Over twenty years experience in design of electrical and mechanical systems for Water and Wastewater Facilities (WWF). Employing experienced engineers, Diversified Engineering, Inc. (DEI), has teamed with reputable engineering firms such as Malcolm Pirnie, O’Brien & Gere, Whitman Requardt & Associates and EMA Inc., and BBS to design mechanical and electrical systems for major Water and Wastewater facilities.

These treatment Facilities are for local Governments including District of Columbia Water and Sewer Authority (WASA), the Washington Suburban Sanitary Commission (WSSC) and Baltimore Department of Public Works.
Projects completed include:
  • Improvement to Ft. Reno Pumping Station
  • DC - WASA Blue Plains WWF
  • O&M Manuals
  • Additional Gravity Thickeners
  • Rehabilitation of Sludge Digestion System
  • Sludge Degritting and Grinding Facility
  • Interprocess Piping
  • Process Control and Data Acquisition System D.C. Blue Plains–Phase I, Study–Sub to EMA, Inc.

Gravity Belt Tkickening Facility - Backriver WWTP

Bryant Street Pumping Station - District of Columbia

  • Additional Chemical Systems – Sub to BBS
  • Grit Chamber & RWWP Station 2 Engine Replacement – Sub to David Volkert & Associates
    Bryant Street Pumping Station – Sub to Whitman, Requardt & Associates
  • Primary Treatment Facilities Upgrade – Sub to Malcolm Pirnie
  • Raw Wastewater Pump Station 1 & 2 Upgrades – Sub to Malcolm Pirnie
  • WASA Filtration and Disinfection Facility Upgrades – Sub to Malcolm Pirnie
  • Design Management Sewer System-III (DMSS-III), Multi-year Design Management Services Contract – Sub to Construction Dynamics Group (CDG)
  • Central Operations Building – MEP Design & Assessment – Sub to Austin Spriggs & Associates
  • Central Operation Building – Chiller Replacement
  • Gravity Belt Thickening Facility, Back River WWTP, Baltimore - Sub to Whitman Requardt & Associates
  • Crystal Rock Pumping Station, Germantown, Maryland (Sub to Whitman Requardt & Associates)
  • Chlorination and Dechlorination Facilities, Patapsco WWTP, Baltimore