Research and Innovative Technology Administration (RITA)
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Hydrogen Infrastructure Safety Technical Assessment and Research Results Gap Analysiss

Hydrogen Infrastructure Safety Technical Assessment and Research Results Gap Analysis

DOT-T-06-01
April 2006


Table of Contents File Formats
Entire Report
Front Matter
Report Documentation Page
Notice
Metric/English Conversion Factors
Executive Summary
List of Acronyms
Commonly Referenced Documents
Introduction
Work Plan
Summary of Findings
Embrittlement (1.1)
Purity Effects (1.2)
Pressure Level (1.3)
Temperature Range (1.4)
Pressure and Temperature Interactions (1.5)
Testing Methods (1.6)
Higher Strengths (1.7)
Loss of Fatigue and Impact Strength (1.8)
Class Locations (3)
Conversion to Service (4)
Customer Notification (5)
Composite Reinforced Pipe (6)
Pipe Design (7)
Pipeline Component Design (8)
Welding of Steel (9)
Joining Other than Welding (10)
Construction Requirements (11)
Customer Meters, Regulators, and Service Lines (12)
Corrosion Control (13)
ASTM F519 Hydrogen Embrittlement Test (14.1)
Tensile Tests (14.2)
KIH and KIC Stress Intensity Factors (14.3)
Fatigue Crack Growth (14.4)
Burst (14.5)
Composite Pipe (14.6)
Plastic Pipe (14.7)
Uprating (15)
Procedural Manual for Operations, Maintenance, and Emergencies (16.1)
Change in Class Location (16.2)
Continuing Surveillance (16.3)
Damage Prevention Program (16.4)
Emergency Plans (16.5)
Public Education: Emergencies (16.6)
Investigation of Failures (16.7)
Maximum Allowable Operating Pressure: Steel and Polyethylene Pipelines (16.8)
Maximum Allowable Operating Pressure: High Pressure Distribution Systems (16.9)
Maximum Allowable Operating Pressure: Low Pressure Distribution Systems (16.10)
Odorization of Gas (16.11)
Tapping Pipelines Under Pressure (16.12)
Purging of Pipelines (16.13)
Transmission Lines: Patrolling (17.1)
Transmission Lines: Leakage Surveys (17.2)
Transmission Lines: Repair of Leaks, Welds, etc. (17.3)
Distribution Systems: Patrolling (17.4)
Distribution Lines: Leakage Surveys (17.5)
Test Requirements for Reinstating Service Lines (17.6)
Abandonment or Deactivation of Facilities (17.7)
Compressor Stations: Reliefs and Combustible Storage (17.8)
Compressor Stations: Gas Detection (17.9)
Pressure Limiting and Regulating Stations: Inspection, Testing, Reliefs, etc. (17.10)
Valve Maintenance: Transmission and Distribution Lines (17.11)
Vault Maintenance (17.12)
Prevention of Accidental Ignition (17.13)
Qualification of Pipeline Personnel (17.14)
Pipeline Integrity Management (17.15)
Tests for Appropriate Class Determination (18.1)
Packaging Instructions for Micro Metal Hydride Hydrogen Storage Systems (18.2)
Packaging Instructions for Portable Metal Hydride Hydrogen Storage Systems (18.3)
Reactive Hydrogen Storage May Be Mixtures (18.4)
Emergency Response Information: High Pressure Gas, Steel (19.1)
Emergency Response Information: High Pressure Gas, Composite (19.2)
Emergency Response Information: Cryogenic (19.3)
Emergency Response Information: Metal Hydride (19.4)
Emergency Response Information: Cryogas (19.5)
Emergency Response Information: Physisorption (19.6)
Emergency Response Information: Complex Hydrides (19.7)
Emergency Response Information: Reactive (Including Methanol) (19.8)
Training (20)
Security Plans (21)
Filling and Purging Requirements for Advanced Media (22)
Filling and Purging Requirements for High Pressure Containers (23)
Loading and Unloading Requirements for Composite Containers (24)
Container Specifications for Composite Storage (25.1)
Container Specifications for Metal Hydride Based Storage (25.2)
Container Specifications for Reactive Type Storage (25.3)
Composite/Novel Media Tube Trailer Specifications (26)
Composite/Novel Media Portable Tank Specifications (27)
Continuing Qualification and Maintenance (28)
Mobile Fuelers, Treatment of Gas Storage Containers (29)
Aircraft Carriage, Hydride Systems (30.1)
Aircraft Carriage, Hydride Systems in Appliances (30.2)
Pressure Relief Devices: High Pressure (31)
Pressure Relief Valves: High Pressure (32)
Valves: High Pressure (33)
Welding (34)
Tubing and Fittings: High Pressure (35)
List of Figures
Figure 1. Analysis Process Schematic
Figure 2. Usage Matrix
Figure 3. Timeframe Matrix
Figure 4. Distribution of Criticality
Figure 5. Distribution of Progress
Figure 6. Distribution of Scores
Figure 7. Distribution of Timeframes
Figure 8. Distribution of Scores by Timeframes
List of Tables
Table 1. Short Term Items with Scores of 40
Table 2. Short Term Items with Scores of 24
Table 3. Short Term Items with Scores of 20
Master Item Table