PHOTOGRAPHIC INTELLIGENCE REPORT STATUS OF NORTH VIETNAMESE RAILROADS(Sanitized)

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP78T05161A001200010011-4
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 21
• Document Creation Date: December 28, 2016
• Document Release Date: February 5, 2003
• Sequence Number: 11
• Publication Date: August 1, 1966
• Content Type: IR

S OF NORTH V L1
NAMESE RAILROADS
e
Declass Review by NIMA/DOD
GROUP 1
E, I ded f.om ou~oma~ic
d-9-di, -d J-1...
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AGERY
ALYSIS
ISION
AUGUST 1966
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This document contains information affecting
the national defense of the United States,
within the meaning of Title 18, sections
793 and 794, of the U.S. Code, as amended.
Its transmission or revelation of its contents
to or receipt by an unauthorized person is
prohibited by law.
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TITLE
PIR-75026 RPT #4 Aug. 1966
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PREFACE
PIR 75026
This report summarizes significant items of photo intelligence
relating to the North Vietnamese railroad system which has been
developed from available photography during the period indicated on
the cover.
The rai I road system has been broken down into 5 ma jor I i nes:
the HanoilLao Cai Line, the HanoilDong Dang Line, the HanoilHaiphong
Line, the HanoilDong Hoi Line and the Thai Nguyen Line (Figure I).
Annotated maps and photos are used to show the status of each line.
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'W-.~.~ IENTIANE
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PIR 75026
FIGURE 1
SECRET
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SUMMARY
The HanoilLao Cai Line continues to be interdicted at Viet
Tri (Bridge No. 68). Three additional bridges were bombed and
are unserviceable between Viet Tri and Lao Cai. On the Hanoil
Dong Dang Line the newly damaged Cao Nung Bridge (Bridge
No. 14) and the previously damaged Dap Cau Bridge (Bridge No.
23) are both unserviceable. The Hanoil Dong Hoi Line is interdicted
at Tho Trang (Bridge No. 36) on the HanoilVinh Segment. The
Duc TholThuong Phong Trang Segment is interdicted at three
places. No interdictions were noted on the HanoilHaiphong and
the Thai Nguyen Lines.
PIR 75026
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CONTENTS
i
Hanoillao Cai Line Page 5
HanoilDong Dang Line 7
HanoilPong Hoi Line 9
HanoilHaiphong Line 13
Thai Nguyen Line 14
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PIR 75026
KEY
All Maps within this report have been keyed in the following manner:
~ Main bridge bombed -now serviceable.
By-pass bridge or bridges serviceable.
Main bridge u nserviceabl e.
All bridge crossing facilities unserviceable.
By-pass bridge. u nder construction.
Original bridge has not been damaged or destroyed based on
available photography.
Extent of rail line covered by available, interpre~iable photography.
Item of interest. Turn to the item number within the section for
further information.
older i ntel I igence is pri nted i n black.
AI I i ntel I igence developed withi n the reporting period i:; printed i n red;
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HANOI- LAO CAI
RAILROAD
001200010011-4
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ITEM OF INTEREST N0. l: Hanoi~Lao Cai Line
NAME: Trai Hut Rail Yard
BE: NA
COORDINATES: 21 58N - lo~+ 35E VK 586291
PHOTO REFERENCES:
MAP REFERENCES: AMS Series L701, Sheet 5976 IV
PIR - 75026
The Trai. Hut Railroad Yard consists of one through siding and the
main running track. Photography revealed that both
tracks had been interdicted at the southern end of the yard. Six rail-
road cars were also heavily damaged (Figure 3). Two days later aerial
photography revealed that the main running track had been
repaired an was prow ly serviceable (Figure ~+~.
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ITEM OF INTEREST N0.1: Hanoi~Dong Dang Line
NAME: Cao Nung Railroad Bridge
BE:
COORDINATES: 21 33N - 106 29E xJ 554845
PHOTO REFERENCES:
MAP REFERENCES: AMS L5o9, NF 48-12
PIR - 75026
DOCUMENTS: NPIC Cable Cite NPIC 8093, DTG 1302432, August 1966
NPIC~R-26566 Southeast Asia Activity Report, 11-17 August 1966
The Cao Nung Railroad Bridge has been damaged. Two spans have dropped
and the southern approaches have been interdicted. Although not hit by the
airstrike, the formerly serviceable bypass bridge is also unserviceable
due to the removal of its decking.
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An nit ? iuru.iin~am wan.. ~~xri~ew.
B ANO[ - DONG BO3 AAI LROAD
AallroaG ~+--Y
e tr eam? ~~
Br [? No. L loea