# NTSB Safety Recommendation P-96-024

**Citation:** P-96-024  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1996-09-11  
**Published:** 1996-09-11

THE NTSB RECOMMENDS THAT THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA: DEVELOP, IN COOPERATION WITH THE AMERICAN PETROLEUM INSTITUTE & THE ASSOCIATION OF OIL PIPE LINES, DESIGN & CONSTRUCTION STANDARDS ADEQUATE FOR PIPELINES TO SAFELY CROSS FLOOD PLAINS & STREAMBEDS, INCLUDING THE DEVELOPMENT OF RECOMMENDED PRACTICES FOR PERIODICALLY REASSESING CROSSING DESIGNS IN LIGHT OF CHANGES THAT HAVE OCCURRED IN THE FLOOD

## Document text

NTSB safety recommendation P-96-024.

THE NTSB RECOMMENDS THAT THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA: DEVELOP, IN COOPERATION WITH THE AMERICAN PETROLEUM INSTITUTE & THE ASSOCIATION OF OIL PIPE LINES, DESIGN & CONSTRUCTION STANDARDS ADEQUATE FOR PIPELINES TO SAFELY CROSS FLOOD PLAINS & STREAMBEDS, INCLUDING THE DEVELOPMENT OF RECOMMENDED PRACTICES FOR PERIODICALLY REASSESING CROSSING DESIGNS IN LIGHT OF CHANGES THAT HAVE OCCURRED IN THE FLOOD PLAIN OR STREAMBED.

Priority: CLASS II

Overall Status: Closed - Unacceptable Action - No Response Received

Issued Date: 1996-09-11

Adopted Date: 1996-09-06

Overall Date Closed: 2001-04-05

Synopsis: IN MID-OCTOBER 1994, SERIOUS FLOODING OCCURRED IN THE SAN JACINTO RIVER FLOOD PLAIN NEAR HOUSTON, TEXAS, FORCING OVER 14,000 PEOPLE TO EVACUATE & RESULTING IN 20 DEATHS. DUE EO THE FLOODING, EIGHT PIPELINES RUPTURED & MANY OTHERS WERE UNDERMINED. MORE THAN 35,000 BARRELS OF PETROLEUM & PETROLEUM PRODUCTS WERE RELEASED INTO THE RIVER. IGNITION OF THE RELEASED PRODUCTS RESULTED IN 547 PEOPLE RECEIVING (MOSTLY MINOR) BURN & INHALATION INJURIES. SPILL RESPONSE COSTS EXCEED $7 MILLION, & ESTIMATED PROPERTY DAMAGE LOSSES WERE ABOUT $16 MILLION.

Probable Cause: None

Ntsbnumber: DCA95MP002

Report Number: SIR-96-04

Addressee Name: Interstate Natural Gas Association of America

Addressee Status: Closed - Unacceptable Action - No Response Received

Addressee Date Closed: 2001-04-05

Addressee Acronym: INGAA

Addressee Organization Type: A-Associations

Communication Date: 2000-08-08

Communication Type: Official Correspondence

Communication Contents: TO DATE THE SAFETY BOARD HAS HAD NO RESPONSE FROM INGAA, AND WE WOULD APPRECIATE LEARNING WHAT ACTION HAS BEEN TAKEN TO IMPLEMENT THIS RECOMMENDATION.

Addressee Acronym: INGAA

Addressee Organization Type: A-Associations

Communication Date: 2001-04-05

Communication Type: Official Correspondence

Communication Contents: Because the Safety Board has never received a response from INGAA on this issue, Safety Recommendation P-96-24 is classified “Closed--Unacceptable Action, No Response Received.”

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-96-024>
- Source ID: `ntsb-pipeline`
- SHA-256: `f29c0482c5a2ed93fa8af09b177f1cf79453cafea4580d7ee5b2e7eae6362bfb`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-23T16:16:49.258Z
- Document slug: `ntsb-recommendation-p-96-024`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-96-024",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "DCA95MP002",
  "priority": "CLASS II",
  "overallStatus": "Closed - Unacceptable Action - No Response Received",
  "overallStatusAcronym": "CUAN",
  "overallDateClosed": "2001-04-05",
  "lastModifiedDate": "2016-11-15",
  "reportNumber": "SIR-96-04",
  "reportUrl": "https://www.ntsb.gov/investigations/Pages/DCA95MP002.aspx",
  "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P96_24.pdf",
  "addressees": [
    {
      "addresseeName": "Interstate Natural Gas Association of America",
      "addresseeStatusAcronym": "CUAN",
      "addresseeStatus": "Closed - Unacceptable Action - No Response Received",
      "addresseeDateClosed": "2001-04-05",
      "addresseeDetails": [
        {
          "addresseeAcronym": "INGAA",
          "addresseeOrganizationType": "A-Associations",
          "isFromNtsb": true,
          "communicationDate": "2000-08-08",
          "communicationType": "Official Correspondence",
          "communicationContents": "TO DATE THE SAFETY BOARD HAS HAD NO RESPONSE FROM INGAA, AND WE WOULD APPRECIATE LEARNING WHAT ACTION HAS BEEN TAKEN TO IMPLEMENT THIS RECOMMENDATION."
        },
        {
          "addresseeAcronym": "INGAA",
          "addresseeOrganizationType": "A-Associations",
          "isFromNtsb": true,
          "communicationDate": "2001-04-05",
          "communicationType": "Official Correspondence",
          "communicationContents": "Because the Safety Board has never received a response from INGAA on this issue, Safety Recommendation P-96-24 is classified “Closed--Unacceptable Action, No Response Received.”"
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```