Broward County
Owner Reference: W912EP25Z0004
Bid Date: 11/15/2024 at 02:00pm
Trades: CGC - *General Engineering Contractor GEC: Engineering & Infrastructure Building; Opportunities for Subcontractors
237990 - Other Heavy and Civil Engineering Construction. Comprehensive Everglades Restoration Plan, Broward County Water Preserve Areas, Contract 2, C-11 Impoundment and Mitigation Area A, Broward County, Florida. The Broward County Water Preserve Areas (BCWPA), Contract 2 project consists of a portion of the overall C-11 Impoundment project. Contract 2 consists of construction of dam and levee embankment, a mitigation area, water control structures, environmentally sensitive area (ESA) systems, lake backfill, drainage conveyance, ancillary features, and associated clearing, grubbing, planting, borrow, and material processing. Contract 2 is the second of three construction phases (combined with Contract 2.1 and future Contract 3) to complete the overall C-11 Impoundment component of the BCWPA project. The overall completed C-11 Impoundment will be an above-ground earthen reservoir targeted to have a total storage of 4,600 acre-feet with an effective interior area of approximately 1,053 acres and a normal pool water storage depth of approximately 4.7 ft. The Contract 2 dam embankment (D-511) will have an approximate height of 15ft (crest elevation of 18.8 ft NAVD88). The Contract 2 portion of D-511 embankment will include roughly 4,800 ft of slurry wall along the southern alignments between stations 111+00 to 146+00 (east) and stations 204+00 to 218+00 (west). The slurry wall will be 41 ft tall (EL 6.0 ft NAVD88 to EL -35.0 ft NAVD) with a typical width of 2.5 ft. The proposed Mitigation Area ‘A’, is located north of the impoundment. It will 113 acres of wetland marsh. Water levels within the mitigation area will fluctuate approximately 1.0 ft above average ground elevation (5.3 ft NAVD88). The levees surrounding the mitigation area will have an approximate height of 3 ft (crest elevation of 7.3 ft NAVD88).
Ligaya Lowe
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Owner: US Department of the Army (USACE) FL
Published 10/19/2024 on Construction Bid Source
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