# NTSB Safety Recommendation P-79-040 - **operation:** document - **citation:** P-79-040 - **title:** NTSB Safety Recommendation P-79-040 - **source type:** guidance - **agency:** National Transportation Safety Board - **status:** guidance - **official:** true - **published on:** 1979-11-14 - **effective on:** 1979-11-14 - **summary:** THE NTSB RECOMMENDS THAT THE WASHINGTON GAS LIGHT COMPANY, THE POTOMAC ELECTRIC POWER COMPANY, AND THE CHEASAPEAKE AND POTOMAC TELEPHONE COMPANY: IN COOPERATION WITH DISTRICT OF COLUMBIA GOVERNMENT, EXPAND THE "MISS UTILITY" "ONE-CALL" SYSTEM NOW SERVING AREAS OF MARYLAND AND VIRGINIA TO INCLUDE THE DISTRICT OF COLUMBIA. - **machine formats:** - **json:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-79-040.json - **markdown:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-79-040.md - **app url:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-79-040 - **source url:** https://data.ntsb.gov/carol-main-public/sr-details/P-79-040 **body:** NTSB safety recommendation P-79-040. THE NTSB RECOMMENDS THAT THE WASHINGTON GAS LIGHT COMPANY, THE POTOMAC ELECTRIC POWER COMPANY, AND THE CHEASAPEAKE AND POTOMAC TELEPHONE COMPANY: IN COOPERATION WITH DISTRICT OF COLUMBIA GOVERNMENT, EXPAND THE "MISS UTILITY" "ONE-CALL" SYSTEM NOW SERVING AREAS OF MARYLAND AND VIRGINIA TO INCLUDE THE DISTRICT OF COLUMBIA. Priority: CLASS II Overall Status: Closed - Acceptable Action Issued Date: 1979-11-14 Adopted Date: 1979-11-13 Overall Date Closed: 1986-09-16 Synopsis: ON OCTOBER 30, 1979, A NATURAL GAS EXPLOSION DEMOLISHED A TOWNHOUSE AT 215 THIRD STREET SE., IN WASHINGTON, D.C., AND DAMAGED SEVERAL NEARBY BUILDINGS. NO ONE WAS IN THE TOWNHOUSE AT THE TIME, BUT THREE PERSONS PASSING BY IN A CAR WERE INJURED WHEN DEBRIS FROM THE EXPLOSION SHATTERED GLASS IN THE CAR. Ntsbnumber: PLD80XR002 Report Number: PAR-80-04 Addressee Name: Chesapeake and Potomac Telephone Company Addressee Status: Closed - Acceptable Action Addressee Date Closed: 1979-12-26 Addressee Acronym: C&P Telephone Addressee Organization Type: P-Private Industry Communication Date: 1986-09-16 Communication Type: Official Correspondence Communication Contents: THIS IS ACTUALLY A FOLLOWUP AND THE FOLLOWING IS A HISTORY OF PAST CORRESPONDENCE. C&P'S DECEMBER 26, 1979 LETTER. Addressee Acronym: C&P Telephone Addressee Organization Type: P-Private Industry Communication Date: 1980-01-09 Communication Type: Official Correspondence Addressee Acronym: C&P Telephone Addressee Organization Type: P-Private Industry Communication Date: 1981-11-05 Communication Type: Official Correspondence Addressee Acronym: C&P Telephone Addressee Organization Type: P-Private Industry Communication Date: 1986-09-16 Communication Type: Official Correspondence Addressee Name: Washington Gas Addressee Status: Closed - Acceptable Action Addressee Date Closed: 1986-09-24 Addressee Organization Type: P-Private Industry Communication Date: 1986-09-24 Communication Type: Official Correspondence Communication Contents: THIS WAS ACTUALLY A FOLLOWUP LETTER WITH THE FOLLOWING STATEMENT: ALTHOUGH THE SAFETY BOARD NEVER RECEIVED A RESPONSE TO THIS RECOMMENDATION FROM WGL, THE BOARD WAS INFORMED THROUGH A NEWS RELEASE IN AUGUST 1981 OF THE FORMA TION OF A COMPLETE GAS/WATER/ELECTRICITY/TELEPHONE ONE-CALL SYSTEM. THE BOARD UNDERSTANDS THAT WGL WAS AN ACTIVE PARTI CIPANT IN DEVELOPING AND IMPLEMENTING THE "MISS UTILITY" SYSTEM. IN VIEW OF THIS INFORMATION, THE BOARD FOR THE RECORD HAS PLACED P-79-40 IN A CLOSED--ACCEPTABLE ACTION. Addressee Organization Type: P-Private Industry Communication Date: 1980-01-09 Communication Type: Official Correspondence Addressee Organization Type: P-Private Industry Communication Date: 1981-11-05 Communication Type: Official Correspondence Addressee Organization Type: P-Private Industry Communication Date: 1986-09-24 Communication Type: Official Correspondence Addressee Name: Potomac Electric Power Company Addressee Status: Closed - Acceptable Action Addressee Date Closed: 1979-12-07 Addressee Acronym: PEPCO Addressee Organization Type: P-Private Industry Communication Date: 1986-09-16 Communication Type: Official Correspondence Communication Contents: THIS IS ACTUALLY A FOLLOWUP AND THE FOLLOWING IS A HISTORY OF PAST CORRESPONDENCE. PEPCO'S RESPONSE OF DECEMBER 7, 1979. NTSB'S FOLLOWUP LETTER OF JANUARY 8, 1980. Addressee Acronym: PEPCO Addressee Organization Type: P-Private Industry Communication Date: 1981-11-05 Communication Type: Official Correspondence Addressee Acronym: PEPCO Addressee Organization Type: P-Private Industry Communication Date: 1986-09-16 Communication Type: Official Correspondence - **truncated:** false - **body characters:** 3721