The effluent outfall diffuser system consisted of fifty-five FRP lined shafts connected to a concrete diffuser heads. The diffuser heads were placed into dredged pockets that were armored with riprap. These diffusers are located in 110 feet of water, with shaft that are 250 feet deep.
Deere & Ault Consultants, Inc. staff helped the construction management team and had an active role in all aspects of the work including drilling, dredging, grouting, riprap placement, offshore surveys, underwater concrete repair, onshore construction, and onshore preassembly.
Deere & Ault’s staff was also involved in the planning for making the underground connection to the Outfall Tunnel.