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Wash. Admin. Code ch. 480-93 – Gas Companies—Safety | Midpage
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Washington Administrative Code (WAC)
Title 480
Chapter 93
Wash. Admin. Code ch. 480-93
Gas Companies—Safety
UTILITIES AND TRANSPORTATION COMMISSION
480-93-005
Definitions
480-93-007
Application of rules—Responsibility for contractors
480-93-008
Additional requirements
480-93-009
Severability
480-93-012
Computation of time
480-93-013
Covered tasks
480-93-015
Odorization of gas
480-93-017
Filing requirements for design, specification, and construction procedures
480-93-018
Records
480-93-020
Proximity considerations
480-93-040
Location of gas compressor stations on gas pipelines
480-93-080
Welder and plastic joiner identification and qualification
480-93-100
Valves
480-93-110
Corrosion control
480-93-115
Casing of line pipes
480-93-124
Pipeline markers
480-93-130
Multistage pressure regulation
480-93-140
Service regulators
480-93-155
Increasing maximum allowable operating pressure
480-93-160
Reporting requirements of proposed construction
480-93-170
Tests and reports for gas pipelines
480-93-175
Moving and lowering metallic gas pipelines
480-93-178
Protection of plastic pipe
480-93-180
Plans and procedures
480-93-185
Gas leak investigation
480-93-186
Leak evaluation
480-93-18601
Leak classification and action criteria—Grade—Definition—Priority of leak repair
480-93-187
Gas leak records
480-93-188
Gas leak surveys
480-93-200
Reporting requirements
480-93-223
Civil penalty for violation of chapter 81.88 RCW and commission gas safety rules
480-93-230
Exemptions from rules in chapter 480-93 WAC
480-93-240
Annual pipeline safety fee methodology
480-93-250
Damage prevention
480-93-999
Adoption by reference