RAIL BRIDGE BY-PASS DAI LOI NORTH VIETNAM

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP79-00849A000100060006-1
• Release Decision: RIPPUB
• Original Classification: C
• Document Page Count: 3
• Document Creation Date: December 28, 2016
• Document Release Date: February 7, 2008
• Sequence Number: 6
• Publication Date: July 5, 1966
• Content Type: REPORT

Approved For Release 2008/02/07 : CIA-RDP79-00849A000100060006-1
LUNrIUtN I IAL
(c) ATIONAL PHOTOGRAPHIC INTERPRETATION CENTER
RAIL BRIDGE BY-PASS
DAI LOI, NORTH VIETNAM
2115N 10541E
ATTACHMENT TO L-1112
05 JULY 1966
PAGE 1
1. SIGNIFICANCE:
THIS BRIEFING BOARD REVEALS A NEW RAIL BRIDGE BY-PASS ADJACENT TO
THE HA NOI/LAO CAI RAIL LINE AND THE DAI LOI RAIL BRIDGE OVER SONG CA LO
(RIVER)
2. LOCATION:
THE NEW BRIDGE BY-PASS IS LOCATED IN CENTRAL NORTH VIETNAM, BETWEEN
PHUC YEN AND VIET TRI, SEVENTEEN NM NORTHWEST OF HA NOI.
3. REMARKS:
THE HA NOI/LAO CAI RAILROAD IS AN IMPORTANT LINK BETWEEN HA NOI AND
WESTERN CHINA, AND THE NORTH VIETNAMESE HAVE EXPENDED CONSIDERABLE EFFORT
TO KEEP THE LINE OPEN.
REVEALS A METER GAUGE RAIL LINE
BY-PASS BRIDGE ADJACENT TO THE DAI LOI RAILROAD BRIDGE OVER THE SONG CA LO
(RIVER). THE BY-PASS BRIDGE RUNS PARALLEL TO THE HA NOI/LAO CAI RAIL
LINE AND TERMINATES ON EITHER SIDE OF THE SONG CA LO (RIVER) IN TWO 2-TRACK
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 re.
porting period as indicated by the date of issue. For information concerning these notes contact Chief Collateral Support
Division, NPIC.
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CONFIDENTIAL
Approved For Release 2008/02/07 : CIA-RDP79-00849A000100060006-1
 Approved For Release 2008/02/07 : CIA-RDP79-00849A000100060006-1
CONFIDENTIAL
(c) NATIONAL PHOTOGRAPHIC INTERPRETATION CENTER
REFERENCES: ATTACHMENT TO L-1112
05 JULY 1966
PAGE 2
TRANSLOADING YARDS AT UTMs WJ715509 AND WJ722505. THE BY-PASS BRIDGE
APPEARS TO BE OF TEMPORARY CONSTRUCTION, HAVING MINIMAL RAIL SUPPORTS,
AND PROBABLY IS CAPABLE OF HANDLING SINGLE AND/OR LIGHTER RAIL CARS
WITH TRANSLOADING OPERATIONS REQUIRED AT EACH END. BOTH BRIDGES ARE
SERVICEABLE.
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 far the re
porting period as indicated by the date of issue. For information concerning these notes contact Chief, Collateral Support
Division, NPIC.
CONFIDENTIAL
Approved For Release 2008/02/07 : CIA-RDP79-00849A000100060006-1
 r"Approved
For Release 2008/02/07 : CIA-RDP79-00849A000100060006-1
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DAI LOI, NORTH VIETNAM
21-15N 105-41E
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