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<br /> ' CITY OF EVERETT SPECIAL PROVISIONS
<br /> street cleaning is ordered. No separate payment will be made for water required for dust control
<br /> and the normal operation of the pickup sweepers.
<br /> Bid Item 5: Trench Excavation Safety Systems
<br /> Measurement and Payment: Lump Sum (LS)
<br /> Measurement for Trench Excavation Safety Systems will be based on the percentage of the work
<br /> defined in this bid item that is completed at the time of measurement.
<br /> ' The lump sum bid item includes the costs directly allocated to the safety system for trenches and
<br /> all other excavations including, but not limited to, shoring, benching, bracing, excavation, sheeting,
<br /> and trench box. This Work shall be accomplished in accordance with Divisions 1, 2, 7, and 8 of the
<br /> ' Standard Specifications and these Special Provisions. Payment per lump sum includes all
<br /> equipment, materials, labor, installation,and removal, and all other work required to meet the trench
<br /> excavation and safety system requirements.
<br /> Bid Item 6: Erosion/Water Pollution Control and Site Preparation
<br /> Measurement and Payment: Lump Sum (LS)
<br /> Measurement for Erosion/Water Pollution Control and Site Preparation will be based on the
<br /> percentage of the work defined in this bid item that is completed at the time of measurement.
<br /> Erosion/Water Pollution Control, and Site Preparation shall constitute full compensation for all
<br /> labor, materials, tools and equipment necessary and incidental for the installation, maintenance
<br /> and removal of the temporary erosion and sedimentation control (TESC) facilities to prevent
<br /> ' pollution, erosion, siltation, and damage to any wetland, stream, other watercourse, or surrounding
<br /> property throughout the life of the Contract. TESC facilities shall include, but not be limited to, any
<br /> cover measures, runoff control measures,soil and site stabilization measures, silt fencing as shown
<br /> on the Plans, and inlet protection measures for the work area and downstream areas.
<br /> The TESC measures shall limit the erosion possibility by covering disturbed soils, preventing
<br /> sloughing or raveling of cut and natural slopes, and controlling surface runoff from flowing into
<br /> excavations using measures such as curbs, berms, dikes, rock-lined ditches, and other approved
<br /> ' measures. Filter fabric fence shall be used to treat small areas of non-concentrated runoff prior to
<br /> discharge from the site.
<br /> Site preparation shall include: Clearing and Grubbing, construction of a temporary driveway
<br /> ' access to Lift Station #33, erection of temporary construction fence and gates. The City will
<br /> perform closure of the pedestrian pathway per the Contractor's schedule.
<br /> Bid Item 7: Dewatering
<br /> Measurement and Payment: Lump Sum (LS)
<br /> Measurement for dewatering will be based on the percentage of total Work complete, by dollar
<br /> value, at the time of measurement.
<br /> Payment for dewatering will be made at the measured percentage amount for the pay period times
<br /> the lump sum amount bid. Said payment shall be complete compensation for a complete
<br /> dewatering plan, all labor, materials, equipment including dewatering wells and pumps, trench
<br /> sumps and pumps, discharge treatment and conveyance etc. required to complete this item of
<br /> ' Work in conformance with Contract Documents. Geotechnical and groundwater information related
<br /> to recent construction of sewer Lift Station #33 is presented in the Appendices. An existing
<br /> dewatering well in the area of the work is available for the contractor to utilize. Discharge of pumped
<br /> ' dewatering water may be into the City sewer or storm drainage systems in the immediate vicinity
<br /> SEI to SRI Intertie, SRO8 Rehab Division B—BID ITEM DESCRIPTIONS WO No.—UP3714
<br /> SP-13
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