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Section 01 22 20 MEASUREMENT AND PAYMENT City of Everett 01 22 20-7 June 2024 WFP Air Scour Blower Building Replacement Issued for Bid UP3813 Bid Item 3. Temporary Erosion and Sediment Control Measurement and Payment: Force Account The Force Account (FA) Contract Price for “Temporary Erosion and Sediment Control” shall be in accordance with Section 00 72 00 and WSDOT Specification Section 1-09.6 and has been included for specific Temporary Erosion and Sediment Control (TESC) work items listed below and to address any additional and unanticipated work associated with TESC. Temporary Erosion and Sediment Control work items shall include: all Work, labor, materials, tools and equipment necessary and incidental for the installation, maintenance and removal of the temporary erosion and sedimentation control (TESC) facilities to prevent pollution, erosion, siltation, and damage to any wetland, stream, other watercourse, or surrounding property throughout the life of the Contract. TESC facilities shall include, but not be limited to, any cover measures, runoff control measures, soil and site stabilization measures, filter fabric fencing, and inlet protection measures for the work area and downstream areas, per City Standard Plans 210 and 214. The TESC measures shall limit the erosion possibility by covering disturbed soils, preventing sloughing or raveling of cut and natural slopes, and controlling surface runoff from flowing into excavations using measures such as curbs, berms, dikes, rock-lined ditches, and other approved measures. Filter fabric fence shall be used to treat small areas of non-concentrated runoff prior to discharge from the site. The amount indicated in the proposal for this bid item is to provide a common bid amount. The actual amount paid under this item may vary from no payment to the full amount of the bid item. The Contractor will be required to initiate discussion for any work required per the plans and for work they believe is additional due to unanticipated circumstances and may be required to provide a cost estimate for the Engineer’s review and approval prior to the work being performed. Approved work performed under this bid item will be performed only after a work directive is issued by the City/Engineer. Any additional work performed prior to the work directive issued by the City/Engineer will not be compensated under this bid item. Bid Item 4. Trench Excavation Safety Systems Measurement and Payment: Lump Sum The lump sum (LS) Contract Price for “Trench Excavation Safety Systems” includes the costs of all the Work, labor, tools, materials, equipment and incidentals, required to select, construct, maintain, and remove trench safety systems for any and all excavations for which a safe environment is required, in compliance with Washington Industrial Safety and Health ACT (RCW 49.17) and safety and health standards such as Safety Standards for Construction Work (Chapter 296-155 WAC), General Safety and Health Standard (Chapter 296-24 WAC), General Occupational Health Standard (Chapter 296-22 WAC), and any other appropriate safety and health codes. The lump sum bid item also includes design and engineering by a licensed professional engineer, as required, for shoring other than manufactured trench boxes. Bid Item 5. Resolution of Utility Conflicts