Rockaway waste water treatment plant level 1 bnr upgrade, Queens, NY


EWF was responsible for structural design, drawings and specifications for 16 new baffle walls and platforms to support new invent mixers. In order to develop new plans, details and specifications, EWF gathered, for 16 new baffle walls and platforms to support new invent mixers. In reviewed and analyzed existing data, basic design criteria and parameter.
All existing plans, details, sections and specifications were upgraded and refined to properly convey the intent of the design.
The work included the structural calculations and production of drawings and specifications for the following:

  • 16 new reinforced concrete baffle walls (one baffle wall per pass opf the aeration (basins)
  • 16 platforms constructed of aluminum to support hyperbolic type mixers
  • Concrete repair work for the aeration tank including expansion joint replacement, removing rusted rebar and repairing damage concrete, using Sika products.