Laserfiche WebLink
PORT OF EVERETT <br />14� STREET BULKHEAD REPLACEMENT <br />SECTION 02371 <br />TEA�ITPORARY EROSION AND <br />SEDIMENTATION CONTROL <br />Provide sandbags at 2.5 feet spacing and tie the sand bags together with <br />rope on slopes greaterthan 3:1. <br />4. Minimize driving stakes through plastic. <br />C. Diversion S�vales and Bernis: Construct in a manner to intercept, divert, and <br />cliannel runoff to grit chambec Plan locations are schematic. Field adjust, move, <br />and reconstruct as necessary during construction to rnaintain drainage to grit <br />chamber and allow construction to proceed. Provide rock check dams at <br />maximum 100-foot spacing. <br />D. Rock Check Dams: Construct to direct drainage flows through rock. Larger <br />flows may flow over top. Raise rock elevations at side of check dams to prevent <br />drainage around ends. Provide splash pad on downstream side to prevent <br />scouring from high flows or overtopping. <br />L� <br />F <br />G. <br />H. <br />Mulch: Mulch exposed soils not protected by other means with straw mulching. <br />Provide continuous covering minimum 2 inches thick. <br />Temporary Sump, Pump, Power, and Piping: <br />?, <br />� <br />Provide sumps, pumps, power, and piping required to collect and convey <br />stormwater and groundwater to treatment and dischazge or to grit chamber <br />and to discharge combined sewer system. <br />Ensure that size and capacity of receiving pipe will prevent overflow and <br />not allow untreated water to leave Site untreated. <br />Provide spare pumps, power supplies, and parts required to ensure <br />continuous operation of system. <br />Inspect, maintain, and clean system to ensure proper operati.,n. <br />Giit ChamUer: Construct per Ciry of Everett requirements. <br />Turbidity (Silt) Curtain <br />3. <br />4. <br />CIP No. 2-0-002-01 <br />Install continuous barrier between receiving water and area disturbed by <br />construction. Provide complete loop around work area or terminate ends <br />of curtain against shore. <br />Maintain, move, relocate and adjust ba�. �e: as construction progresses. <br />Comply with manufacturer's install�tiun and maintenance <br />recommendations. <br />Provide continuous seal at joints with adjoining curtains. <br />02371 - 7 <br />Project No. MR-NM-2005•Ol �� <br />/ <br />