# NTSB Safety Recommendation P-76-010

**Citation:** P-76-010  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1976-04-19  
**Published:** 1976-04-19

AMEND 49 CFR 192 TO DEFINE MORE REALISTICALLY AN OPERATOR'S RESPONSIBILITY FOR GAS PIPING INSIDE BUILDINGS.

## Document text

NTSB safety recommendation P-76-010.

AMEND 49 CFR 192 TO DEFINE MORE REALISTICALLY AN OPERATOR'S RESPONSIBILITY FOR GAS PIPING INSIDE BUILDINGS.

Priority: CLASS II

Overall Status: Closed - Reconsidered

Issued Date: 1976-04-19

Adopted Date: 1976-02-19

Overall Date Closed: 1986-12-03

Synopsis: ON APRIL 22, 1974, A MASSIVE, LOW-ORDER EXPLOSION DEMOLISHED THE WEST WALL OF A 25-STORY COMMERCIAL BUILDING AT 305 EAST 45TH STREET IN NEW YORK, NEW YORK. THE STRUCTURE OF THE ADJACENT BUILDING WAS DAMAGED AND GLASS WAS BROKEN IN OTHER BUILDINGS IN THE AREA. GLASS FRAGMENTS AND SLIVERS WERE BLOWN INTO 46TH STREET, WHERE THEY LAY 1 INCH DEEP IN PLACES. NO PERSONS WERE KILLED, BUT MORE THAN 70 PERSONS WERE INJURED.

Ntsbnumber: PLD74XR001

Report Number: PAR-76-02

Addressee Name: RSPA

Addressee Status: Closed - Reconsidered

Addressee Date Closed: 1986-12-03

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1976-08-24

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1985-09-30

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1986-03-27

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1986-12-03

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1976-07-30

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1985-11-13

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1986-09-22

Communication Type: Official Correspondence

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1983-03-21

Communication Type: Official Correspondence

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-76-010>
- Source ID: `ntsb-pipeline`
- SHA-256: `b0ed9ec63c2263a1353539914b8a8b22b420b3851c339ea226113a5087315953`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-23T22:28:37.706Z
- Document slug: `ntsb-recommendation-p-76-010`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-76-010",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "PLD74XR001",
  "priority": "CLASS II",
  "overallStatus": "Closed - Reconsidered",
  "overallStatusAcronym": "CR",
  "overallDateClosed": "1986-12-03",
  "lastModifiedDate": "2016-11-15",
  "reportNumber": "PAR-76-02",
  "reportUrl": "https://www.ntsb.gov/investigations/Pages/PLD74XR001.aspx",
  "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P76_9A_11.pdf",
  "addressees": [
    {
      "addresseeName": "RSPA",
      "addresseeStatusAcronym": "CR",
      "addresseeStatus": "Closed - Reconsidered",
      "addresseeDateClosed": "1986-12-03",
      "addresseeDetails": [
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1976-08-24",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1985-09-30",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1986-03-27",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": true,
          "communicationDate": "1986-12-03",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1976-07-30",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1985-11-13",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1986-09-22",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": "RSPA",
          "addresseeOrganizationType": "G-Federal Government",
          "isFromNtsb": false,
          "communicationDate": "1983-03-21",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```