Specifications include, but are not limited to: 1) The South WWTP has three chlorine contact basins (CCB) and each basin has an existing influent gate used for isolation. Specific improvements include the following for the CCB Influent Gates 1, 2 and 3: a. Removal of existing sluice gate F104 and installation of a new sluice gate F104 upstream in the influent channel. b. Removal of existing sluice gate F105 and installation of a new sluice gate F105 upstream in the influent channel. c. Removal of existing sluice gate F100, construction of a new concrete wall downstream of the existing gate and installing a new sluice gate F100 on the new wall. d. Replacing the manual crank of all three gates with an electric actuator with the ability to control the gates remotely. e. Associated structural, mechanical, electrical, instrumentation, and controls improvements.