33 01 30.16
Smoke Testing
33 01 30.13
Dye Testing of Sewers
33 01 30.11
Television Inspection of Sewers
33 01 30
Operation and Maintenance of Sewer Utilities
33 01 12.13
Electrical Continuity Testing
33 01 12.11
Leakage Detection
33 01 12
Inspection and Testing of Water Utilities
33 01 10.92
Redevelopment of Water Supply Wells
33 01 10.91
Rehabilitation of Water Supply Wells
33 01 10.81
Water Supply Well Abandonment
33 01 10.59
Disinfection of Water Utility Storage Tanks
33 01 10.58
Disinfection of Water Utility Piping Systems
33 01 10.57
Disinfection of Water Supply Wells
33 01 10.56
Cleaning of Water Utility Storage Tanks
33 01 10.54
Cleaning of Water Utility Piping
33 01 10.53
Flushing of Water Utility Piping
33 01 10.52
Reservoir Maintenance
33 01 10.51
Water Utility Intake Cleaning and Maintenance
33 01 10
Operation and Maintenance of Water Utilities
33 01 00
Operation and Maintenance of Utilities