Project Summary: Pipeline Investigation - 146 Docket Items - PLD24FR003

Description: Leak/explosion/fire

Mode: Pipeline

NTSB Number: PLD24FR003

Date of Accident: 01/24/2024

City: Jackson

State/Region: MS

Country: United States

Project Type: Investigation

Docket Information

Creation Date: 09/05/2024

Last Modified: 01/26/2024 5:12 PM

Public Release Date & Time: 01/15/2025 2:00 PM


Docket Table of Contents

Docket Items: 146
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Title
Pgs
Photo
Type
File
1 1 - NTSB PIPELINE INVESTIGATION REPORT PIR-26-01 107 0 Text/Image View
2 1 - IIC - PRELIMINARY REPORT 3 0 Text/Image View
3 1 - IIC - ACCIDENT SUMMARY 1 0 Text/Image View
4 1 - IIC - ATMOS PARTY SUBMISSION 64 0 Text/Image View
5 1 - IIC - NTSB SLIDES FROM REPRESENTATIVE THOMPSON COMMUNITY MEETING 24 0 Text/Image View
6 1 - IIC - SIGNED PARTY AGREEMENTS 8 0 Text/Image View
7 1 - IIC - TRANSMITTAL LETTER OF TECHNICAL REVIEW 10.29.2024 2 0 Text/Image View
8 2 - PIPELINE OPERATIONS - PIPELINE OPERATIONS FACTUAL REPORT 79 0 Text/Image View
9 2 - PIPELINE OPERATIONS - ATMOS MISSISSIPPI DIVISION ORGANIZATION CHART 17 0 Text/Image View
10 2 - PIPELINE OPERATIONS - MERGER DOCUMENTS-ATMOS AND MVG 13 0 Text/Image View
11 2 - PIPELINE OPERATIONS - ATMOS SUMMARY OF PSMS 1 0 Text/Image View
12 2 - PIPELINE OPERATIONS - MAP OF KNOWN LEAKS 1.24.2024 IN 5-MILE RADIUS 1 0 Text/Image View
13 2 - PIPELINE OPERATIONS - MAP OF OPEN GRADE 2 AND 3 BELOWGROUND LEAKS 1 0 Text/Image View
14 2 - PIPELINE OPERATIONS - ATMOS MISSISSIPPI AMLD LEAK SURVEYS IN OCT-DEC 2023 1 0 Text/Image View
15 2 - PIPELINE OPERATIONS - 2022 REVIEW OF PUBLIC AWARENESS PROGRAM 25 0 Text/Image View
16 2 - PIPELINE OPERATIONS - BAR HOLE SKETCH - LOCATION 1-1.24.2024 AT 1242 PM 1 0 Text/Image View
17 2 - PIPELINE OPERATIONS - BAR HOLE SKETCH AT LOCATION 1-1.24.2024 AT 547 PM 1 0 Text/Image View
18 2 - PIPELINE OPERATIONS - BAR HOLE SKETCH AT LOCATION 2-1.27.2024 AT 940 AM 2 0 Text/Image View
19 2 - PIPELINE OPERATIONS - BAR HOLE SKETCH AT LOCATION 2-1.27.2024 AT 530 AM 1 0 Text/Image View
20 2 - PIPELINE OPERATIONS - TIMELINE AT LOCATION 1 AS OF 1.30.2024 1 0 Text/Image View
21 2 - PIPELINE OPERATIONS - EMC SURVEY AT LOCATION 1 1 0 Text/Image View
22 2 - PIPELINE OPERATIONS - LEL READINGS AT LOCATION 1 83 0 Text/Image View
23 2 - PIPELINE OPERATIONS - LOCATION 1 TEST PROTOCOL AND RESULTS 2.8.2024 5 0 Text/Image View
24 2 - PIPELINE OPERATIONS - OVERNIGHT SURVEYS AT LOCATION 1 FROM 1.24.2024 TO 1.26.2024 13 0 Text/Image View
25 2 - PIPELINE OPERATIONS - ODOR CALLS AT 185 BRISTOL BOULEVARD - 5 YEARS 2 0 Text/Image View
26 2 - PIPELINE OPERATIONS - EXCERPTS OF SERVICE ORDERS FOR 175, 185, & 190 BRISTOL BOULEVARD 2018-2024 14 0 Text/Image View
27 2 - PIPELINE OPERATIONS - TIMELINE AT LOCATION 2 AS OF 2.1.2024 1 0 Text/Image View
28 2 - PIPELINE OPERATIONS - EMC SURVEY AT LOCATION 2 1 0 Text/Image View
29 2 - PIPELINE OPERATIONS - LEL READINGS AT LOCATION 2 31 0 Text/Image View
30 2 - PIPELINE OPERATIONS - LOCATION 2 TEST PROTOCOL AND RESULTS 2.8.2024 5 0 Text/Image View
31 2 - PIPELINE OPERATIONS - LEAK RECORDS AT 1138 SHALIMAR 12.1.2023 2 0 Text/Image View
32 2 - PIPELINE OPERATIONS - EXCERPTS OF SERVICE ORDERS FOR 1138, 1139, 1146, & 1147 SHALIMAR DRIVE 2021-2024 27 0 Text/Image View
33 2 - PIPELINE OPERATIONS - ATMOS MISSING OR INCOMPLETE INSTALLATION RECORDS ACROSS ALL DIVISIONS 3 0 Text/Image View
34 2 - PIPELINE OPERATIONS - CONSTRUCTION RECORDS AT LOCATION 2 4 0 Text/Image View
35 2 - PIPELINE OPERATIONS - SYSTEM PRESSURE READINGS FOR LOCATIONS 1&2 7 0 Text/Image View
36 2 - PIPELINE OPERATIONS - PROJECT SUMMARY SHEET-BRISTOL MAIN 3 0 Text/Image View
37 2 - PIPELINE OPERATIONS - COMPLETION DRAWINGS-BRISTOL MAIN 1 0 Text/Image View
38 2 - PIPELINE OPERATIONS - COMBINED LEAK COMPLIANCE RECORDS BRISTOL MAIN 10.16.2018 & 11.17.2023 4 0 Text/Image View
39 2 - PIPELINE OPERATIONS - EXCERPT OF SERVICE PROCEDURE MANUAL CH.2 16 0 Text/Image View
40 2 - PIPELINE OPERATIONS - EXCERPT OF O&M-CONSTRUCTION MANUAL CH. 4 SQUEEZE METHOD 3 0 Text/Image View
41 2 - PIPELINE OPERATIONS - EXCERPT OF O&M-CH.8 VALVE MAINTENANCE 3 0 Text/Image View
42 2 - PIPELINE OPERATIONS - EXCERPT OF O&M-CH.9 GAS LEAK SURVEYS 21 0 Text/Image View
43 2 - PIPELINE OPERATIONS - EXCERPT OF O&M-CH.10 PIPELINE PATROLLING 4 0 Text/Image View
44 2 - PIPELINE OPERATIONS - EXCERPT OF PIPELINE SAFETY PUBLIC AWARENESS PROGRAM 22 0 Text/Image View
45 2 - PIPELINE OPERATIONS - EXCERPT OF PIPELINE SAFETY PUBLIC AWARENESS PROGRAM (STAKEHOLDERS IN KEY AUDIENCES) 2 0 Text/Image View
46 2 - PIPELINE OPERATIONS - EXCERPTS - PUBLIC EDUCATION 5 0 Text/Image View
47 2 - PIPELINE OPERATIONS - TABLE OF PERSONNEL AND OQS 14 0 Text/Image View
48 2 - PIPELINE OPERATIONS - EXCERPT OF OPERATOR QUALIFICATION PLAN 9 0 Text/Image View
49 2 - PIPELINE OPERATIONS - EXCERPT OF OPERATOR QUALIFICATION PLAN-CONTRACTOR PROVISIONS 4 0 Text/Image View
50 2 - PIPELINE OPERATIONS - ATMOS FIRST RESPONDER TRAINING 2023 ROSTER 28 0 Text/Image View
51 2 - PIPELINE OPERATIONS - PSMS API RP 1173 IMPLEMENTATION GUIDANCE 4 0 Text/Image View
52 2 - PIPELINE OPERATIONS - MS PSC DIRECTOR OF PIPELINE SAFETY INCIDENT NOTES 4.12.2024 2 0 Text/Image View
53 2 - PIPELINE OPERATIONS - EMAIL FROM MS PSC DIRECTOR OF PIPELINE SAFETY TO NTSB ON 6.18.2024 2 0 Text/Image View
54 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 7.5.2024 2 0 Text/Image View
55 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 7.3.2024 2 0 Text/Image View
56 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 7.26.2024 4 0 Text/Image View
57 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 11.21.2024 2 0 Text/Image View
58 2 - PIPELINE OPERATIONS - EMAIL FROM NTSB METEOROLOGY SPECIALIST TO IIC ON 9.5.2024 1 0 Text/Image View
59 2 - PIPELINE OPERATIONS - EMAIL FROM HAYNES TO NTSB ON 4.17.2024 3 0 Text/Image View
60 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 4.19.2024 4 0 Text/Image View
61 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 3.27.2024 1 0 Text/Image View
62 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 3.15.2024 1 0 Text/Image View
63 2 - PIPELINE OPERATIONS - EMAIL FROM ATMOS VICE PRESIDENT - PIPELINE SAFETY TO NTSB ON 3.11.2024 2 0 Text/Image View
64 2 - PIPELINE OPERATIONS - EMAIL FROM AGA DIRECTOR, ENERGY STANDARDS TO NTSB ON 9.24.2024 6 0 Text/Image View
65 2 - PIPELINE OPERATIONS - CONSTRUCTION PROCEDURES (MECHANICAL FITTING REPLACEMENTS) 3 0 Text/Image View
66 2 - PIPELINE OPERATIONS - PIPELINE OPERATOR EXAMPLES OF NATURAL GAS ALARM PROGRAMS 5 0 Text/Image View
67 3 - MATERIALS - 24-023 MATERIALS LABORATORY FACTUAL REPORT (PLD24FR003) (MAIN AND TEE ASSEMBLIES) 33 28 Text/Image View
68 3 - MATERIALS - 25-008 MATERIALS LABORATORY SPECIALIST STUDY REPORT 6 2 Text/Image View
69 3 - MATERIALS - 24-023B MATERIALS LABORATORY ADDENDUM FACTUAL REPORT 12 0 Text/Image View
70 4 - INTEGRITY MANAGEMENT - INTEGRITY MANAGEMENT FACTUAL REPORT 36 0 Other View
71 4 - INTEGRITY MANAGEMENT - ATMOS ENERGYA��S RESPONSES TO DATA REQUESTS (PROVIDED MAY 2, 2024) 2 0 Other View
72 4 - INTEGRITY MANAGEMENT - ADDITIONAL DATA ON KNOWN COUPLINGS ON 1-30-24 (2 MILE RADIUS) 9 0 Text/Image View
73 4 - INTEGRITY MANAGEMENT - DNV DIM SOLUTIONS 2 0 Text/Image View
74 4 - INTEGRITY MANAGEMENT - EMAIL POST MEETING IN JACKSON (GIS DATA) 3 0 Text/Image View
75 4 - INTEGRITY MANAGEMENT - SYSTEM MAP SHALIMAR 1 0 Other View
76 4 - INTEGRITY MANAGEMENT - SYSTEM MAP BRISTOL 1 0 Other View
77 4 - INTEGRITY MANAGEMENT - CONTINUOUS IMPROVEMENT SAFETY INITIATIVES REPORTED BY ATMOS 5 0 Other View
78 4 - INTEGRITY MANAGEMENT - LEAK REPAIR DATA FOR MS (2014-2023) 592 0 Other View
79 4 - INTEGRITY MANAGEMENT - REPAIRED BELOWGROUND LEAKS THAT WERE OPEN 1.24.2024 WITHIN 5-MILE RADIUS OF CAPITOL BUILDING 2 0 Text/Image View
80 4 - INTEGRITY MANAGEMENT - BRISTOL AND SHALIMAR ATMOSPHERIC CORROSION REPORTS 1 0 Text/Image View
81 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PROGRAM INTRODUCTION PPT FOR NTSB MTG (DNV DRAM MODEL) 1 0 Other View
82 4 - INTEGRITY MANAGEMENT - NUMBER OF KNOWN LEAKS AT YEAR-END IN MISSISSIPPI (2014-2023) 1 0 Other View
83 4 - INTEGRITY MANAGEMENT - LIST OF 10 YEAR HISTORY OF MFF (MECHANICAL FITTING FAILURES) 3 0 Text/Image View
84 4 - INTEGRITY MANAGEMENT - MS PSC ACTIONS TAKEN EMAIL- JACKSON, MS (PLD24FR003) 2 0 Text/Image View
85 4 - INTEGRITY MANAGEMENT - BRISTOL & SHALIMAR JACKSON 811 CALLS SINCE 2019 3 0 Other View
86 4 - INTEGRITY MANAGEMENT - 10 YEAR MFF (MECHANICAL FITTING FAILURES) LEAK REPAIR DATA (SOUTH JACKSON) 3 0 Other View
87 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - RISK ANALYSIS FACTOR LIST 2 0 Other View
88 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - LEAK MANAGEMENT PROGRAM 2 0 Other View
89 4 - INTEGRITY MANAGEMENT - EARTH FACTOR RISK MODEL METHODOLOGY 4 0 Other View
90 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - APPENDIX D2 LEAK MANAGEMENT PROGRAM 1 0 Other View
91 4 - INTEGRITY MANAGEMENT - MAP OF DIM GRIDS FOR SOUTH JACKSON AREA 1 0 Other View
92 4 - INTEGRITY MANAGEMENT - DIM HRR GRID2KS CY2023 (MISSISSIPPI) 2 0 Other View
93 4 - INTEGRITY MANAGEMENT - MAIN AND SERVICE GRID2K RESULTS -185 BRISTOL AND 1146 SHALIMAR GRIDS 1 0 Other View
94 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - POTENTIAL ADDITIONAL AND ACCELERATED ACTIONS 1 0 Other View
95 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - RISK ASSESSMENT METHODOLOGY 2 0 Other View
96 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PROGRAM INTRODUCTION PPT FOR NTSB MTG (RISK CALCULATION) 1 0 Other View
97 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - TABLE OF CONTENTS 2 0 Other View
98 4 - INTEGRITY MANAGEMENT - MAP OF DIM GRIDS IN 5-MILE RADIUS 1 0 Other View
99 4 - INTEGRITY MANAGEMENT - CONTEXT FOR USAGE OF DRAM FACTORS FROM ATMOS, EMAIL 2 0 Other View
100 4 - INTEGRITY MANAGEMENT - LIST OF OPEN GRADE 2 AND 3 BELOWGROUND LEAKS 4 0 Text/Image View
101 4 - INTEGRITY MANAGEMENT - NUMBER OF REPAIRED LEAKS IN MS THAT WERE RE-GRADED 1 0 Other View
102 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - IMP FLOW DIAGRAM 1 0 Other View
103 4 - INTEGRITY MANAGEMENT - DIM SME LIST AND EXPERIENCE 1 0 Other View
104 4 - INTEGRITY MANAGEMENT - ATMOS DIM ORGANIZATION STRUCTURE 1 0 Other View
105 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PROGRAM INTRODUCTION PPT FOR NTSB MTG (DIM OVERVIEW) 1 0 Other View
106 4 - INTEGRITY MANAGEMENT - ATMOS'S ENHANCEMENTS TO DIMP (MECHANICAL FITTINGS AND MAPPING) 3 0 Other View
107 4 - INTEGRITY MANAGEMENT - EXCERPT OF DIM PLAN - ANNUAL PERFORMANCE MEASUREMENTS AND EFFECTIVENESS EVALUATION 2 0 Text/Image View
108 5 - EMERGENCY RESPONSE - FACTUAL REPORT 32 0 Text/Image View
109 5 - EMERGENCY RESPONSE - EXCERPT FROM SERVICE PROCEDURE MANUAL ATMOS EMERGENCY RESPONSE PROCEDURES 16 0 Text/Image View
110 5 - EMERGENCY RESPONSE - FIRE DEPARTMENT PIPELINE RESPONSE, EMERGENCY PLANNING, AND PREPAREDNESS- TOOL KIT 12 0 Text/Image View
111 5 - EMERGENCY RESPONSE - JACKSON FIRE DEPARTMENT- EOG 13- HAZARDOUS MATERIALS AND LARGE-SCALE INCIDENTS 3 0 Text/Image View
112 5 - EMERGENCY RESPONSE - BRISTOL BOULEVARD- FIRE DEPARTMENT COMPUTER AIDED DISPATCH REPORT 4 0 Text/Image View
113 5 - EMERGENCY RESPONSE - BRISTOL BOULEVARD- FIRE DEPARTMENT INCIDENT REPORT- REVISED 24 0 Text/Image View
114 5 - EMERGENCY RESPONSE - SHALIMAR DRIVE- FIRE DEPARTMENT COMPUTER AIDED DISPATCH REPORT 6 0 Text/Image View
115 5 - EMERGENCY RESPONSE - NATURAL GAS ODOR DISPATCH CALLS 10 0 Text/Image View
116 5 - EMERGENCY RESPONSE - SHALIMAR DRIVE FIRE DEPARTMENT INCIDENT REPORT 16 0 Text/Image View
117 6 - FIRE AND EXPLOSION - 24-073 MATERIALS LABORATORY FACTUAL REPORT (FIRE AND EXPLOSION INVESTIGATION) 13 9 Text/Image View
118 6 - FIRE AND EXPLOSION - FIRE DEPARTMENT REPORT (FIRE INVESTIGATOR REPORT-BRISTOL BLVD) 2 0 Text/Image View
119 6 - FIRE AND EXPLOSION - FIRE DEPARTMENT REPORT (FIRE INVESTIGATOR REPORT-SHALIMAR DRIVE) 2 0 Text/Image View
120 7 - METEOROLOGY - FACTUAL REPORT 15 0 Text/Image View
121 7 - METEOROLOGY - ADDENDUM TO FACTUAL 14 0 Text/Image View
122 7 - METEOROLOGY ATTACHMENT 1 - JACKSON, MS CLIMATOLOGICAL DATA 7 0 Text/Image View
123 7 - METEOROLOGY - EMAIL ON DROUGHT CONDITIONS NOV-DEC 2023 1 0 Text/Image View
124 INTERVIEW WITH CREW LEADER, LOCATION 1 - ATMOS 34 0 Text/Image View
125 INTERVIEW WITH OPERATIONS SUPERVISOR - ATMOS 33 0 Text/Image View
126 INTERVIEW WITH SURVEY TECH 2, LOCATION 1 - HEATH CONSULTANTS 25 0 Text/Image View
127 INTERVIEW WITH CREW LEADER, LOCATION 2 - ATMOS 26 0 Text/Image View
128 INTERVIEW WITH SERVICE TECH - ATMOS 63 0 Text/Image View
129 INTERVIEW WITH SR. FIELD CONSTRUCTION COORDINATOR - ATMOS 40 0 Text/Image View
130 INTERVIEW WITH SR. SERVICE TECH - ATMOS 38 0 Text/Image View
131 INTERVIEW WITH LEAK SURVEY TECH, LOCATION 2 - HEATH CONSULTANTS 30 0 Text/Image View
132 INTERVIEW WITH SENIOR UTILITY TECH - ATMOS 65 0 Text/Image View
133 INTERVIEW WITH OPERATIONS MANAGER - ATMOS 42 0 Text/Image View
134 INTERVIEW WITH AMERICAN MEDICAL RESPONSE SUPERVISORY PARAMEDIC 22 0 Text/Image View
135 INTERVIEW WITH AMERICA MEDICAL RESPONSE PARAMEDIC 29 0 Text/Image View
136 INTERVIEW WITH AMERICAN MEDICAL RESPONSE EMT 19 0 Text/Image View
137 INTERVIEW WITH RESPONDING DISTRICT FIRE CHIEF - INCIDENT COMMANDER 41 0 Text/Image View
138 INTERVIEW WITH JACKSON FIRE DEPARTMENT DISTRICT CHIEF AND FIRE INVESTIGATOR 71 0 Text/Image View
139 INTERVIEW WITH CAPTAIN - RESCUE 14 - JACKSON FIRE DEPARTMENT 60 0 Text/Image View
140 INTERVIEW OF RESIDENT OF 175 BRISTOL BLVD. 4 0 Text/Image View
141 INTERVIEW OF THE RESIDENT OF 190 BRISTOL BLVD ON FEBRUARY 23, 2024 3 0 Text/Image View
142 INTERVIEW OF RESIDENTS OF 185 BRISTOL AND 190 BRISTOL 26 0 Text/Image View
143 MS PSC INTERVIEW WITH TREE TRIMMER AT LOCATION 1 1 0 Text/Image View
144 MS PSC INTERVIEW WITH RESIDENT OF 175 BRISTOL BLVD. 1 0 Text/Image View
145 MS PSC INTERVIEW WITH RESIDENT OF 1131 SHALIMAR DR. 1 0 Text/Image View
146 MS PSC INTERVIEW WITH FORMER RESIDENT OF 1146 SHALIMAR DR. AND CAPTAIN - RESCUE 14 - JACKSON FIRE DEPARTMENT 2 0 Text/Image View