D-701 Pipe for Storm Drains and Culverts D-705 Pipe Underdrains for Airports D-751 Manholes, Catch Basins, Leaching Basins, Inlets & Inspec. Holes F-160 Wire Fence with Wood Posts F-161 Wire Fence with Steel Posts F-162 Chain Link Fence L-101 Beacon and Paint L-102 Installation of Hazard Beacon L-107 Airport Wind Cones L-108 Installation of Underground Cable for Airports L-110 Installation of Airport Underground Electrical Duct P-402 Porous Friction Course P-501 Portland Cement Concrete Pavement P-602 Bituminous Prime Coat P-603 Bituminous Tack Coat P-605 Joint Sealing Filler P-620 Runway and Taxiway Painting T-901 Seeding