BRIDGE INTERDICTION NORTH VIETNAM

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T01471R000300040021-3
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 2
• Document Creation Date: December 28, 2016
• Sequence Number: 21
• Content Type: REPORT

Approved For Release 2 TMILIA-RDP8J 01471 ROO0300040021-3
TROJAN HORSE
BRIDGE INTERDICTION
NORTH VIETNAM
CSD/NPIC 156/65
11 APRIL 1965
PAGE
THIS BRIEFING BOARD SHOWS PRE-STRIKE AND POST-STRIKE PHOTOGRAPHY
OF TWO INTERDICTED BRIDGES IN NORTH VIETNAM.
DONG PHONG.THUONG RAILROAD AND HIGHWAY BRIDGE
1958N 10550E
JRE'VEALS A THREE-SPAN THROUGH STEEL TRUSS RAILROAD AND HIGHWAY
BRIDGE OVER THE SONG LEN (RIVER), 0.5 ATM SOUTH-SOUTHWEST OF DONG PHONG
THUONG AND 13 NM NORTHWEST OF THANH HOA.
2. POST-STRIKE PHOTOGRAPHY OFI
REVEALS THAT THE CENTER SPAN OF THE DONG PHONG THUONG BRIDGE HAS
COLLAPSED INTO THE RIVER, THE NORTHERN SPAN HAS SUSTAINED HEAVY
STRUCTURAL DAMAGE, AND THE SOUTHERN SPAN IS LIGHTLY DAMAGED. BOTH THE
NORTH AND THE SOUTH ROAD AND RAILROAD APPROACHES TO THE BRIDGE ARE
CRATERED AND UNSERVICEABLE. NUMEROUS. BOMB AND ROCKET CRATERS ARE
OBSERVED ON BOTH BANKS OF THE RIVER.
3. STRIKE DATA REPORTS THAT THE TARGET WAS STRUCK BY 99 US NL..VY
AIRCRAFT SUPPORTED BY 23 OTHER US NAVY AIRCRAFT. ORDNANCE EXPENDED
CONSISTED OF APPROXIMATELY 200 250 LB. GENERAL: PURPOSE BOMBS, 168 500
LB. GENERAL PURPOSE BOMBS, 11 1,000 LB. GENERAL PURPOSE BOMBS, 129
ZUNI ROCKETS, 30!+ 2.75 INCH ROCKETS, AND 960 ROUNDS OF 20 MM AMMUNITION.
These notes have been prepared for briefing purposes only and should not be used for detailed onal) tical 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.
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 Approved For Release 29Q7 ,19W ;( 8 : UIA-11LIFid T01471 R000300040021-3
J-6976
DONG HOI HIGHWAY BRIDGE
1727N 10637E
PLANK ROADWAY, LOCATED AT THE SOUTHERN EDGE OF DONG HOI. A CAUSEWAY
AT EACH END OF TEE BRIDGE CONNECTS IT TO THE BANKS OF THE RIVER.
CSD/NPIC 156/65
11 APRIL 1965'
PAGE 1.3
REVEALS A TEN-SPAN, HALF-THROUGH, WOODEN TRUSS BRIDGE WITH A
2. POST-STRIKE PHOTOGRAPHY OF
SPANS ARE SEVERELY DAMAGED, ONE SPAN IS MODERATELY DAMAGED, AND FOUR
SPANS ARE UNDAMAGED. ONE LARGE BOMB CRATER AND NUMEROUS SMALL BOMB
CRATERS ARE OBSERVED ON THE SOUTHERN CAUSEWAY, AND TWO LARGE CRATERS
ARE OBSERVED ON THE NORTHERN CAUSEWAY.
3. STRIKE DATA REPORTS THE HIGHWAY BRIDGE WAS STRUCK ON 4 APRIL.
1965 BY 20 VNAF AIRCRAFT SUPPORTED BY 1-4 USAF AIRCRAFT. ORDNANCE
EXPENDED CONSISTED OF 88 250 LB. GENERAL PURPOSE BOMBS, 119 500 LB.
GENERAL PURPOSE BOMBS, 16 750 LB. GENERAL PURPOSE BOMBS, AND 120 2.75
ROCKETS.
4. AREAS HAVE BEEN. PREVIOUSLY COVERED BY COLD TALE, LAZY DAISY,
LUCKY DRAGON) AND TROJAN HORSE PHOTOGRAPHY.
REVEALS TWO SPANS OF THE HIGHWAY BRIDGE TO BE DESTROYED, THREE
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.
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