11831 AIRPORT RD WHOLE SITE FILE 2020-01-21

Special Provisions, shall be included in the applicable Stormwater Detention Tank System items of work. All costs for shoring for detention tanks shall be included in the bid item Shoring or Extra Excavation Class A. 7-08 GENERAL PIPE INSTALLATION REQUIREMENTS 7-08.3 Construction Requirements Section 7-08.3 is supplemented with the following: Potholing Potholing shall be performed in advance of installing the storm drainage facilities. Should the Contractor fail to pothole in advance and a conflict occurs, the Contractor may be required to remove and re-install it at their own expense. 7-08.5 Payment Section 7-08.5 is supplemented with the following: Potholing shall be considered incidental to and included in the contract price of the storm drainage pipe and structures. 7-09 WATER MAINS 7-09.1 Description Section 7-09.1 is supplemented with the following: This work also includes relocating Alderwood Water &Wastewater District's (AWWD)water main and Silver Lake Water& Sewer District (SLWSD)water main at locations shown on the plans. Alderwood Water&Wastewater District Description, materials, and construction requirements for water mains noted as AWWD facilities in the Plans shall be in accordance with these special provisions and the AWWD General Provisions, Standards, and Details (AWWD Documents) included as Appendix C-5 of these contract documents. Silver Lake Water&Sewer District Description, materials, and construction requirements for water mains noted as SLWSD facilities in the Plans shall be in accordance with these special provisions and the SLWSD General Provisions, Standards, and Details (SLWSD Documents) included as Appendix C-7 of these contract documents. Where conflicts arise between the WSDOT Standard Specifications and "AWWD Documents"/"SLWSD Documents", the AWWD/SLWSD documents shall govern. Swift Green Line—Corridor Stations Special Provisions SP102 May 2017