Removal or Relocating Structures and Obstructions Clearing and Grubbing Trucking Portland Cement Concrete Pavement Rehabilitation All Other Specialty Trade Contractors Water and Sewer Line and Related Structures Construction Poured Concrete Foundation and Structure Contractors Highway, Street, and Bridge Construction Site Preparation Contractors General Freight Trucking, Local Concrete Roadway Barriers Pavement Patching, Widening, and Joint Repair Flowable Fill Curbs and Gutters Concrete Walks, Drives And Incidental Paving Manholes, Junction Boxes, Catch Basins, and End Treatments Culverts and Storm Drains Asphalt Prime Coat Asphalt Tack Coat Aggregates Surface Course Base Course - Class II Base Course - Class I Excavation and Embankment