# NTSB Safety Recommendation P-73-013

**Citation:** P-73-013  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1973-06-18  
**Published:** 1973-06-18

THE NTSB RECOMMENDS THAT THE OFFICE OF PIPELINE SAFETY OF THE DEPARTMENT OF TRANSPORTATION: REVISE ITS METHODS OF SUMMARIZING THE REPORTS OF INDIVIDUAL GAS PIPELINE LEAKS AND FAILURES TO SHOW CLEARLY THOSE ACCIDENTS RESULTING FROM EXCAVATION ACTIVITIES.

## Document text

NTSB safety recommendation P-73-013.

THE NTSB RECOMMENDS THAT THE OFFICE OF PIPELINE SAFETY OF THE DEPARTMENT OF TRANSPORTATION: REVISE ITS METHODS OF SUMMARIZING THE REPORTS OF INDIVIDUAL GAS PIPELINE LEAKS AND FAILURES TO SHOW CLEARLY THOSE ACCIDENTS RESULTING FROM EXCAVATION ACTIVITIES.

Priority: CLASS II

Overall Status: Closed - Acceptable Action

Issued Date: 1973-06-18

Adopted Date: 1973-06-07

Overall Date Closed: 1990-01-04

Synopsis: "SPECIAL STUDY - PREVENTION OF DAMAGE TO PIPELINES." THIS SPECIAL STUDY CONCERNS DAMAGE TO GAS AND LIQUID PIPELINES CAUSED BY EXCAVATION AND CONSTRUCTION ACTIVITIES, INCLUDING BLASTING.

Ntsbnumber: 80571

Report Number: PSS-73-01

Addressee Name: RSPA

Addressee Status: Closed - Acceptable Action

Addressee Date Closed: 1990-01-04

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1978-04-03

Communication Type: Official Correspondence

Communication Contents: 11/1/73 - DOT LTR: THE OPS CURRENTLY HAS A CONTRACT TO PERFORM VARIOUS TASKS DEALING WITH THE OPS AUTOMATIC DATA PROCESSING SYSTEM. THIS INCLUDES DEVISING FORMATS AND PROGRAMS FOR INCORPORATING THE APPROPRIATE TECHNIQUES INTO THE SYSTEM TO AUTOMATICALLY ANALYZE AND PRESENT THE RESULTS IN A USER-ORIENTED FORMAT. 4/3/78 OPSO LTR IN RESPONSE TO NTSB 11/4/77 LETTER REQUESTING INFORMATION ON STUDY BEING COMPLETED BY OKLAHOMA UNIVERSITY RESEARCH INSTITUTE: OPSO COMPLETED CONTRACT STUDY TO ANALYZE REPORTING PROCEDURES AND DEVELOPED NPRM WHICH HAS A SECTION ON YEARLY SUMMARIES FOR "CONSTRUCTION EQUIPMENT AND BLASTING (OUTSIDE FORCE DAMAGE)."

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1977-11-04

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1990-01-04

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1989-05-31

Communication Type: Official Correspondence

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-73-013>
- Source ID: `ntsb-pipeline`
- SHA-256: `c15c01eeffa93782fe57cece20e56631d464444827bba596459553c5ee8c16af`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-23T11:14:06.878Z
- Document slug: `ntsb-recommendation-p-73-013`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-73-013",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "80571",
  "priority": "CLASS II",
  "overallStatus": "Closed - Acceptable Action",
  "overallStatusAcronym": "CAA",
  "overallDateClosed": "1990-01-04",
  "lastModifiedDate": "2016-11-15",
  "reportNumber": "PSS-73-01",
  "reportUrl": "https://www.ntsb.gov/investigations/Pages/80571.aspx",
  "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P73_12_28.pdf",
  "addressees": [
    {
      "addresseeName": "RSPA",
      "addresseeStatusAcronym": "CAA",
      "addresseeStatus": "Closed - Acceptable Action",
      "addresseeDateClosed": "1990-01-04",
      "addresseeDetails": [
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1978-04-03",
          "communicationType": "Official Correspondence",
          "communicationContents": "11/1/73 - DOT LTR: THE OPS CURRENTLY HAS A CONTRACT TO PERFORM VARIOUS TASKS DEALING WITH THE OPS AUTOMATIC DATA PROCESSING SYSTEM. THIS INCLUDES DEVISING FORMATS AND PROGRAMS FOR INCORPORATING THE APPROPRIATE TECHNIQUES INTO THE SYSTEM TO AUTOMATICALLY ANALYZE AND PRESENT THE RESULTS IN A USER-ORIENTED FORMAT. 4/3/78 OPSO LTR IN RESPONSE TO NTSB 11/4/77 LETTER REQUESTING INFORMATION ON STUDY BEING COMPLETED BY OKLAHOMA UNIVERSITY RESEARCH INSTITUTE: OPSO COMPLETED CONTRACT STUDY TO ANALYZE REPORTING PROCEDURES AND DEVELOPED NPRM WHICH HAS A SECTION ON YEARLY SUMMARIES FOR \"CONSTRUCTION EQUIPMENT AND BLASTING (OUTSIDE FORCE DAMAGE).\""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1977-11-04",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1990-01-04",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1989-05-31",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```