SCOPE OF WORK: a) Mobilization. b) Hawthorne Basin work includes demolition of the existing gravel road, riprap drainage channel, down drain termination structure, and clearing and grubbing. Following demolition, the Hawthorne Basin will be excavated and a concrete lined earthen embankment, spillway, skimmer, outlet structure, and culvert will be installed. A new 36" HDPE down drain, inlet protection, and Type 2 energy dissipater will also be installed at a location further upstream of the basin. A new Type 2 energy dissipater will also be installed at the termination of the existing 36" CMP down drain. c) West Basin Skimmer/Pump System includes installation of a floating pump/skimmer with driven piles, diesel generator, and gravel staging pad. d) East Basin expansion work includes removal and salvage of the existing Type 2 energy dissipater, metal down drain flume, and a section of a 36" CMP storm drain; demolition of the existing standpipe, trash rack, and clearing and grubbing. Following demolition, the East Basin will be expanded and the Type 2 energy dissipater and metal down drain flume will be re-installed. A new outlet structure and skimmer will also be installed. e) Areas identified as erosion control areas will be stabilized with vegetation through soil preparation and application of hydraulically applied stabilizers (hydroseed and hydromulch). Straw wattle slope interruption devices will also be installed. f) Grade, moisture condition soil, and apply hydro-seed and hydraulic mulch in disturbed areas at Project Close-Out as indicated on Construction Drawings. g) Contract close-out and de-mobilization Online Q&A No
Pre-Bid Meeting No Bid Bond 10.00% Payment Bond 100.00% Performance Bond 100.00%
Project Duration 120 Working Days
Liquidated Damages $1,000 Per Day License Requirements A
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