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Safety Recommendation Details

Safety Recommendation M-81-018
Details
Synopsis: ON MAY 9, 1980, THE LIBERIAN BULK CARRIER M/V SUMMIT VENTURE RAMMED A SUPPORT PIER OF THE WESTERN SPAN OF THE SUNSHINE SKYWAY BRIDGE IN TAMPA BAY, FLORIDA. AS A RESULT OF THE RAMMING, THE SUPPORT PIER WAS DESTROYED AND ABOUT 1,297 FEET OF BRIDGE DECK AND SUPERSTRUCTURE FELL ABOUT 150 FEET INTO THE BAY. A GREYHOUND BUS, A SMALL PICKUP TRUCK, AND SIX AUTOMOBILES FELL INTO THE BAY AND 35 PERSONS DIED. REPAIR COSTS WERE ESTIMATED AT ABOUT $30 MILLION FOR THE BRIDGE AND ABOUT $1 MILLION FOR THE SUMMIT VENTURE.
Recommendation: THE NTSB RECOMMENDS THAT THE FEDERAL HIGHWAY ADMINISTRATION: DEVELOP STANDARDS FOR THE DESIGN, PERFORMANCE, AND INSTALLATION OF BRIDGE SPAN FAILURE DETECTION AND WARNING SYSTEMS.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Marine
Location: Bays and Sounds, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: DCA80AM050
Accident Reports: Marine Accident Report: Ramming of the Sunshine Skyway Bridge by teh Liberian Bulk Carrier Summit Venture, Tampa Bay, Florida, May 9, 1980
Report #: MAR-81-03
Accident Date: 5/9/1980
Issue Date: 4/22/1981
Date Closed: 5/4/1983
Addressee(s) and Addressee Status: FHWA (Closed - Acceptable Action)
Keyword(s):

Safety Recommendation History
From: NTSB
To: FHWA
Date: 5/4/1983
Response:

From: FHWA
To: NTSB
Date: 2/25/1983
Response: FHWA LETTER: IN ADDITION TO THE MEMORANDUM SUPPLIED TO OUR FIELD OFFICES ON DECEMBER 8, 1980, THE FEDERAL HIGHWAY ADMINISTRATION HAS DEVELOPED A TECHNICAL ADVISORY (TA) PROVIDING MORE DETAILED INFORMATION. THIS TA (T 5140.19 DATED FEBRUARY 11, 1983, PIER PROTECTION AND WARNING SYSTEMS FOR BRIDGES SUBJECT TO SHIP COLLISIONS) PROVIDES INFORMATION ON THE ADVANTAGES AND DISADVANTAGES OF ALTERNATIVE TYPES OF WARNING SYSTEMS, THE DESIGN OF BRIDGE SPAN DETECTION WARNING SYSTEMS, AND THE WARRANTS FOR THE NEED FOR SUCH SYSTEMS ON FEDERAL-AID HIGHWAY PROJECTS. PRESENTATION OF THIS INFORMATION IN A TA PROVIDES ADDITIONAL EMPHASIS FOR THE NEED TO CONSIDER THE POTENTIAL FOR SHIPBRIDGE COLLISION.

From: NTSB
To: FHWA
Date: 9/23/1982
Response:

From: FHWA
To: NTSB
Date: 8/14/1981
Response: FHWA LTR: A DECEMBER 8, 1980, MEMORANDUM TO REGIONAL ADMINISTRATORS FROM THE HEADQUARTERS BRIDGE DESIGN AND INSPECTION BRANCH OF THE OFFICE OF ENGINEERING STATED THAT, AT PRESENT, THE MOST PRACTICAL SPAN FAILURE WARNING SYSTEM IS AN ELECTRICAL CONDUCTOR SYSTEM ATTACHED TO THE BRIDGE WHICH WILL ACTIVATE WARNING SYSTEMS WHEN ITS CONTINUITY IS DISRUPTED BY SPAN FAILURE OR COLLAPSE.