Harris Bayou Flood Control Structure Rehabilitation

Contractor to make various repairs, replacements and updates to the Harris Bayou Spillway water control structure. This structure includes two solar-charged radial overshot gates powered by a battery bank. It can be manually or remotely operated as needed for flood control discharge from Lake Harris to Lake Griffin in Lake County, FL. 1. Gates and Seals a. Mobilize. b. Install stop log assemblies (by District). c. Dewater gate bays for access and inspection. d. Pressure wash exterior components and surfaces. e. Provide and install lower new gate hinge gaskets. f. Provide and install new J seals. g. Lubricate seals and rubbing plates. h. Install gate-mounted position pointers (by District). i. Install wall-mounted staff gauge numbers (provided by District). j. Reattach flex conduits. 2. Gate Motors and Enclosure Boxes a. Pressure wash and repaint drum covers. b. Replace eyelets. c. Clean and repaint motor areas. d. Install and adjust four rotary limit DC switches. e. Install gate motors (provided by District). 3. Batteries and Cabinet a. Replace enclosure latching mechanism. b. Clean and repaint housing. c. Replace housing gasket. 4. Start Up and Testing a. Test gate operation in dewatered condition. b. Remove stop logs. c. Retest gate operation. d. Demobilize.

Dam/Tunnel, Renovation.

Division 02 -	Existing Conditions, Subsurface Investigation.
Division 31 -	Earthwork, Site Clearing, Grading, Excavation and Fill, Subgrade Preparation, Excavation, Erosion and Sedimentation Controls, Shoring, Tunneling and Mining, Tunnel Excavation.
Division 33 -	Utilities, Storm Drainage Utilities, Ponds and Reservoirs.