11831 AIRPORT RD WHOLE SITE FILE 2020-01-21

9-29 (PART A) Illumination, Signal, Electrical Section 9-29 is supplemented with the following general requirement: These Special Provisions (9-29 PART A) are based on Snohomish County requirements and apply to all work completed within the City of Bothell and the City of Everett, for the following bid items: "SR 527 at 208th Street SE (SR 524) Temporary Traffic Signal System, Complete." "SR 527 at 208th Street SE (SR 524) Traffic Signal Modifications, Complete." "Airport Road at SR 99 (Evergreen Way) Traffic Signal Modifications, Complete." "Airport Road at 112th Street SW Traffic Signal Modifications, Complete." "Airport Road at Kasch Park Road Traffic Signal Modifications, Complete." "Airport Road BAT Lane Illumination System, Complete" 9-29.1 Conduit, Innerduct, and Outerduct 9-29.1(1) Rigid Metal Conduit Fittings and Appurtenances Section 9-29.1(2)is revised asfollows: Delete "electroplated" from the first sentence. Paragraph one is supplemented with the following: Galvanizing repair paint requirements for conduit couplings shall also apply to end bushings. Add the following after the fifth paragraph: Conduit Coatings GRS Conduit fittings shall be coated with galvanizing repair paint in the same 39 manner as conduit couplings. Electroplated fittings are not allowed. Conduit entering concrete shall be wrapped in 2-inch wide pipe wrap tape with a minimum 1 inch overlap for 12 inches on each side of the concrete face. The tape shall have a synthetic rubber adhesive with a fungus inhibitor. Surface Mounting Conduit Attachment Components Conduit clamp shall be hot-dip,galvanized steel or stainless steel, and shall be one piece, two bolt units with locking nuts. The clamps shall be attached to the unistrut on both sides of the conduit with bolts and associated hardware. The minimum distance between adjacent clamps and between the clamp and the end of the unistrut shall be 1 inch. 31 Swift II BRT Boeing to Canyon Park Station-Traffic Signal 90%Special Provisions-12/1/2016