33 00 00 Utilities

33 50 00 Hydrocarbon Utilities

33 51 00 Hydrocarbon Sources 33 52 00 Hydrocarbon Transmission and Distribution 33 53 00 Hydrocarbon Utility Pressure Regulation 33 54 00 Hydrocarbon Utility Safety Equipment 33 56 00 Hydrocarbon Storage 33 57 00 Bulk Hydrocarbons Receiving/Dispensing Equipment 33 59 00 Hydrocarbon Utility Metering

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