# NTSB Safety Recommendation P-73-016

**Citation:** P-73-016  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1973-06-18  
**Published:** 1973-06-18

THE NTSB RECOMMENDS THAT THE AMERICAN PUBLIC WORKS ASSOCIATION: IN REGARD TO RECOMMENDATION 2(A), DEVELOP SYSTEMS, PROCEDURES, AND ORGANIZATIONAL ARRANGEMENTS FOR COORDINATING AND REGULATING THE ACTIVITIES OF ALL PARTIES WORKING NEAR UNDERGROUND FACILITIES.

## Document text

NTSB safety recommendation P-73-016.

THE NTSB RECOMMENDS THAT THE AMERICAN PUBLIC WORKS ASSOCIATION: IN REGARD TO RECOMMENDATION 2(A), DEVELOP SYSTEMS, PROCEDURES, AND ORGANIZATIONAL ARRANGEMENTS FOR COORDINATING AND REGULATING THE ACTIVITIES OF ALL PARTIES WORKING NEAR UNDERGROUND FACILITIES.

Priority: CLASS II

Overall Status: Closed - Acceptable Action

Issued Date: 1973-06-18

Adopted Date: 1973-06-07

Overall Date Closed: 1977-07-29

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: American Public Works Association

Addressee Status: Closed--No Longer Applicable

Addressee Date Closed: 1977-07-29

Addressee Acronym: APWA

Addressee Organization Type: A-Associations

Communication Date: 1973-07-24

Communication Type: Official Correspondence

Communication Contents: LETTER FROM APWA: A MEETING HAD BEEN SET UP TO EXPLORE WAYS IN WHICH APWA MAY IMPLEMENT THE RECOMMENDATIONS. 1/4/77 - LTR. FROM UTILITY LOCATION AND COORDINATION COUNCIL: INFORMATION ON THIS SUBJECT IS OFTEN INCLUDED IN GENERAL CONSTRUCTION MANUALS, BUT IS SKETCHY. ASSUMING THAT NO SINGLE CONCISE DOCUMENT OF THIS TYPE EXISTS, THE ULCC COULD DEVELOP AND PUBLISH A SEPARATE DOCUMENT. OR IT COULD INCLUDE A SECTION ON THIS IN THE GUIDELINES FOR FORMING COMMITTEES.

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-73-016>
- Source ID: `ntsb-pipeline`
- SHA-256: `6fba365ef7cabe4e562d198ffb9cccb327b924fd7967c79a5e72d33c8b8ca95e`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-23T18:59:16.543Z
- Document slug: `ntsb-recommendation-p-73-016`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-73-016",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "80571",
  "priority": "CLASS II",
  "overallStatus": "Closed - Acceptable Action",
  "overallStatusAcronym": "CAA",
  "overallDateClosed": "1977-07-29",
  "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": "American Public Works Association",
      "addresseeStatusAcronym": "CNLA",
      "addresseeStatus": "Closed--No Longer Applicable",
      "addresseeDateClosed": "1977-07-29",
      "addresseeDetails": [
        {
          "addresseeAcronym": "APWA",
          "addresseeOrganizationType": "A-Associations",
          "isFromNtsb": false,
          "communicationDate": "1973-07-24",
          "communicationType": "Official Correspondence",
          "communicationContents": "LETTER FROM APWA: A MEETING HAD BEEN SET UP TO EXPLORE WAYS IN WHICH APWA MAY IMPLEMENT THE RECOMMENDATIONS. 1/4/77 - LTR. FROM UTILITY LOCATION AND COORDINATION COUNCIL: INFORMATION ON THIS SUBJECT IS OFTEN INCLUDED IN GENERAL CONSTRUCTION MANUALS, BUT IS SKETCHY. ASSUMING THAT NO SINGLE CONCISE DOCUMENT OF THIS TYPE EXISTS, THE ULCC COULD DEVELOP AND PUBLISH A SEPARATE DOCUMENT. OR IT COULD INCLUDE A SECTION ON THIS IN THE GUIDELINES FOR FORMING COMMITTEES."
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```