BRIDGES AND BY-PASSES ROUTE 1A NORTH VIETNAM

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T01471R001400120006-9
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 4
• Document Creation Date: December 28, 2016
• Document Release Date: February 11, 2008
• Sequence Number: 6
• Publication Date: February 7, 1966
• Content Type: REPORT

Approved For Release 2008/02/11 : CIA-RDP80TO1471 ROO1400120006-9
UE 7bOOA
NPIC/CSD 72/66
7 FEBRUARY 1966
PAGES 3
PAGE I OF
COPY
BRIDGES AND BY-PASSES, ROUTE 1A
NORTH VIETNAM
Declassification Review by
NGA/DoD
1. SIGNIFICANCE:
THIS BRIEFING BOARD DEPICTS AUXILIARY BRIDGES AND ROADS BEING
UTILIZED BY THE NORTH VIETNAMESE TO BY-PASS BOTH DAMAGED AND SERVICE-
ABLE BRIDGES, IN AN EFFORT TO MAINTAIN ROUTE 1A AS A MAJOR SUPPLY
ARTERY AND LINE OF COMMUNICATION.
2. REM! ARKS :
ROUTE 1A, THE MOST IMPORTANT NORTH - SOUTH ROUTE IN NORTH
VIETNAM, EXTENDS FROM THE CHIX_A BORDER TO THE SOUTH VIETNAM BORDER
VIA HANOI, VINH, AND HA TINH, AND PROVIDES THE ONLY DIRECT BORDER
CONNECTION WITH SOUTH VIETNAM. THE 2+50-MILE ROUTE GENERALLY IS IN
FAIR TO GOOD CONDITION, AND TRAVERSES HILLY TO FLAT TERRAIN,
EXTENSIVE FLOODING OCCURS DURING THE RAINY SEASON OVER MOST OF THE
ROUTE, OFF-ROAD DISPERSAL IS GENERALLY DIFFICULT. THERE ARE ABOUT
TWO HUNDRED BRIDGES: MOST ARE NARROW, LOW-CAPACITY STRUCTURES.
3. MISSION READOUT:
UE 800A, 16 JA UARY 1966, REVEALS THE FOLLOWING BRIDGES AND
BY-PASSES ON ROUTE 1A:
A. THE KIM NAC HIGHWAY BRIDGE OVER STREAM
LOCATED 0.5 NM NORTHEAST OF KIM NAC AT 1813N 10602E IS SERVICE-
ABLE. A BY-PASS ROAD SOUT. OF THE BRIDGE IS IN POOR CONDITION,
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 dote of issue.
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Approved For Release 2008/02/11 : CIA-RDP80TO1471 R001400120006-9
 Approved For Release 2008/02/11 CIA-RDP80TO1471 R001400120006-9
NPIC/CSD 7266
7 FEBRUARY 1966
PAGE L
AN OCCUPIED FOUR-GUN LIGHT AAA SITE IS LOCATED JUST SOUTHWEST
OF THE BRIDGE AND BY-PASS ROAD.
B. THE DESTROYED SON KINH HIGHWAY BRIDGE LOCATED 0.6 NM
EAST-SOUTHEAST OF SON KINH AT 1811N 10611E IS BEING BY-PASSED
BY A SERVICEABLE, TEMPORARY WOODEN DECK BRIDGE JUST SOUTH OF THE
DESTROYED BRIDGE, A SECOND BRIDGE IS NOTED JUST NORTH OF THE
DESTROYED BRIDGE AND APPEARS TO HAVE AGGREGATE APPROACHES AND
A WOODEN,CENTER SPAN. FOUR TRUCKS WITH POSSIBLE AAA GUNS APPEAR
TO HAVE CROSSED AN UNNAMED STREAM AND ARE OBSERVED HEADING
NORTHWEST. AUTOMATIC WEAPONS POSITIONS AND PERSONNEL. TRENCHES
ARE LOCATED ALONG THE STREAM.
C. THE DESTROYED XOM CHEO HIGHWAY BRIDGE OVER THE KHE DONG
TRAM (RIVER) LOCATED 1.1 NM NORTHWEST OF XOM CHEO AT 1806N
10616E IS BEING BY-PASSED BY A SERVICEABLE ROAD IN GOOD CONDITION
JUST EAST OF THE DESTROYED BRIDGE, A CARGO TRUCK IS OBSERVED
JUST SOUTH OF THE BRIDGE HEADING NORTH.
D. THE SERVICEABLE KY ANH HIGHWAY BRIDGE OVER SONG CAU TRI
LOCATED 0.7 NM SOUTHWEST OF KY ANH AT 1804N
10617E IS BEING BY-PASSED BY A SERVICEABLE BRIDGE JUST EAST OF
TIE KY ANH BRIDGE, SEVERAL AUTOMATIC WEAPONS POSITIONS ARE
OBSERVED IN THE AREA.
E. THE DAMAGED QUYEN HOANH HIGHWAY BRIDGE SOUTHWEST NO 2
LOCATED 0.9 NM SOUTHWEST OF QUYEN
These notes hove 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 2008/02/11 CIA-RDP80TO1471 R001400120006-9
 Approved For Release 2008/02/11 CIA-RDP80T01471 R001400120006-9
NPIC/CSD 7266
7 FEBRUARY 1966
PAGE 3
HOANH AT 1802N 10619E IS BEING BY-PASSED BY A SERVICEABLE FORD
SOUTH OF THE BRIDGE.
F. THE QUYHE HOANH HIGHWAY BRIDGE SOUTH NO 2 OVER STREAM
LOCATED 0.7 NM SOUTH OF QUYEN HOANH AT 1802N
10620E APPEARS TO BE SERVICEABLE. THE SERVICEABLE QUYEN HOANH
HIGHWAY BRIDGE SOUTH NO 1 OVER KHE NUOC ( LOCATED 25X1
0.7 NM SOUTH OF QUYEN HOANH IS BEING BY-PASSED BY A SERVICEABLE
FORD NORTH OF THE BRIDGE.
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 dote of issue.
Approved For Release 2008/02/11 CIA-RDP80TO1471 R001400120006-9
 _" KIM N_ A- tit
NPIC K 1211 I2/66~
BRIDGES AND BY-PASSES, ROUTE 1A
NORTH VIETNAM
Approved For Release 2008/02/11 : CIA-RDP80TO1471 R001400120006-9
Approved For Release 2008/02/11 : CIA-RDP80TO1471 R001400120006-9
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