25X1 Ngoi Chuc Bridge No, on NF 48-6 over COUNTRY North Vietnam COORDINATES 22 03N - 104 29E VK 47294 BRIEF NO: PIB 75421 MAP JOG (A) 1501 NF 48-6 December 1966 LOCATION: 1,4 nm SE of Lang Cai on the Hanoi/Lao Cai Rail Line. DESCRIPTION: LENGTH WIDTH TYPE Single track) eck with lattice towers STATUS: Repaired and serviceable. COMPENSATIVE ACTION: None MATERIAL Timber NO. OF SPANS 4 LENGTH OF EACH SPAN Approved For Release 21TUNFI13ENEAVP78T05161A0016000 -7w Approved For Release 21:fficli3ERIAMP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 25X1 25X1 GROUPI 25X1 Approved For Release aremBE N1MpP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Dong over canal Bridge No. Ky RR. and Hwy. Bridge S COUNTRY North Vietnam COORDINATES 19 04N - 105 35E WG618081 27 on NE 48-3 25X1 BRIEF NO: PIB 75422 December 1966 MAP JOG (A) 1501 NE 48-1 25X1 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: Repaired COMPENSATIVE None 0.8 on N of 120' anorox. Dong Khe on the (Single track) serviceable. Hanoi/Dong Hoi Rail Line. MATERIAL Concrete and steel NO. OF SPANS 3 LENGTH OF EACH SPAN 40' approx. Deck and possibly ACTION: ITAL RECEDS COPY GROUP I Approved For Release 2400i7iD E IsiMpp781-05161A00160006541:4=-- 1 span destroyed; 1 span heavily damaged. COMPENSATIVE ACTION: None Approved For Release 20016111121DENJF1478T05161A001600080 Approved For Release 20nemi41DECK-FAIP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 25X1 NAME Hai stream Di Bridge No. Le Hwy. Bridge over COUNTRY North Vietnam COORDINATES 19 15N - 105 44E WG773295 Le 35 on NE 4b-3 BRIEF NO: PIB 75423 January 1967 MAP JOG (A) 1501 NE 48- LOCATION: DESCRIPTION: LENGTH WIDTH 25X1 TYPE STATUS: 1 nm SW of Dong Le on an unnumbered Route. MATERIAL Wood NO. OF SPANS 3 probable LENGTH OF EACH SPAN Deck 25X1 GROW, Otttm?d-lossificotio,, 25X1 25X1 25X1 Approved For Release 200ENFIDENIMIE78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Lenh Khanh RR. Bridge SE over stream Bridge 1o. on COUNTRY North Vietnam COORDINATES 21 34N - 104 59E VJ991859 MAP JOG (A) 1501 NF 48-10 LOCATION: 1 nm SE of Yen Son on Hanoi/Lao Cai Rail Line. DESCRIPTION: LENGTH WIDTH TYPE 45' approx. 10' approx. Deck BRIEF NO: PIB 751424 I February 1967 MATERIAL Concrete and steel NO. OF SPANS 1 LENGTH OF EACH SPAN ) approx. STATUS: Span dropped; 1 abutment destroyed. COMPENSATIVE ACTION: None apparent. Approved For Release 20(20NRODINT4Alt78T05161A00160008 25X1 25X1 25X1 Approved For Release 2065MbEfiltaltP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Than Dau Hwy. Bridge By-Pass No. 1 over Khe Mieu Bridpe No Q5 on NE 48- COUNTRY North Vietnam COORDINATES 18 OON - 106 27E XE5W922 MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE ;ma (A) i501 NE 48_7 BRIEF NO: PIE 75425 December 1q66 0.6 nm S of Than Dau on Route LA. STATUS: 3 spans destroyed. COMPENSATIVE ACTION: Ford MATEWAL Timber NO. OF SPANS 4 probable LENGTH OF EACH SPAN GROUP I Approved For Release 200EiaillflDERTFthk78T05161A00160008C;1301'4?"'"'?`-"" 25X1 Approved For Release 20eWOM44LIEP78T05161A001600080001-4 25X1 CIA IMAGERY ANALYSIS DIVISION NAME Quang Khe Hwy. Bridge No. 2 Bridge No. 39 on NE 48-11 COUNTRY North Vietnam COORDINATES 17 41N - 106 29B XE567568 BRIEF NO: PIB 75426 January 1967 MAP JOG (A) 1501 NE 4b-11 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.2 nm SU of Quang Khe on an unnumbered route. MATERIAL Concrete 40' approx. NO. OF SPANS 1 10 approx. LENGTH OF EACH SPAN Combination lock and deck-type bridge 40' approx. 25X1 Original bridge replaced by a rock-fill causeway which has subsequently been destroyed. COMPENSATIVE ACTION: None GROW, Approved For Release 20ChatifiDEKtitIP78T05161A0016000800014"--"-`-- Approved For Release 20MribEiNtiKEP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Quang Khe Hwy. Causeway over COUNTRY North Vietnam COORDINATES 17 41N - 106 28E xE568568 stream I Bridge No. 3 on NE 4h-11 25X1 BRIEF NO: FIB 75427 f January 1Q67 MAP JOG (A) 1901 NE 4b-11 LOCATION: .0.2 DESCRIPTION: LENGTH WIDTH TYPE STATUS: nm SW of Quang Khe on an unnumbered route. MATERIAL Concrete 40' approx. NO. OF SPANS 1 10' approx. LENGTH OF EACH SPAN Combination lock and deck-type bridge 40' approx. 25X1 Completely destroyed. COMPENSATIVE ACTION: None GROLIPI Approved For Release 20400IRDEMIP078T05161A00160008000t*".--r- Approved For Release 20112fflpFnctfrie78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Con 25X1 stream Bridge Son Hwy. Bridge over COUNTRY North Vietnam COORDINATES 19 42N - 105 41E WG72W85 AO. 01 on AE 40- 25X1 BRIEF NO: PIB 75428 January 1967 MAP JOG (A) 1501 NE 48.- ? I LOCATION: N edge of Yen'Qua on Route 704. DESCRIPTION: LENGTH MATERIAL Concrete 150' approx. WIDTH NO. OF SPANS 5 15' approx. TYPE LENGTH OF EACH SPAN Deck STATUS: 60' of decking damaged. COMPENSATIVE ACTION: Ford located 1000' south. 25X1 1.1-----GTROUP M 1 Approved For Release 200aDEKTFV9678T05161A00160008 GlY1t4-- Approved For Release 2002MDMFRIt78T05161A001600080001-4 25X1 25X1 25X1 25X1 DDHMAGERYANALYSISSTAFF NAME Bai Xai Hwy. Bridge SE over COUNTRY Uorth ViPf,Y1P111 COORDINATES 19 07N - 104 44E VG76152 Nam Xan Bridge No. 11 on NE 48-2 BRIEF NO: PIB 75429 February 1967 JUG (A) 1501 Ah 4b-2 LOCATION: 0.1 nm SW of Ban Bung on DESCRIPTION: LENGTH 300' approx. WIDTH Route 1. MATERIAL Steel and concrete NO. OF SPANS 2 LENGTH OF EACH SPAN 150' approx. TYPE Half-through STATUS: No change truss COMPENSATIVE ACTION: By-Pass No. 1 - constructed 200' x 15' (approx.) ford; probable rock/gravel base; 300' S of main bridge; serviceable. By-Pass No. 2 - unprepared 200' (approx.) ford; 500' S of main bridge; serviceable. By-Pass No. 3 - constructed 250' x 15' (approx.) ford; probable rock/gravel base; 1000' S of main bridge; serviceable. By-Pass No. 4 - 75' timber bridge under construction, number and dimensions of spans unknown because of incomplete construction; 1400' S of main bridge; unserviceable. (see following page for photo) Approved For Release 200cafiPEATINP78T05161A00160008=t4=7;::_on 1VIINNIANOD Approved For Release 2002/08/12 : CIA-RDP78T05161A001600080001-4 Approved For Release 2002/08/12 : CIA-RDP78T05161A001600080001-4 dVIS SISA1VNY AN3OVVVI IGG 1VIINNIANOD Approved For Release 20e6MWitar78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ham Yen Hwy. Bridge over 25X1 stream Bridge to. 1 on Lb 48-7 25X1 COUNTRY North Vietnam COORDINATES 22 03N - 105 02E WHO39402 MAP JOG (A) 1501 NF 48-7 BRIEF FIB 75430 February 1967 LOCATION: 0.1 nm W of Ham Yen on Route 2. DESCRIPTION: LENGTH WIDTH TYPE 75' approx. 15' approx. Deck MATEMAL Timber NO. OF SPANS 1 LENGTH OF EACH SPAN 75' approx. STATUS: Deck and piers completely destroyed; minor damage to abutments; possible dummy bridge erected at site of main bridge. COMPENSATIVE ACTION: By-Pass No. 1 - probable 3-span 75' x 15' (approx.) wood deck-type bridge with each span measuring 25' (approx.); 360' S of main bridge; serviceable. By-Pass No. 2 - constructed 45' x 15' (approx.) ford; probable rock/gravel base; 1100' W of main bridge; serviceable. By-Pass No. 3 - 5-span 75' x 15' (approx.) concrete and timber deck-type bridge under construction with each span measuring 15' (approx.); 1100' W of main bridge; timber and piles of aggregate located at northern approach to bridge. GATE Approved For Release 20?01MHDENPAII)P78T05161A0016000 Approved For Release 20t26N/OtiatFAIr78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION N AME Canh 25X1 over stream Bridge No. Trap Hwy. Bridge SW COUNTRY North Vietnam COORDINATES 19 13N - 104 VG515254 12 on NE 48-2 25X1 BRIEF NO: PIB 75431 January 1967 MAP JOG (A) 1501 NE 48-2 1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.1 nm SW of Canh Trap on Route 7. MATERIAL Wood and 30' approx. NO. OF SPANS 2 10' approx. LENGTH OF EACH SPAN Deck-beam and causeway rock fill 15' approx. 25X1 The wood deck-beam span has been completely destroyed. The causeway portion remains undamaged. COMPENSATIVE ACTION: By-Pass 25X1 By-Pass No. 1 - constructed base; 65' N No. 2 - single span rock and gravel ti bridge; serviceable. (approx.) ford; probable rock/gravel ridge; serviceable. (approx.) wood deck-beam bridge with causeway approaches; 125' S of main Approved For Release 20621101Da4igdP78T05161A0016000 GROUP] Approved For Release 20ealylbEfilthleP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION , NAME Ban Dong Hwy. Bridge Bridge No. 1L on NE 48-1 COUNTRY Laos COORDINATES 19 39N - 103 18E UG224960 25X1 BRIEF NO: PIB 75432 Jannpry 197 .101 (A) (A) -15n1 NE 4h-1 25X1 25X1 LOCATION: 2.1 nm DESCRIPTION: LENGTH 20' approx. WIDTH 10' approx. TYPE Deck STATUS: No change COMPENSATIVE ACTION: By-Pass No. By-Pass No. SW of Ban Dong on Route 7. MATERIAL NO. OF LENGTH Timber and concrete SPANS 1 OF EACH SPAN 20' approx. (approx.) wood deck-type bridge; serviceable. (approx.) wood deck-type bridge; serviceable. 1 - 2 - single span 50' S of main single span 240' S of main bridge; 20' x 10' bridge; GROUP 1 Approved For Release 2001011):EallitiP78T05161A00160008017(11:24-1""""" Approved For Release 20e5,1011.1galge78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Ban Ban Hwy. Bridge over Nam 25X1 mat Bridge No. 2L on NE 4)- X1 25X1 25X1 COUNTRY Laos COORDINATES 19 37N - 103 33E UG481713 REFERENCES PHOTO MAP JIG A 1501 NE b-2 BRIEF NO: PIB 7543 January 1967 LOCATION: DESCRIPTION LENGTH WIDTH TYPE 0.7 nm W of Ban Ban on Route 7. 10' approx. Deck STATUS: 2 spans and 1 pier destroyed. COMPENSATIVE ACTION: By-Pass No. 1 - MATERIAL Timber and concrete NO. OF SPANS 3 probable LENGTH OF EACH SPAN constructed 75 x 15' (approx.) ford; probable rock/gravel base; 110' N of main bridge; serviceable. 25X1 Approved For Release 2002WIDECKfAlf78T05161A00160008 GROUP Approved For Release 2002M2lbcrIA-111AFF8T05161A001600080001-4 num CIA IMAGERY ANALYSIS DIVISION NAME Dao My Hwy. Bridge Bridge No. 63 on NE 48-7 COUNTRY North Vietnam COORDINATES 18 50N - 105 22E WF394832 25X1 BRIEF NO: FIB 75434 January 1967 MAP JOG (A) 1501 NE 46-7 25X1 LOCATION: DESCRIPTION: LENGTH 0.5 nm NW of Dao My on Route 170' approx. 72. MATERIAL Steel and concrete NO. OF SPANS 3 LENGTH OF EACH SPAN 2 @ 50' approx. 1 @ 70' approx. WIDTH TY PE STATUS: Half-through truss 25X1 Moveable deck section resting on NW span and approach; bridge is serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 240' x 15' (approx.) ford; probable rock/gravel base; approx. 200' S of main bridge; serviceable. By-Pass No. 2 - cable bridge U/C 1800' N of bridge; west cable anchorage in advanced stage of construction; east cable anchorage in early stage of construction. GROW, Approved For Release 2001ANEDEN-T212M78T05161A00160008 Approved For Release agyff E NIHREW78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 25X1 25X1 25X1 25X1 NAME Lang Mon Hwy. Bridle over COUNTRY North Vietnam COORDINATES 21 13N - 104 KE Au494468 stream Bridge No. ')-[ on NF 48-10 BRIEF NO: PIB 75435 MAP JOG (A) 1501 NF 48-10 I January 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TY PE STATUS: No COMPENSATIVE By-Pass By-Pass 1 nm E of Lang Mon on Route 134. MATEWAL Steel, concrete, NO. OF SPANS 2 probable LENGTH OF EACH SPAN 180' x 15' (approx. ) ford; SW of main bridge; s erviceable. 140' x 15' (approx. ) ford; WSW of main bridge; serviceable. and timber 25X1 rock/gravel rock/gravel 15' approx. Through change ACTION: No. No. -truss probable probable 1 - constructed base; 2 - constructed base; 600' 900' Approved For Release 2012014FORMAltP78T05161A001600080664F-ii I Approved For Release 200M1 DENk1lin78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Yen Xa RR. and Hwy. Bridge 25X1 over stream I Bridge No. 12 on NF 48-15 25X1 COUNTRY Nortb Vietnam 1?11 COORDINATES 20 02N - 105 51E WH888165 BRIEF NO: PIB 7546 February 1967 0.5 nm W of Quang Lang Dong on Hanoi/Dong Hoi Rail Line and Route IA. JUG IL)01 NF 48-19 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 55' approx. 15' approx. Half-through truss MATERIAL Steel and concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 55' approx. Repaired and serviceable COMPENSATIVE ACTION: to rail traffic only. 25X1 By-Pass No. 1 - 2-span spans (approx.) timber deck-type hwy. bridge with 12'; immediately E of main bridge; serviceable. measuring By-Pass No. 2 - Hwy. bridge U/C; 200' SE of main bridge. By-Pass No. 3 - Hwy. bridge U/C; 500' NE of main bridge. 25X1 Approved For Release 200EQL4f1DEKEllik78T05161A00160008 ."" Approved For Release 2oegmtmENTI-ApP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Yen Bai Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 42N - 104 5E VJ883997 Ngoi Cuong No Bridge No. 36 on NF 48-10 25X1 BRIEF NO: FIB 75437 January 1967 MAP JOG (A) 1501 NF 48-10 25X1 25X1 LOCATION: 0.4 nm NE of Yen Bai DESCRIPTION: LENGTH 45' approx. WIDTH 10 approx. TYPE Deck STATUS: No change in main bridge COMPENSATIVE ACTION: By-Pass No. 1 - possible surface bridge; bridge on on Route 13A. MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH and SPAN 4,- 7 wood steel approx. with packed dirt 25X1 to the main 25X1 3-span SE side; (approx.) spans measure serviceable. adjacent GROW, Approved For Release 20606W10 ENRAIbP78T05161A00160008000141?----- 25X1 25X1 25X1 25X1 25X1 Approved For Release 20MpitairilEP78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Qui Song Hoang Bridge No. Vinh RR. Bridge No. 1 over COUNTRY North Vietnam COORDINATES 19 15N - 105 41E WG724298 Mai 1 on NE 4.h- BRIEF NO: PIB 75438 February 1967 MA I JOG (A) 1501 NE 4- LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.4 nm W of Qui 260' avorox. Vinh on Hanoi/Dong Hoi Rail Line. MATERIAL Steel and NO. OF SPANS 2 (Single track) LENGTH OF EACH SPAN concrete 130' approx. Through-truss No change COMPENSATIVE ACTION: By-Pass No. By-Pass No. 25X1 not observed. probable 16-span (approx.) timber res e- ype ?ri ge with spans measuring 1800' E of main bridge; serviceable but status of tracks can not be determined. 25X1 By-Pass No. 3 - 6 span (approx.) timber and steel deck-type bridge; 1425' N of main bridge; serviceable. 25X1 25X1 (see following page for photos) Approved For Release 206EitifiDENZIMP78T05161A0016000 dow,rodingendeleclossific.. Approved For Release 20 ill 411AIF78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF Approved For Release 20 PIB 75)438 February 1967 Page 2 4k1P78T05161A001600080001-4 Approved For Release 205R1 A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Thi Long RR Brid 25X1 streamle SE over Bridge No. 8 on NE 48- 25X1 25X1 25X1 25X1 25X1 COUNTRY North Vietnam COORDINATES MAP 19 "K)N. - 105 44E WG775577 BRIEF NO: PIE 7549 JOG (A) 1501 NE 48- I February 197 LOCATION: 1 nm E of Que Lam on the Hanoi/Dong Hoi Rail Line. DESCRIPTION: LENGTH WIDTH TYPE STATUS: No change COMPENSATIVE ACTION: MATERIAL Wood NO. OF SPANS approx. LENGTH OF EACH SPAN 25X1 By-Pass No. 1 - 4 span (approx.) probable wood, probable deck-type bridge with spans measuring 2 @ (approx.), 2 @ 10' (approx.); 960' S of main bridge; piers and abutments are in place; construction of spans has not been started; track appears to be in S of river and ties are in place N of river. Approved For Release 20102N114)ECKIIMP78T05161A0016000 BONIAL,? Approved For Release 20(12.6ynatrEP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Ha Chanh Hwy. Bridle over COUNTRY North Vietnam COORDINATES 21 07N - 107 21E YJ44071 BRIEF NO: FIB 75440 stream Bridge Ao on NF 48-12 25X1 MAP JOG (A) 1901 NF 48-12 January 1967 25X1 LOCATION: DESCRIPTION: LENGTH 0.8 nm W of Ha Chanh on Route 150' approx. 18. MATERIAL Steel and concrete NO. OF SPANS 3 LENGTH OF EACH SPAN 2 @ 25' approx. 1 @ 100' approx. WIDTH TYPE STATUS: Half-through truss Main 100' span completely destroyed; two 25' spans, piers and abutments are intact. COMPENSATIVE ACTION: By-Pass No. 1 - ferry landings located 150' W of main bridge; serviceable; no ferry boats noted. GROul, Approved For Release 20696F11pa111411P78T05161A001600080001e24d `e-en Approved For Release 25?imucvikpP78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF MAP JOG (A) 1501 NE 4b-7 COORDINATES 18 40N - 105 36E WF042651 BRIEF NO: FIB 75441 February 1967 LOCATION: 0.5 nm NE of Xom Thai on Route 15. DESCRIPTION: LENGTH 120' approx. WIDTH TYPE 15 approx. STATUS: Deck 2 spans dropped; 1 span damaged. COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - (formerly NE )8-7-52); bridge completely destroyed and replaced by ferry landings; located 6001 N of main bridge; serviceable; 1 ferry boat noted. MATERIAL Wood NO. OF SPANS LENGTH OF EACH SPAN 40' approx. Approved For Release 2060N/5121)01101:141E1P78T05161A0016000 Approved For Release 20e6r6ENItapP78T05161A001600080001-4 25X1 25X1 CIA IMAGERY ANALYSIS DIVISION NAME -- Tam over Song Bridge No. Da RR. and Hwy. Bridge COUNTRY North Vietnam COORDINATES 18 50N - 105 39E WF69189 BRIEF NO: FIB 75442 January 1967 Cua Lal 18 on NE 48-7 MAP JOG (A) 1501 NE 48-7 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 2.3 nm NE of Tam Da on the 360' approx. Hanoi/Vinh Rail Line. MATERIAL Wood and concrete NO. OF SPANS 12 probable LENGTH OF EACH SPAN ,., approx. (Single track) Deck beam with lattice tower supports and piers Repaired and serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - probable 10-span with spans measuring bridge; U/C. (approx.) wood deck-beam bridge 25X1 3100' S of main 25X1 GROUP Approved For Release 2060ieFIDENILAbP78T05161A001600001i01"4---6-- Approved For Release 206yR12Efclit9e78T05161A001600080001-4 25X1 25X1 25X1 CIA IMAGERY ANALYSIS DIVISION NAME Son La Hwy. Bridge S over COUNTRY North Vietnam COORDINATES 21 19N - 103 58E Uj876584 Nam La Bridge N . 6 on NF 48-10 BRIEF NO: PIB 75443 January 1967 MAP JOG (A) 1501 NF 48-10 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.5 nm W of Ban 40' a-pprox. Lac on Route 6. MATERIAL Wood and concrete NO. OF SPANS 2 LENGTH OF EACH SPAN 20' approx. Deck 25X1 Slight deck damage; bridge serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 40' x 10' (approx.) ford; probable rock/gravel base; 15' S of main bridge; presently serviceable but not in use. Approved For Release 20M4 DE4IMP78T05161A00160008 GROUP] 00134,47==_ Approved For Release 20etitvit1BENIMpP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Ban W over stream Rrirl P No. Houei Cha Long Hwy. Bridge COUNTRY North Vietnam COORDINATES 19 15N - 104 2E VG-76288 9 25X1 BRIEF NO: FIB 75444 January 1967 MAP J00 (A) 1501 NE 48-2 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 1 nm N of Ban Houei Cha Long on Route 7. MATERIAL Masonry 55' approx. NO. OF SPANS 1 10' approx. LENGTH OF EACH SPAN Deck-arch 55' approx. The masonry arch has been severely damaged and is serviceable to foot traffic only. COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - single span (approx.) wood deck-type bridge; 150' S of main bridge; serviceable. GROUP 1 Approved For Release 2001gAIDECNI.4110'78T05161A001600080001"4""'?`" Approved For Release 20(affi1tiactfr78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 25X1 25X1 NAME Hanoi Canal des Bridge No. RR. and Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 04N - 105 54E vu948306 Rapides 18 on NF 4-ll BRIEF PIB 75445 January 1967 MAP JOG (A) 1501 NF 4d-11 LOCATION: DESCRIPTION: 0.4 nm SW of Yen Vien on the Hanoi/Dong Dang MATEMAL Steel and NO. OF SPANS 6 LENGTH OF EACH SPAN Rail Line and Route LA. concrete 25X1 LENGTH WIDTH TYPE STATUS: 15' approx. Through truss Undamaged. COMPENSATIVE ACTION: By-Pass No. 1 - 8 span 670' x width undetermined (approx.); probable steel and concrete (type not known) bridge with spans measuring 2 @ 70', 6 @ 100'; 2100' E of main bridge; probable swing span U/C. GROUP 1 E gcluded .uremar.c Approved For Release 2006@bifiRENkTMDIP78T05161A0016000801701=4"--'-- Approved For Release 21:Mliffi3 E a1rIMP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Thien Linh Dong Hwy. Bridge COUNTRY North Vietnam COORDINATES 19 43N - 105 42E WG752806 over Vi Giangl Bridge No. 32 on NE 48-3 25X1 BRIEF NO: PIB 75446 January 1967 MAP JOG (A) 1501 NE 25X1 LOCATION: 0.5 nm SSW of Thien Linh Dong DESCRIPTION: on Route 704. MATERIAL Wood NO. OF SPANS 8 LENGTH OF EACH SPAN 25X1 LENGTH WIDTH 10' approx. TYPE Deck STATUS: 25X1 2 spans dropped; 1 pier destroyed; bridge undergoing repair. COMPENSATIVE ACTION: By-Pass No. 1 - ferry landings 1 ferry boat n By-Pass No. 2 - ferry landings no ferry boats located S of oted. located 600' noted. main bridge; serviceable; S of main bridge; under construction; "." Approved For Release 20014AIDENntdP78T05161A001600080001'-24"-'`" Approved For Release 2TeptiffeifRifteP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Dia Thuy RR. Bride SW over COUNTRY North Vietnam COORDINATES 19 22N - 105 43E WG756417 Khe Due Bridge No. 60 on WE 25X1 BRIEF NO: PIB 75447 January 1967 MAP JOG (A) 1501 NE 48-1 25X1 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: No change 0.5 nm SE of Dong Ky on the 115' approx. Hanoi/Dong Hoi Rail Line. MATERIAL Steel and concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 115' approx. (Single track) Half-through truss 25X1 COMPENSATIVE ACTION: By-Pass No. 1 - probable 5 span deck-bean bridge wirn spans and 3 @ 20' approx.; 350' N approx. wood, concrete and steel 25X1 measuring 1 @ 40', 1 @ 30', of main bridge; bridge has been repaired and is now serviceable. By-Pass No. 2 - RR. by-pass in initial stages of construction; approx. 700' N of main bridge. GR." Approved For Release 2060NAIDEtglieljP78T05161A0016000800014"'"'"'"-- Approved For Release 20%.9.6y4/11fDeVIVE78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Do 25X1 Rao Cai Bridge No 25X1 25X1 ridge over 8 on NE 48-11 COUNTRY North Vietnam MAP LOCATION: JOG (A) 1501 NE 46-11 0.1 nm N of Don Bai Dinh on Route 15. DESCRIPTION: LENGTH WIDTH TYPE iJecic 11 25X1 STATUS: No change 25X1 25X1 25X1 25X1 COMPENSATIVE ACTION: By-Pass No. 1 By-Pass No. 2 By-Pass No. 3 - constructed base; 4001 constructed base; 500' W of constructed base; MATEMAL Concrete NO. OF SPANS LENGTH OF EACH SPAN ma COORDINATES 17 45N - 105 46E WE82566 BRIEF NO: PIB 75448 January 1g67 (approx.) ford; probable rock/gravel in bridge; serviceable. (approx.) ford; probable rock/gravel main bridge; serviceable. (approx.) ford; probable rock/gravel 1000' NW of main bridge; serviceable. GROUP I Approved For Release 206.0.11FIDEN44FAIP78T05161A0016000?i011644111:7;:-... 25X1 25X1 25X1 25X1 25X1 25X1 Approved For Release 20efitnEfivApp781-05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Ban Bung Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 3IN - 103 20E Uj278803 Nam Co Bridge N . 13 on NF 45-9 BRIEF NO: FIB 75449 January 1967 MAP JOG (A) 1501 NF 48-9 LOCATION: 0.4 nm NW of Ban Bung on DESCRIPTION: LENGTH 0 annrox. Route 19. MATERIAL NO. OF SPANS LENGTH in status Steel, OF EACH (approx.) bridge; (approx.) bridge; concrete, timber 2 SPAN 45' approx. rock/gravel rock/gravel WIDTH TYPE Deck STATUS: Main bridge not shown; no change COMPENSATIVE ACTION: By-Pass No. 1 - constructed base; 2300' By-Pass no. 2 - constructed base; 2000' ford; probable serviceable. ford; probable serviceable. SW of main 280' x 15' SW of main GROUPI Approved For Release 20G/INFIED:ECNIIIMP78T05161A0016000 25X1 _ 25X1 25X1 25X1 Approved For Release 200tIONFIRENCIFINT05161A001600080001-4 25X1 CIA IMAGERY ANALYSIS DIVISION NAME Hanoi RR. the Red River Bridge No. 17 on NF 48-11 and Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 02N - 105 52E WJ894268 MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE BRIEF NO: PIB 75450 I January 1967 0.4 nm ENE of Hanoi on the Hanoi/Dong Dang Rail Line and Route IA. JOG (A) 1501 NF 48-11 40' approx. Combination through truss/ cantilever/warren truss with verticals STATUS: MATERIAL Steel and concrete NO. OF SPANS 19 LENGTH OF EACH SPAN Undamaged. 25X1 COMPENSATIVE ACTION: By-Pass No. 1 - ferry landings located 800' S of main bridge, and 4500' S of main bridge on the NE side of river; 1 nm S of main bridge on SW side of river; serviceable; no ferry boats noted; numbered annotations indicate ferry landings. VITAL RECORDS COPY' Approved For Release 200c1lifiDERTA611178T05161A00160008071t4---h? .." 25X1 - _e Approved For Release 2060b13MEN11141:11P78T05161A001600080001-4 75450 Page 2 DDI IMAGERY ANALYSIS b I Al-I- 25X1 Apprived ror Ile-tease 20cPtIPP.ENIIMP713T051C1A001C000130001-4 25X1 ....\._- , Approved For RPIP2SP 20f111NA Fdakk1P7RT051R1mm1R0010001-4 DDI IMAGERY ANALYSIS STAFF PIB 75450 Page 3 Approved For Release 20MIPQIII1411678T05161A001600080001-4 25X1 25X1 25X1 25X1 25X1 Approved For Release 20Z266141itiERMP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION AME Ban Poun Co Hwy. Bridge NE over stream Bridge No. 17 on NF 48- COUNTRY North Vietnam MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NF 48-9 COORDINATES 21 32N - 103 19E Uj262825 BRIEF NO: PIB 75451 January 1967 0.5 nm E of Ban Poun Co on Route 19. 20' approx. 20' approx. Deck MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 20' approx. STATUS: 1 concrete abutment destroyed; span dropped. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 30 x 15' (approx.) ford; probable rock/gravel base; adjacent to main bridge on west side; serviceable. Approved For Release 2001/66f2IDEUTlittk78T05161A00160008C;001'4?"'"'"'`" GROUP] E.cAed mar, 25X1 25X1 Approved For Release Drew/ ENIrapP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Son Kinh Hwy. Bridge 1 Bridge No. 64 on NE 48-7 COUNTRY North Vietnam COORDINATES 18 11N - 106 IIR XF25511 MAP JOG (A) 1501 NE 48-7 BRIEF NO: FIB 75452 January 1967 LOCATION: 0.1 on E of Son Kinh on Route IA. DESCRIPTION: LENGTH WIDTH TYPE STATUS: Completely destroyed. MATEMAL Timber NO. OF SPANS 3 LENGTH OF EACH SPAN 20' approx. COMPENSATIVE ACTION: By-Pass No. 1 - 2-span 40' x 10' (approx.) timber bridge with 2 spans measuring 20'; immediately W of main bridge; completely destroyed. By-Pass No. 2 - combination rock-fill causeway and 1 span 15' x 10' (approx.) timber deck-type bridge; 100' E of main bridge; serviceable. Approved For Release 20?01f110B14-114P78T05161A00160008 Ofl+Nid Approved For Release 20e0WEIDERtilAr78T05161A001600080001-4 Ban Pa Ang Hwy. Bridge Bridge No. 16 on NF 48-9 DDI IMAGERY ANALYSIS STAFF MAP JOG (A) 1501 NF 4b-9 COORDINATES 21 33N - 103 16E Uj215842 BRIEF NO: PIB 75453 February 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 0.7 nm NE of Ban Boa on Route 19. 75' approx. 10' approx. Cable bridge with remoyeable decking STATUS: 25X1 No change 25X1 COMPENSATIVE ACTION: By-Pass No. 1 - constructed base; 300' 25X1 By-Pass No. 2 - constructed base; 2000' SW of (Both fords form one by-pass 25X1 MATERIAL Steel and timber NO. OF SPANS 1 LENGTH OF EACH SPAN 75' approx. (approx.) ford; probable rock/gravel ridge; serviceable. (approx.) ford; probable rock/gravel main bridge; serviceable. route.) GROUP I Approved For Release 26?blEEIDENEAlbP78T05161A001600080?11:4"6?b-- v Approved For Release 20M1ilitxfier178T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Xom Ca Dinh Hwy. Bridge N 25X1 over stream _Bridge No. 1 on NE 48-11 25X1 25X1 COUNTRY North Vietnam COORDINATES 17 48N - 105 47E wE828696 JOG (Aj 1901 NE 48-11 LOCATION: 0.8 nm N of Xom Y Lanh on Route 15. DESCRIPTION: LENGTH 25' approx. WIDTH 15' approx. TYPE Deck STATUS: No change COMPENSATIVE ACTION: BRIEF NO: PIB 7545)4 February 1g67 MATERIAL Probable concrete and timber NO. OF SPANS 1 LENGTH OF EACH SPAN 25'approx. By-Pass No. 1 - probable causeway of earth fill construction with culvert, 25X1 I I(a.pprox.); 30' W of bridge; serviceable. 25X1 Approved For Release 20WI 00VEMIMP78T05161A0016000/04WEiP :::1:77:? Approved For Release 20(12010/DENTIFAIC78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Xom Y Lanh Hwy. Bridge over 25X1 Rao Ci Trib Bridge No. 2 25X1 25X1 on NE 48-11 COUNTRY North Vietnam COORDINATES 17 47N - 105 47E w8 33666 MAP JOG (A) 1501 NE 4b-11 BRIEF NO: PIB 75455 February 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 1 nm S of Xom Y Lanh on Route 15. 25X1 STATUS: No change COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - constructed (approx.) ford; probable rock/gravel base; 30' W of bridge; serviceable. MATERIAL Wood and concrete NO.OFSPANS 1 LENGTHOFEACHSPAN 81 approx. 25X1 Approved For Release 20021NAIDElightt78T05161A0016000800 NAME Approved For Release 2011C2MILDE4TIMD78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF COUNTRY COORDINATES An Dinh Hwy. Bridge Bride No. 8 on NE 48-12 North Vietnam 17 16N - lo6 46E xE889109 BRIEF NO: PIB 75456 February 1g67 MAP JOG (A) 1501 NE 45-12 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.6 105' 10' Deck nm SE of An Dinh on Route 1A. MATERIAL Concrete approx. NO. OF SPANS 3 probable approx. LENGTH OF EACH SPAN 2 1 @ 4o, approx. @ 25, approx. No apparent change COMPENSATIVE ACTION: By-Pass No. 1 - natural 45' (approx.) ford; 55, E of main bridge; serviceable. Approved For Release 200-11C141IMBN441P78T05161A00160008 GRINJI.1 COUNTRY Laos MAP COORDINATES 17 29N - 105 42E WE 7472 BRIEF NO: PIB 75457 JOG (A) 1901 NE 48-11 I February 1g67 LOCATION: 0.1 no SE of Ban Seng Phan on Route 23. DESCRIPTION: LENGTH MATERIAL Timber 50' approx. WIDTH NO. OF SPANS 2 probable 10' approx. TYPE LENGTH OF EACH SPAN 25' approx. Probable deck STATUS: Constructed 50' x 15' (approx.) ford; probable rock/gravel base; located at site of main bridge; serviceable. COMPENSATIVE ACTION: NA Approved For Release 20?0,11F1DEM-11A1f78T05161A0016000E, Approved For Release 20(6ffliffbantRe78T05161A001600080001-4 DDIIMAGERYANALYSISSTAFF NAME Ban Seng Phan Hwy. Bridge 25X1 over Nam Ngol Bridge No. 16L on NE 48-11 25X1 25X1 GROUP 1 (lapdir Approved For Release 200143FIDERMP78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ban Huot Hwy. Bridge over 25X1 Nam Tied Bridge No. 9IJ on NE 48-2 25X1 DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 48-2 1.0 nm E of Ban Ken on Route 7. 110' approx. 10' approx. Through truss COORDINATES 19 35N - 103 40E uG618661 BRIEF NO: PIB 75458 February 1967 MATEMAL Concrete and steel NO. OF SPANS 3 probable LENGTH OF EACH SPAN 2 @ approx. 1 @ 40' approx. STATUS: 3 spans destroyed; 2 piers destroyed; 1 abutment destroyed; 1 abutment severely damaged. COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - constructed (approx.) ford; probable rock/gravel base; 150' SE of bridge; serviceable. UR, rtiCigRO' Approved ForReleaseE 20e608112. C.I.C1r78T05161A0016000 NFIDNI Approved For Release 20EURFIIDEWHIRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Ban Thain Hwy. Bridge over COUNTRY North Vietnam COORDINATES 21 25N - 103 43E Uj68695 stream Bridge No. "10 on NF 48-10 25X1 BRIEF NO: PIB 75459 January 1967 MAP JOG (A) 1501 NF 48-10 25X1 25X1 25X1 LOCATION: 1.3 nm WNW of Ban Them DESCRIPTION: LENGTH 40' approx. on Route 6. MATERIAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 40' bridge remains unserviceable; long lumber. 120' x 15' (approx.) ford; N of main bridge; serviceable. 120' x 15' (approx.) ford; S of main bridge; serviceable. approx. decking consists probable rock/gravel probable rock/gravel WIDTH TYPE Deck STATUS: No change of 3 pieces COMPENSATIVE ACTION: By-Pass No. By-Pass No. of 40' approx. 1 - constructed base; 160' 2 - constructed base; 560' GROUP I Excluded from autornoric Approved For Release 200MINDEKTOAt78T05161A0016000800'0V1?"de'?`-- ir Approved For Release 20VONHDEIFICEIME78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF 25X1 NAME Huu Hau Hwy. Bridge over COUNTRY North Vietnam COORDINATES 17 22N - 106 40E XE779213 stream Bridge No. 37 on NE 48-12 25X1 BRIEF NO: PIB 75460 February 1967 MAP JOG (A) 1501 NE 48-12 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.9 nm NE of Hien Loc on Route LA. 20' approx. MATERIAL Probable concrete NO. OF SPANS 1 probable 20' approx. LENGTH OF EACH SPAN 20' approx. Probable deck 25X1 Bridge replaced by a serviceable 900' by 20' (approx.) causeway. COMPENSATIVE ACTION: NA "." Approved For Release 20MOIDEMAZIP78T05161A0016000JODUTI4'""-- Approved For Release 20E2JffIDEWRIEP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Hoang Pho Hwy. Bridge over COUNTRY North Vietnam COORDINATES 19 31N - 105 41E WG722583 stream Bridge o. on 25X1 BRIEF NO: FIB 75461 January 1967 MAP JOG (A) 1501 NE 48-3 LOCATION: DESCRIPTION: LENGTH 25X1 WIDTH TYPE STATUS: 0.4 nm SE of Thai Yen on an unnumbered route. MATERIAL Timber and concrete NO. OF SPANS 2 probable Deck LENGTH OF EACH SPAN Both spans destroyed; pier damaged; abutments intact; bridge probably undergoing repair. COMPENSATIVE ACTION: By-Pass No. 1 - 135' x 20' (approx.) ford U/C; 125' W of main bridge; not yet serviceable. 25X1 By-Pass No. 2 - 2 span (approx.) timber and concrete deck-type bridge with spans measuring 20' U/C; 190' W of main bridge and not yet serviceable. GROUP I Approved For Release 200?fi1fiDERTFIAb78T05161A00160008060It4?"'"--- 25X1 25X1 25X1 25X1 25)(1 25X1 Approved For Release 20RRINIl2yESIIHRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Thi Suoi Cay Bridge No. Long RR. Bridge over COUNTRY North Vietnam COORDINATES 19 31N - 105 42E WG749595 Gang 2 on NE 4h-3 r- BRIEF NO: FIB 75462 January 1967 MAP JOG (A) 1501 NE 4b- LOCATION: DESCRIPTION: LENGTH 0.1 nm SE of Thi Long on 100' approx. the Hanoi/Dong Hoi Rail MATERIAL Steel NO. OF SPANS 2 LENGTH OF EACH SPAN Line. 1 @ 25' approx. 1 @ 75' approx. -beam bridge with WIDTH TYPE (Single track) Through STATUS: No change COMPENSATIVE ACTION: By-pass No. -truss 1 - 4-span (approx.) wood deck probable rock-filled crib piers; spans measure approximately 2 @ 15' and 2 @ 25'; 1500' W of main bridge serviceable. Approved For Release 20Efikhifioaal GROUP I Excluded ,otr. outornoti P78T05161A001600080004-4 Approved For Release 20MplibERIIIRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Muong Sen Hwy. Bridge Bridge No. 19 on NE 48-2 COUNTRY North Vietnam COORDINATES 19 23N - 104 08E vGlo6450 25X1 BRIEF NO: FIB 75463 January 1967 MAP JOG (A) 1501 NE 48-2 25X1 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: No COMPENSATIVE By At Muong Sen on Route 7. MATEMAL Timber NO. OF SPANS 5 LENGTH OF EACH SPAN 25X1 25X1 bridge 10' approx. Deck change ACTION: -Pass No. timber deck-type 1 - possible 3-span (approx.) 25X1 with spans measuring 10'; 90' S of main bridge; serviceable. GRCILIPI Approved For Release 201MFILD:ENZ-111kbP78T05161A00160008,01301.24?... 17 Approved For Release 20?WIDENMIPP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 NAME Yen Hoi Ha RR. Bridle over COUNTRY North Vietnam COORDINATES 18 15N - 105 40E WF716187 highway Bridge No. 87 on NE 48-7 25X1 BRIEF NO: PIB 75464 January 1967 MAP JOG (A) 1501 NE 48-7 LOCATION: DESCRIPTION: LENGTH WIDTH 25X1 TYPE STATUS: 0.1 nm SW of Xom Bo on Hanoi/Dong Hoi Rail Line. MATERIAL Steel and NO. OF SPANS LENGTH OF EACH SPAN concrete 25X1 Deck 25X1 1 span dropped; 2 spans heavily damaged; track has been removed from approaches and bridge. COMPENSATIVE ACTION: None GROUP I Approved For Release 200?01NBDERTFU9678T05161A001600080001tirdd"'"-- Approved For Release new DERIktAleP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION 25X1 25X1 25X1 NAME Trong Quang Tien RR. Bridge COUNTRY North Vietnam COORDINATES 19 37N - 105 42E WG740696 over Song Yen Bridge No. 37 on NE BRIEF NO: PIB 75465 MAP JOG (A) 1501 NE 148_3 1 January 1967 LOCATION: 1.2 nm E of Trong Quang Tien DESCRIPTION: LENGTH 195' approx. WIDTH 10' approx. (Single track) TYPE Deck-girder STATUS: Destroyed and subsequently reconstructed probable wood, deck-beam bridge on the Hanoi/Dong Hoi MATERIAL Steel and concrete NO. OF SPANS 3 LENGTH OF EACH SPAN 65 as a 5 span with probable lattice The bridge is now serviceable. Rail Line. approx. 25X1 approx.) the spans 25X1 tower piers; measure approximately each. ACTION? COMPENSATIVE 25X1 By-Pass No.1 - 8 span beam bridge with spans measuring NE of main bridge; serviceable. (approx.) wood and steel deck- 1000' GROLIPI Approved For Release 20001114/FIDENMP78T05161A0016000813601-4,---,? 25X1 25X1 25X1 Approved For Release 20M12 EfittAIRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Lanh Khanh RR Bridge SE over 0 COUNTRY North Vietnam COORDINATES 21 "L[N. - 104 59E VJ991859 stream Bridge No. /4" on 1\110 4b- BRIEF NO: FIB 75466 MA Y JOU (A) 1Wl MN 40-10 January 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 1 nm SE of Yen Son on the Hanoi/Lao Cai Rail Line. MATERIAL Steel and concrete 45' approx. NO. OF SPANS 1 15' approx. (Single track) LENGTH OF EACH SPAN 45 , Half-through truss approx. 25X1 Span has been replaced and a 20' (approx.) deck section has been added to span the cratered abutment. Bridge is now serviceable. COMPENSATIVE ACTION: None Approved For Release 200)151110Milic1f78T05161A00160008=0,- 25X1 Approved For Release 20MINTMEM1IIP78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF N AME Ban Itak Hwy. Bridge Bridge No. 29L on NE 48-11 COUNTRY Laos cooRomATEs 17 38N - 105 10E WE184510 MAY JOG (A) 1501 Nh 4b-11 BRIEF NO: PIB 75467 February 1967 LOCATION: 0.3 nm N of Ban Itak on Route 8. DESCRIPTION: LENGTH WIDTH TYPE STATUS: 40' approx. 10' approx. Through-truss MATERIAL Steel and timber NO. OF SPANS LENGTH OF EACH SPAN 40' approx. The span has been completely dropped; abutments probably damaged. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; 75' E of the main bridge; unused by vehicles but possibly serviceable. Approved For Release 2 CCINFICI E IPMP78T05161A0016000 GROUPI 801:W1444==? Approved For Release 20Mittibeitiffr8T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ban Na Thinh Hwy. Bridge Bridge No. 2L on NE 48-11 COUNTRY Laos COORDINATES 17 34N - 105 36E WE651439 MAP JOG (A) 1501 HE 48-11 BRIEF NO: PIB 75468 1 February 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 0.4 nm E of Ban Na Thinh on Route 12. 20' approx. Deck STATUS: Completely destroyed. MATERIAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 20' approx. COMPENSATIVE ACTION: By-Pass No. 1 - single span 10' x 10' (approx.) timber deck-type bridge; 210' N of main bridge; serviceable. Approved For Release 20E014f1IDE444111p78T05161A00160008 GROLIPI clagt1==... _ - - Approvedfor Release 20ItatifDENTFRE78T05161A001600080001-4 N AME Ban XiangdaO Hwy. Bridge Bridge No. 30L on NE 48-11 REFERENCES N DDI IMAGERY ANALYSIS STAFF PHOTO MAP LOCATION: COUNTRY Laos COORDINATES 17 34N - 105 "OE WE54448 BRIEF NO: PIB 75469 April 1967 DESCRIPTION: LENGTH WIDTH TYPE STATUS: COMPENSATIVE ACTION: MATERIAL NO. OF SPANS LENGTH OF EACH SPAN NOTE: Destroy all copies of PIB 65314. Correct all copies of PIB 75469 to agree with the above information. MP. ? copy Approved For Release 200C49NRDERIRAlt78T05161A001600080 GROLI1.1 Approved For Release 20y(518/D 12 ?E4T4NE78T05161A001600080001-4 N rr DDHMAGERYANALYSISSTAFF NAME Ban Xieng Dao Hwy. Bridge Bridge No. 0L on NE 48-11 COUNTRY Laos COORDINATES 17 34N - 105 31E WE5484Tr DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 48-11 0.7 nm W of Ban Xieng Deo 60' approx. 10' approx. Deck on Route 12. BRIEF NO: PIB 75469 February 1Q67 MATERIAL Wood NO.OF SPANS 3 probable LENGTH OF EACH SPAN 20' approx. STATUS: Two spans dropped; 1 abutment destroyed. COMPENSATIVE ACTION: By-Pass No. 1 - natural 25' (approx.) ford; 200' S of main bridge; serviceable. Approved For Release 201MENOIDEM-r1p78T05161A00160008 WIMPI 25X1 Approved For Release 20112of1ifbEinfRe78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Ban Nong Bua Hwy. Bridge Bridge No. 21 on NF 48-9 COUNTRY North Vietnam COORDINATES 21 24N - 103 02E TJ973683 MAP JOG (A) 1501 NF 48-9 BRIEF NO: FIB 75470 January 1967 LOCATION: 0.7 nm NE of Ban Nong Bua on Route 19. DESCRIPTION: LENGTH6' arox. MATERIAL Concrete WIDTH 25X1 T ec NO. OF SPANS 1 1 probable TYPE I I LENGTH OF EACH SPAN 65 approx. 25X1 STATUS: 1 abutment destroyed; span dropped. COMPENSATIVE ACTION: By-Pass No. 1 - (approx.) causeway; rock/gravel construction; 390' SE of main bridge; serviceable. GROUP] Approved For Release 200C0NnDEUPMQP78T05161A00160008000t-4---- 25X1 25X1 25X1 Approved For Release 20 P78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Phu Cu RR. Bridge N over stream Bridge No. 51 on NE 48 COUNTRY North Vietnam COORDINATES 19 231. - 105 44E WG780429 MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 4t3- 0.9 nm NW of Huu Lai on the Hanoi/Dong Hoi Rail Line. BRIEF NO: PIB 75471 !January 1967 60' approx. 10 approx. (Single track Deck STATUS: No change MATERIAL Steel and wood NO. OF SPANS 1 LENGTH OF EACH SPAN 60' approx. COMPENSATIVE ACTION: 25X1 By-Pass Na. 1 - single span (approx.) wood deck-beam bridge, 1300' N of main bri?, serviceable. 25X1 By-Pass No. 2 - single span (approx.) wood deck-beam bridge, 840' NW of main bridge; serviceable. 25X1 By-Pass No. 3 - single span (approx.) wood deck-beam bridge, 400' W of main bridge; serviceable. 25X1 NO2E: These three bridges are all used as one rail by-pass. Approved For Release 2001/6MDEbalitik78T05161A001600080001"4?"'"'"? Approved For Release 20CeeppinDBFFIRE78T05161A001600080001-4 25X1 25)(1 25X1 25X1 25X1 DDI IMAGERY ANALYSIS STAFF NAME Ban Nhan Dong Hwy. Bridge Bridge No. 6 on NE 48-2 COUNTRY North Vietnam COORDINATES 19 20N - 104 18E VG270377 BRIEF NO: PIB 75472 February 1967 MAP JOG (A) 1501 NE 43-2 LOCATION: -0.1 nm DESCRIPTION: LENGTH 120' approx. WIDTH 10' approx. TYPE Deck STATUS: No change COMPENSATIVE ACTION: By-Pass No. By-Pass No. W of Ban Nhan Dong on Route MATERIAL NO. OF LENGTH 7. Concrete SPANS 2 OF EACH SPAN 60' approx. (approx.) wood deck-type bridge 220' (approx.) ford; probable rock/gravel bridge; serviceable. 1 - 2 - single-span SW of main bridge; serviceable. constructed base; 10' NE of main GROUPI Ea.lud.d from ourornetic Approved For Release 20ffitifinfraiebb78T05161A0016000813001.14""e'?"-- Approved For Release 20RMIIDEVFME78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Ban, Tan Xs Hwy. Bridle over stream' Bridge No. 15 on NE 48-2 COUNTRY North Vietnam COORDINATES 19 17N - 104 20E YG305334 MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 48-2 1 nm SE of Ban Ta Xa on Route 7. 25X1 STATUS: No change BRIEF NO: FIB 75473 February 1967 MATERIAL Concrete and wood NO. OF SPANS 3 LENGTH OF EACH SPAN COMPENSATIVE ACTION: By-Pass No. 1 - single-spanr-------1(approx.) wood deck-type bridge; 390' W of main bridge, serviceable. GRIM.) Approved For Release 20102:1101C1M-litt78T05161A0016000800014----b-- 25X1 Approved For Release 20Z2MME.tirr IR78T05161A001600080001-4 Ban Muong Thu Hwy. Bridge Bridgf_ No. 1 on NE 48-2 25X1 25X1 DDI IMAGERY ANALYSIS STAFF MAP JOG (A) 1501 NE 48-2 COUNTRY North Vietnam COORDINATES 19 20N - 104 17E VG250384 BRIEF NO: FIB 75474 1 February 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 1.3 nm SE of Ban Mhong Thu on Route 7. 130' approx. half-throughruss STATUS: No change COMPENSATIVE ACTION: MATEMAL Steel and concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 130' approx. By-Pass No. 1 - 8-span approx.) wood deckbridge with -type 8 spans 4 piers 100' NE of main bridge; 8 spans destroyed; destroyed, By-Pass No. 2 - 2-span (approx.) wood deck-type bridge with 2 spans combinedwith a constructed 100' x 15' (approx.) ford; rock/gravel base; 150' NE of main bridge; serviceable. probable By-Pass No. 3 - constructed 190' x 15' (approx.) ford; probable rock/gravel base; 230' NE of main bridge; serviceable. GFIWPI Approved For Release 206al/RIDEig4tt'78T05161A001600080001.194"-1-1.-- Approved For Release 20EMMERNAIRP78T05161A001600080001-4 CIA IMAGERY ANALYSIS DIVISION NAME Ban Pieng Horn Hwy. Bridge Bridge No. 3 on NE 48-2 COUNTRY North Vietnam COORDINATES 19 22N - 104 13E VG187418 25X1 BRIEF NO: PIB 75475 MAP JOG (A) 1501 NE 48-2 January 1967 25X1 25X1 LOCATION: At Ban DESCRIPTION: LENGTH 150' approx. WIDTH 10' approx. TYPE Deck STATUS: No change COMPENSATIVE ACTION: By-Pass No. Pieng Horn on Route 7. MATEMAL Concrete NO. OF SPANS LENGTH OF EACH SPAN .-- x 15' (approx.) ford; of main bridge; serviceable. approx. probable rock/gravel 1 - constructed 70' base; 125' S Approved For Release 2001/Na DEbillitik78T05161A00160008001t4-""1""`-- JOG (A) 1501 N7 48-2 At the N edge of Khe Kien on Route 7. 240' approx. Deck MATERIAL Concrete NO. OF SPANS LENGTH OF EACH SPAN BRIEF PIB 75476 Febriaary 1967 80' approx. STATUS: No change 25X1 25X1 COMPENSATIVE ACTION: By-Pass No. 1 2-span (approx.) wood deck-type bridge with spans main bridge combined measuring approx.; 200' NE of with a constructed 95' x 15' (approx.) rock/gravel causewa ? serviceable. By-Pass No. 2 possible 6-span (approx.) wood deck-type bridge 25X1 with n spans; 1200 SW of main bridge; serviceable. By-Pass No. 3 constructed (approx.) ford; probable rock/gravel base; 1350' w or main bridge; serviceable. Approved For Release 26.00PillEMEWAM3P78T05161A0016000 Approved For Release 2?0/(440EPil1HM)P78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Khe Kien Hwy. Bride over 25X1 Nam Kien Bridge No on NE 25X1 COUNTRY North Vietnam COORDINATES 19 16N - 104 21E VC1-2810 MAP LOCATION: DESCRIPTION: LENGTH WIDTH 25X1 TYPE 25X1 25X1 25X1 25X1 25X1 GROUP I E..1.1.d ...mot, Approved For Release 200kONIRDEN-M1i8T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF PIB 75476 Page 2 Approved For Release 2001AINEI:DiabM78T05161A001600080001-4 25X1 Approved For Release 2001ZONfiDEMAIL78T05161A001600080001-4 DDIIMAGERYANALYSISSTAFF NAME Dong Hoi Hwy. Bridge S over Moat BrIdge No 62 on NE 48-12 COUNTRY North Vietnam COORDINATES 17 27N - 106 37E XE72815 MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 43-12 BRIEF NO: PIB 75477 February 1967 At Dong Hoi on Route LA. 75' approx. 15' approx. Deck/causeway MATERIAL Concrete, earth fill NO. OF SPANS 3 probable LENGTH OF EACH SPAN 25' approx. STATUS: North end of bridge cratered; 1 span destroyed; 1 abutment destroyed. COMPENSATIVE ACTION: None RUES C Approved For Release 20cemomme78T05161A00160008 GROUP I Oaellir '44 nfrd71::1:77f7cce. en Repaired and serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - natural 40' (approx.) ford; 50' W of main bridge; probably serviceable. Approved For Release 20kalhEDECKFACIP78T05161A00160008 Approved For Release 200wiDENT-IM78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Phu Hao Dona Thon Hwy Bridge COUNTRY COORDINATES 25X1 over stream 17 10N - 106 44E Bridge No. on NE 4O-12 North Vietnam xn852999 25X1 BRIEF NO: PIB 75478 MAP JOG (A) 1501 NE 48-12 February 1967 LOCATION: 1.1 nm S of Phu Hao Dong Thon on Route 101. DESCRIPTION: 25X1 LENGTH MATERIAL Timber WIDTH NO. OF SPANS 3 approx. 10' approx. TYPE LENGTH OF EACH SPAN Deck 25X1 STATUS: 25X1 GRMPI Exclut6lhorneloomatic 25X1 25X1 25X1 Approved For Release 2002fatiflaiMITditk8T05161A001600080001-4 N AME Ban Hua Na Hwy. Bridge Bridge No. 14 on NE 48-2 DDHMAGERYANALYSISSTAFF COUNTRY North Vietnam MAP LOCATION: DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NE 48-2 1.0 nm E of Ban Hua Na on Route 7. 10' approx. Continuous arch COORDINATES 19 lON - 104 36E VG589204 BRIEF NO: PIB 75479 February 1967 MATEMAL Masonry NO.OFSPANS 12 probable LENGTH OF EACH SPAN STATUS: One span heavily damaged; possible minor damage to other spans. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 30' x 10' (approx.) ford; probable rock/gravel base; 170' SW of main bridge; serviceable. Approved For Release 20020MEIDEMEIMAST05161A001600080 GROUP I Excluded from automatic 00elnor4ing and d?clossilicetion 25X1 Approved For Release 2003143F1DENf1ljtaP78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Ban Lot Hwy. Bridge W over 25X1 Nam Pan Bridge No. 5 on NF 48-10 25X1 25X1 COUNTRY North Vietnam COORDINATES 21 12N - 104 06E vJo67445 MAP JOG (A) 1501 NF 48-10 LOCATION: 0.1 nm E of Ban Lot on Route 6. DESCRIPTION: LENGTH WIDTH TYPE 90' approx. 10' approx. Half-through truss STATUS: Timber decking destroyed. COMPENSATIVE ACTION: BRIEF NO: FIB 75480 February 1967 MATERIAL Steel and timber NO. OF SPANS 1 LENGTH OF EACH SPAN 90' approx. By-Pass No. 1 - natural 180' (approx.) ford; 1000' SE of main bridge; serviceable. By-Pass No. 2 - single span 180' x 15' (approx.) possible cable bridge; 1000' NW of main bridge; decking absent; serviceability undetermined; possible construction material located at western approach to bridge. Approved For Release agmEmE N11l+AtP78T05161A0016000 W.31_11,1 o Approved For Release 20cempmENAFFN78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF 25X1 NAME Khe Bo Hwy. Bridge S over COUNTRY North Vietnam COORDINATES 19 09N - 104 41E VG670171 stream Bridge No. 21 on 1N 4i-2 25X1 BRIEF NO: PIB 75481 MAI-. JOG (A) 1501 NE 48-2 February 1967 25X1 25X1 LOCATION: 0.6 nm SE of Khe Bo on Route DESCRIPTION: LENGTH 50' approx. 7. MATERIAL Masonry or possible NO. OF SPANS 1 LENGTH OF EACH SPAN 50' concrete approx. WIDTH TYPE Deck STATUS: No change COMPENSATIVE ACTION: By-Pass No. 1 - constructed 50' x 15 (approx.) ford; probable rock/gravel base; 50' SW of main bridge; serviceable. Approved For Release 20M44MDEN4-ICCIP78T05161A00160008 GROUP 1 Caltdird:=0 ti spans; 550' SE of main bridge; serviceable. Approved For Release 40211010EntAipP78T05161A0016000 25X1 Approved For Release 20e6NyttcarlilOP78T05161A001600080001-4 [Pi I I/AL DDI IMAGERY ANALYSIS STAFF NAME Lang Bong Hwy. Bridge Bridge No. 3 on NF 48-14 COUNTRY North Vietnam 25X1 DESCRIPTION: LENGTH WIDTH TYPE JOG (A) 1501 NF 48-14 1.3 nm SW of Lang Bong on Route 127. 65t approx. Deck STATUS: Span destroyed. COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - 3-span (approx.) wood deck-type bridge with COORDINATES 20 16N - 104 57E VH949407 BRIEF NO: FIB 75482 February 1967 MATERIAL Concrete NO. OF SPANS 1 LENGTH OF EACH SPAN 65' approx. 25X1 GROW, 25X1 Approved For Release 20011/411101.-1111P78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF N AME COUNTRY COORDINATES Ban Thong Khan Hwy. Bridge No. 5 Bridge No. 7L on NE 48-11 Laos 17 31\I - 105 42E WE759420 BRIEF NO: FIB 75483 ebruary 1967 MAP JOG (A) 1901 NE 48-11 I LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 1 nm NE of Ban Thong Khan on Route 12. MATERIAL Wood 10' approx. NO. OF SPANS 1 5' approx. LENGTH OF EACH SPAN Deck-beam 10' approx. Bridge is probably deteriorated. COMPENSATIVE ACTION: By-Pass No. 1 - natural 10' (approx.) ford; 20' S of main bridge; serviceable. Fi Approved For Release 2000N3FIDENIMP78T05161A0016000/i0404n:::? Approved For Release 200eol4tiDENTIRE78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ban Thong Khan Hwy. Bridge No. 4 Bridge No. 36L on NE 48-11 COUNTRY Laos COORDINATES 17 33N - 105 43E WE 750422 BRIEF NO: PIB 75484 February 1967 MAP JOG (A) 1501 NE 48-11 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.8 nm NE of Ban Thong Khan on Route 12. MATEMAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 25X1 ec - oeam Bridge is deteriorated and is no longer serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - natural 20 (approx.) ford; 40' S of main bridge; serviceable. Approved For Release 20(201N#12C1Mitt78T05161A001600080001 GROUP] Approved For Release averm D E tintRIEP78T051 61A001 600080001 -4 DDI IMAGERY ANALYSIS STAFF COUNTRY Ban Thong Kham Hwy. Bridge No. 4 Bridge No. 35L on NE 48-11 Laos 25X1 MAY JOU (A) 15U1 iNU 40-il BRIEF NO: PIB 75485 February 1967 LOCATION: DESCRIPTION: LENGTH 0.6 nm NE of Ban Thong Kham on Route 12. MATERIAL Wood 25X1 WIDTH TYPE NO. OF SPANS 1 LENGTH OF EACH SPAN Deck-beam STATUS: Bridge has probably deteriorated. COMPENSATIVE ACTION: 25X1 By-Pass No. 1 - earth-fill (approx.) causeway with probable log base; 15' S of main bridge; serviceable. Approved For Release 2CC131611/IDErtilr1kbP78T05161A0016000 GROUP I Excluded Gem automatic 8e0014eclassificcuien 25X1 25X1 25X1 Approved For Release 20040411PINN-M1Z8T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Yfuong Se Tchoun Bridge Phine Hwy. Bridge over COUNTRY Laos COORDINATES 16 32N - 106 02E XDO95275 No. 23L on NE 48-15 BRIEF NO: PIB 75486 February 1967 MAP JOG (A) 1501 NE 48-15 1 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: At the southern edge of Muong Phine on Route 23. MATERIAL Timber, NO. OF SPANS 2 LENGTH OF EACH SPAN truss concrete and steel 15' approx. Half-through Superstructure destroyed; one abutment destroyed. COMPENSATIVE ACTION: None GROUP? Approved For Release 2066iNEMEMIAb78T05161A00160008 25X1 MAP JOG (A) 1501 NE 48-15 COORDINATES 16 36N - 106 06E XD181352 BRIEF NO: PIE 75487 February 1967 LOCATION: 2 nm SE of Ban Saloy on Route 9. DESCRIPTION: WIDTHTYPE Deck 0' approx. LENGTH STATUS: Bridge completely destroyed. MATERIAL Timber NO. OF SPANS 2 LENGTH OF EACH SPAN 1C 1 ) approx. COMPENSATIVE ACTION: By-Pass No. 1 - natural 30' (approx.) ford; 75' E of main bridge; serviceable. Approved For Release 2eto4ttENT44)P78T05161A0016000 25X1 Approved For Release 2oeoplic1DERTIMP78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Ban Saloy Hwy. Bridge over Xe Chouan River Bridge No. 21L on NE 48-15 COUNTRY Laos 25X1 G1,10111.1 8601=1=-. Approved For Release 20t2 ff1RRIMP78T05161A001600080001-4 DDIIMAGERYANALYSISSTAFF 25X1 NAME Ban Se Tchounl Bridge KjTine Hwy. Bridge COUNTRY Laos COORDINATES 16 37N - 106 07E XD184376 iver No. 20L on NE 48-15 25X1 BRIEF NO: PIB 75488 MAP JOG (A) 1501 NE 48-15 February 1967 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 2 nm NE of Ban Saloy on Route 9. MATERIAL Timber NO. OF SPANS 25X1 101 approx. Deck 2 LENGTH OF EACH SPAN STATUS: Decking destroyed/deteriorated. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; of main bridge; serviceable. Approved For Release 2attle ID E ISIRAIIR78T05161A0016000 25X1 GRWPI Approved For Release 200004FiDENIIM78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF 25X1 NAME Ban over Houei Bridge No. Houei Koui Hwy. Bridge COUNTRY Laos COORDINATES 16 41N - 106 08E XD20948 Koui 19L on NE 48-15 25X1 BRIEF NO: PIB 75489 MAP JOG (A) 1901 NE 48-19 FebriJary 1967 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.7 nm SW of Ban Houaykouy 15' approx. on Route 9. MATERIAL Steel and wood NO. OF SPANS 1 LENGTH OF EACH SPAN 15' approx. Half-through truss probable Bridge completely destroyed. COMPENSATIVE ACTION: By-Pass No. 1 - natural 10' (approx.) ford; 75' W of main bridge; appears abandoned. By-Pass No. 2 - natural 10' (approx.) ford; 75' E of main bridge; serviceable. GROUP 1 Approved For Release 200M112IDEINT461178T05161A00160008J0tre1"4-"-1-1-- Approved For Release 20?4114fliDEWT-F4P78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Ban Nalua Hwy. Bridge Bridge No. 24L on NE 48-15 COUNTRY Laos COORDINATES 16 38N - 106 07 Xpl&n93 25X1 BRIEF NO: PIB 75490 February 1967 MAP JOG (A) 1901 NE 48-19 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 2.5 nm ESE of Ban Nalua on approx. Route 9. MATERIAL Timber NO. OF SPANS 2 LENGTH OF EACH SPAN 15' approx. Deck Serviceable. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 35' x 10' (approx.) ford; probable rock/gravel base; 20' W of main bridge; serviceable. Approved For Release 2altifiDENIN-AbP78T05161A0016000 it4iiiV 0001 GROUP Approved For Release 202/N/111DECtirrizk78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ban Kinine Hwy. Bridge S over 25X1 stream Bridge No. 22L on NE 48-15 25X1 COUNTRY Laos COORDINATES 16 36N - 106 07E XD186365 MAP JOG (A) 1,501 NE 48-15 LOCATION: 2 nm E of Ban Saloy on Route 9. DESCRIPTION: BRIEF NO: PIB 75491 February 1967 LENGTH20' approx. MATERIAL Wood WMTHNO. OF SPANS 1 TYPE 10' approx. LENGTH OF EACH SPAN Deck STATUS: Decking destroyed/deteriorated. 20' approx. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; 25' E of main bridge; serviceable. Approved For Release 2oegmciDENTIMP78T05161A0016000 GROUP] Approved For Release 200e0NRDENAR78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Nluong Hang Hwy. Bridge over 25X1 Nam Hand Rridpe No. L on NE' 48-14 COUNTRY Laos COORDINATES 20 37N - 104 24E VI-19181 MAP LOCATION: JOG (A) 15c1 NF 48-14 0.2 nm NE of Ban Noua Na on Route 6. DESCRIPTION: LENGTH WIDTH TYPE 50' approx. 10' approx. Deck STATUS: No change BRIEF NO: PIB 75492 February 1Q67 MATERIAL Timber and concrete NO. OF SPANS 2 LENGTH OF EACH SPAN 25' approx. COMPENSATIVE ACTION: By-Pass No. 1 - constructed 60' x 10' (approx.) ford; probable rock/gravel base; 75' N of main bridge; serviceable. Approved For Release 20000NFIDERTFkAlt78T05161A00160008 GROUP! 13.61.rn dipknddeckossificwi.. Approved For Release 20MMEN1r.,LP78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF NAME Ban Pong Dong Hwy. Bridge Bridge No. 32L on NE 48-11 COUNTRY Laos COORDINATES 17 33N - 105 41E WE731420 25X1 BRIEF NO: FIB 75493 February 1967 MAP JOG (A) 1501 NE 48-11 LOCATION: DESCRIPTION: 25X1 LENGTH WIDTH TYPE 0.5 nm E of Ban Pong Dong on Route 12. MATERIAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 25X1 Deck-beam STATUS: Bridge has deteriorated. COMPENSATIVE ACTION: By-Pass No. 1 - natural 10' (approx.) ford; 95' E of main bridge; serviceable. Approved For Release 2coticoMirol-kbP78T05161A0016000 GROW, 80434114==.. Approved For Release 20eg IDEMRP78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF Ban Thong Kham Hwy. Bridge No, 1 Brid e No. 1L on NE 48-11 COORDINATES 17 33N - 105 41E WE 418 BRIEF NO: FIB 75494 I February 1967 LOCATION: DESCRIPTION: LENGTH 25X1 WIDTH TYPE STATUS: 0.5 an N of Ban Thong Khan on Route 12, MATEMAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 25X1 Deck-beam Bridge has deteriorated. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; 25' N of main bridge; serviceable. Approved For Release 2?04010EN1I-ADP78T05161A0016000 GROUP] Approved For Release 20M/FIME:Nerp1P78T05161A001600080001-4 25X1 DDHMAGERYANALYSISSTAFF NAME Ban Thong Khan Hwy. Bridge No. 3 Bridge No. 'i41, on NE 48-11 COUNTRY Laos COORDINATES 17 33N - 105 41E NE741417 BRIEF NO: FIB 75495 25X1 MAP JOG (A) 1501 NE 4d-11 I February 1967 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE 0.5 nm NE of Ban Thong Kham on Route 12. 10' approx. Deck-beam STATUS: Bridge has deteriorated. MATERIAL Wood NO.OFSPANS 1 LENGTHOFEACHSPAN 101 approx. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; 20' N of main bridge; serviceable. Approved For Release 20e0t11F1DEWHIAELP78T05161A0016000 0.001A417=- Approved For Release 200001,61DENIFM78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF 25X1 N AME Ban Thong Kham Hwy. Bridge No. 2 Bridge No. L on NE 48-11 COUNTRY Laos COORDINATES 17 33N - 105 41E WErM418 BRIEF NO: PIE 75496 February 1967 JUG (A) 1501 DE 48-11 I 25X1 LOCATION: DESCRIPTION: LENGTH WIDTH 0.5 nm N of Ban Thong Kham 10' approx. on Route 12. MATERIAL Wood NO. OF SPANS 1 LENGTH OF EACH SPAN 10' approx. TYPE STATUS: Deck-beam Bridge has deteriorated. COMPENSATIVE ACTION: By-Pass No. 1 - natural 15' (approx.) ford; 20' S of main bridge; serviceable. Approved For Release 2011fitifiLDENZICF'78T05161A00160006 .m, 06644==" Approved For Release 20(entMENTRE78T05161A001600080001-4 DDHMAGERYANALYSISSTAFF NAME Xom Ca Tran g Hwy. Bri ge over Nam Quat Bride No 17 on NE 48-11 COUNTRY North Vietnam COORDINATES 17 57N - 105 48E WE861859 MR I.' JOG (A) 1501 NE 48-11 LOCATION: 0.8 an NW of Xom Ca Trang on Route 15. DESCRIPTION: LENGTH WIDTH TYPE 25X1 STATUS: No change COMPENSATIVE ACTION: BRIEF NO: PIB 75497 February 1967 MATERIAL Concrete and steel NO. OF SPANS 2 probable LENGTH OF EACH SPAN 95?approx. By-Pass No. 1 - constructed 90' x 10' (approx.) ford; probable rock/gravel base; 500' SE of main bridge; serviceable. By-Pass No. 2 - 6-span 70' x 10'(a rox.) wood deck-type bridge with spans measuring approx.); 360' E of main bridge; serviceable. Approved For Release 2060btHDE4tTMLkP78T05161A0016000/iggGiu'"::;::7;::-- Approved For Release 20TOIRMEMNE78T05161A001600080001-4 DDI IMAGERY ANALYSIS STAFF 25X1 NAME MUona Sen Hwy. Bridge over COUNTRY North Vietnam COORDINATES 19 24N - 104 09E VG105451 Nam Mo Bridge No. 24 on NE 48-2 25X1 BRIEF NO: PIB 75498 February 1967 MAP JOG (A) 1501 NE 46-2 1 LOCATION: DESCRIPTION: LENGTH WIDTH TYPE STATUS: 0.2 nm W of MUong Sen on Route 7. 180' approx. MATERIAL Probable steel and concrete NO. OF SPANS 3 10' approx. LENGTH OF EACH SPAN 2 @ 40' approx. Half-through truss probable 1 @ 100' approx. 3 spans destroyed; 1 pier destroyed; main bridge probably used as aerial cableway - two cables noted. COMPENSATIVE ACTION: By-Pass No. 1 - ferry landings located 800' E of main bridge; serviceable; no ferry boat noted* guide wire on upriver side. 25X1 By-Pass No. 2 - constructed (approx.) ford; probable log base; 1200' E of main bridge; serviceable. Approved For Release 2061ARDEM1111dP78T05161A00160008 "." 0004,4- Approved For Release 200eaNtiDEME78T05161A001600080001-4 25X1 25X1 25X1 25X1 25X1 DDI IMAGERY ANALYSIS STAFF NAME fang Bai RR. Bridge over COUNTRY North Vietnam COORDINATES 18 09N - 105 43E WF762081 Song Tiem Bridge No. 11 on NE 48-7 BRIEF NO: PIB 75499 MAP JOG (A) 1901 NE 43-7 February 1967 LOCATION: 1.3 nm S of Chu Le on the DESCRIPTION: LENGTH 125' approx. Vinh/Dong Hoi Rail Line. MATERIAL Concrete and NO. OF SPANS 5 probable LENGTH OF EACH SPAN 25' 1 cable anchorage adjacent to the bridge to the eastern abutment. Bai RR. By-Pass Bridge wood approx. is 15/C on the west site, and unidentified N over Song Tiem wood and steel 25X1 WIDTH (Single track) TYPE Deck STATUS: Bridge remains destroyed; however, approach, two "A" frames are set up construction is underway adjacent COMPENSATIVE ACTION: By-Pass No. 1 - formerly Dong 9-spanl [approx.) removeabie deck-pe bridge with spans measuring 25X1 2400' NEW of main 25X1 bridge; repaired and serviceable. 25X1 Approved For Release 204E*14010B44-IA1F78T05161A00160008 GROUPI (gitWIlt:===_