RAILROAD AND HIGHWAY BRIDGE THANH HOA NORTH VIETNAM 1950N 10548E

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T01471R000800050007-3
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 5
• Document Creation Date: December 28, 2016
• Document Release Date: June 21, 2007
• Sequence Number: 7
• Publication Date: April 29, 1965
• Content Type: REPORT

Approved For Release 2007/06/21: CIA-RDP80TO1471 R000800050007-3
t`}LUnL l1 j
X-0272
TROJAN HORSE
CSD/NPIC 21)+/65
29 APRIL 1965
PAGE /
COPY _
RAILROAD AND HIGHWAY BRIDGE
THANH HOA, NORTH VIETNAM
1950N 10548E
1. STRIKE DATA REPORTS THE RAILROAD AND HIGHWAY BRIDGE OVER THE
SONG MA (RIVER) WAS STRUCK ON 3 APRIL 1965 BY THIRTY-ONE USAF AIRCRAFT,
WHICH RESULTED IN 4+6 PERCENT DESTRUCTION OF THE SOUTHERN ROADWAY OF
THE BRIDGE, DAMAGE TO THE NORTHERN ROADWAY, STRUCTURAL DAMAGE TO THE
TRUSS AND RAILBED, AND CRATERING OF THE EASTERN APPROACH.
REVEALS A TWO-SPAN,
THROUGH STEEL TRUSS COMBINATION RAILROAD AND HIGHWAY BRIDGE 2.5 NM
NORTHEAST OF THANH HOA. STEEL TRUSS WORK APPEARS DISTORTED ON THE
EASTERN END OF THE BRIDGE. THE SOUTHERN ROADWAY OF THE BRIDGE IS
ALMOST COMPLETELY DESTROYED, AND THE NORTHERN ROADWAY IS 20 PERCENT
DESTROYED. PROBABLE RECONSTRUCTION ACTIVITY IS NOTED AT THE BRIDGE'S
EASTERN APPROACH. A WELL TRAVELED CUT OFF IS OBSERVED EXTENDING FROM
ROUTE 1 TO THE FERRY CROSSING LOCATED 0.2 NM SOUTH OF THE BRIDGE;
HOWEVER, NO VEHICLES OR FERRY IS NOTED IN THE VICINITY OF THE CROSSING.
3. A TOTAL OF FIVE MEDIUM AAA SITES, SIX LIGHT AAA SITES, EIGHT
HMGAA SITES, AND FOUR UNOCCUPIED SITES ARE OBSERVED IN THE AREA OF THE
BRIDGE, AS FOLLOWS:
A. AN 8-GUN MEDIUM AAA SITE, 6 POSITIONS OCCUPIED, LOCATED
1.4 NM WEST-SOUTHWEST AT 1949N 10546E.
B. AN OCCUPIED 8-GUN MEDIUM AAA SITE, WITH FIRE-CAN RADAR AND
These notes have been prepared for briefing purposes on y and should not be used for detailed analytical work.
Their use should be restricted to the particular briefing board(s) they were prepared for and must be considered valid
only for the reporting period as indicated by the date of issue.
61000 1
Excluded from automatic
dolrngrading and
declassification
SOM
Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
 Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
CSD/NPIC 21)1/0'_5
29 APRIL 1965
PAGE A
FIRE CONTROL DIRECTDR, LOCATED 0.2 NM SOUTH AT 1949N 10546E.
C. A 6-GUN LIGHT AAA SITE, 2 POSITIONS OCCUPIED, LOCATED
1 NM SOUTH-SOUTHWEST AT 1949N 10547E.
D. A 3-GUN HMGAA SITE, OCCUPIED, LOCATED 0.6 NM WEST-SOUTHWEST
AT 1949N 10547E.
E. A 4-GUN HMGAA SITE, OCCUPIED, LOCATED 0.6 NM WEST-SOUTHWEST
AT 1949N 10547E.
F. A 6-GUN HMGAA SITE, OCCUPIED, LOCATED 0.7 NM WEST AT
1949N 10547E.
G. A 5-GUN hMGAA SITE, 2 POSITIONS OCCUPIED, LOCATED 0.6 :9M
WEST AT 1950N 10547E.
H. A 2-GUN I-DdGAA SITE, 1 POSITION OCCUPIED, LOCATED 0.6 NM
WEST-NORTHWEST AT 1950N 10547E.
I. A 4-GUN LIGHT AAA SITE, UNOCCUPIED, LOCATED 1.3 NM WEST
AT 1950N 10546E.
J. (SHOWN ON GRAPHIC) A 4-GUN HMGAA SITE, 2 POSITIONS
OCCUPIED, LOCATED 0.4 NM WEST-NORTHWEST AT 1950N 10547E.
K. (SHOWN ON GRAPHIC) AN 8-GUN HMGAA SITE, 4 POSITIONS
OCCUPIED, LOCATED 0.2 NM WEST-NORTHWEST AT 1950N 10547E.
L. A 4-GUN HMGAA SITE, UNOCCUPIED, LOCATED 0.3 NM SOUTH AT
1949N 10547E.
M. (SHOWN ON GRAPHIC) A 4-GUN LIGHT AAA SITE, 1 POSITION
OCCUPIED, LOCATED 0.5 NM SOUTH-SOUTHEAST AT 1949N 10548E.
These notes have been prepared for briefing purposes only and should not be used for detailed analytical work.
Their use should be restricted to the particular briefing board(s) they were prepared for and must be considered valid
only for the reporting period as indicated by the date of issue.
SEC RELL11
Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
 Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
CSD/NPIC 21)x/65
29 APRIL 1965
PAGE ,~?
N. (SHOW ON GRAPHIC) A 4-GUN LIGHT AAA SITE, 3 POSITIONS
OCCUPIED; LOCATED 0.4 E'M EAST-SOUTHEAST AT 1950N 10548E.
0. A 4-GUN LIGHT AAA SITE, 3 POSITIONS OCCUPIED, LOCATED
0.5 NM NORTHEAST AT 1950N 10548E.
P. A 4-GUN LIGHT AAA SITE, OCCUPIED, LOCATED 0.5 NM NORTH-
NORTHEAST AT 1950N 10548E.
Q. A NEWLY-IDENTIFIED 4-GUN LIGHT AAA SITE, 2 POSITIONS
OCCUPIED, LOCATED 0.5 NM NORTH AT 1950N 10547E.
R. A NEWLY-IDENTIFIED ?+-GUN LIGHT AA.A SITE, UNOCCUPIED,
LOCATED 0.6 NM NORTH-NORTHEAST AT 1950N 10548E.
S. A NEWLY-IDENTIFIED OCCUPIED 7-GUN MEDIUM AAA SITE, WITH
FIRE CONTROL RADAR AND FIRE DIRECTOR, LOCATED 0.9 NM NORTH-NORTHEAST
AT 1951N 10547E.
T. A :NEWLY-IDENTIFIED 8-GUN MEDIUM AAA SITE, 6 POSITIONS
OCCUPIED, LOCATED 1.2 NM NORTH-NORTHEAST AT 1951N 10548E.
U. A NEWLY-IDENTIFIED OCCUPIED 7-GUN MEDIUM AAA SITE, WITH
FIRE CONTROL RADAR AND FIRE DIRECTOR, LOCATED Oo8 NM WEST AT 1949N
10546E.
V. A NEWLY-IDENTIFIED 6-GUN LIGHT AAA SITE, UNOCCUPIED:;
LOCATED 0.5 NM WEST-SOUTHWEST AT 1949N 10548E.
W. A NEWLY-IDENTIFIED 4-GUN HMGAA POSITION, OCCUPIED,
LOCATED 1.2 NM WEST AT 1950N 10546E.
4. AREA HAS BEEN PREVIOUSLY COVERED BY
TROJAN HORSE,
These notes have been prepared for briefing purposes only and should not be used for detailed analytical work.
Their use should be restricted to the particular briefing board(s) they were prepared for and must be considered valid
only for the reporting period as indicated by the date of issue.
Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
 Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
CSD/NPIC 214/65
29 APRIL 1965
PAGE
PREPARED BY: CSD/NPIC
DISTRIBUTION:
COPY 1 - DIRECTOR, NPIC
2 CHIEF, REF/CSD
3 - CHIEF, RAS/CSD
4 - DIA
5 - TCO
6-TCO
7 PID
8 PAG
9 - NSB/RB/CSD
These notes have been prepared for briefing purposes cnly and sho:;ld ict e used for detailed analyli cal wo.k.
Their use should be restricted to the particular briefing board(s) they were ,rcpered for and must be consicered valid
only for the reporting period as indicated by the date of issue.
Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
 Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3
RAILROAD AND HIGHWAY BRIDGE
THANH HOA, NORTH VIETNAM
19-50N 105-48E
Approved For Release 2007/06/21 : CIA-RDP80TO1471 R000800050007-3