# NTSB Safety Recommendation P-76-093 - **operation:** document - **citation:** P-76-093 - **title:** NTSB Safety Recommendation P-76-093 - **source type:** guidance - **agency:** National Transportation Safety Board - **status:** guidance - **official:** true - **published on:** 1977-01-31 - **effective on:** 1977-01-31 - **summary:** REQUIRE, AS A PREREQUISITE OF A CONTRACT AWARD, THAT THE CONTRACTOR BE IN CONTACT WITH THE "ONE-CALL" NOTIFICATION SYSTEM OR THE INDIVIDUAL FACILITIES OPERATORS TO DETERMINE THE PRECISE DEPTH AND LOCATION OF ANY UNDERGROUND FACILITIES BEFORE BEGINNING THE PROJECT. - **machine formats:** - **json:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-76-093.json - **markdown:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-76-093.md - **app url:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-76-093 - **source url:** https://data.ntsb.gov/carol-main-public/sr-details/P-76-093 **body:** NTSB safety recommendation P-76-093. REQUIRE, AS A PREREQUISITE OF A CONTRACT AWARD, THAT THE CONTRACTOR BE IN CONTACT WITH THE "ONE-CALL" NOTIFICATION SYSTEM OR THE INDIVIDUAL FACILITIES OPERATORS TO DETERMINE THE PRECISE DEPTH AND LOCATION OF ANY UNDERGROUND FACILITIES BEFORE BEGINNING THE PROJECT. Priority: CLASS II Overall Status: Closed - Acceptable Action Issued Date: 1977-01-31 Adopted Date: 1976-12-09 Overall Date Closed: 1987-05-14 Synopsis: ON JUNE 16, 1976, A PIECE OF CONSTRUCTION EQUIPMENT EXCAVATING FOR A STREET WIDENING PROJECT ON VENICE BOULEVARD IN LOS ANGELES, CALIFORNIA STRUCK AND PUNCTURED AN 8-INCH PETROLEUM PRODUCTS PIPELINE OWNED BY THE STANDARD OIL COMPANY OF CALIFORNIA. THE ESCAPING GASOLINE SPRAYED ON NEARBY BUILDINGS AND IGNITED. 9 PERSONS WERE KILLED, 14 PERSONS WERE INJURED, 7 BUILDINGS WERE DESTROYED, OTHER BUILDINGS WERE DAMAGED BY FIRE AND HEAT, AND 15 VEHICLES WERE DESTROYED. Ntsbnumber: DCA76MP021 Report Number: PAR-76-08 Addressee Name: State of California, Department of Transportation Addressee Status: Closed - Acceptable Action Addressee Date Closed: 1987-05-14 Addressee Acronym: Caltrans Addressee Organization Type: S-State Government Communication Date: 1987-02-26 Communication Type: Official Correspondence Communication Contents: THIS IS ACTUALLY A FOLLOWUP LETTER DATED 2/26/87. THE FOLLOWING IS A HISTORY OF PREVIOUS CORRESPONDENCE: NTSB'S LETTER OF 8/29/78, INQUIRING AS TO WHY CALTRANS HAS DECIDED NOT TO JOIN THE UNDERGROUND SERVICE ALERT ("ONE-CALL") SYSTEM IN NORTHERN CALIFORNIA, ATTACHED. CALTRAN'S RESPONSE OF 9/13/78, REGARDING "ONE-CALL" SYSTEM. UNDERGROUND SERVICE ALERT'S 9/29/78, LETTER REGARDING CALTRANS DECISION NOT TO JOIN THE ONE-CALL SYSTEM AND RELATED CORRESPONDENCE. Addressee Acronym: Caltrans Addressee Organization Type: S-State Government Communication Date: 1987-04-02 Communication Type: Official Correspondence Addressee Acronym: Caltrans Addressee Organization Type: S-State Government Communication Date: 1987-02-26 Communication Type: Official Correspondence Addressee Acronym: Caltrans Addressee Organization Type: S-State Government Communication Date: 1987-05-14 Communication Type: Official Correspondence - **truncated:** false - **body characters:** 2230