LocationWhite Plains, Charles County, Maryland
MarketPump Stations
PUMPING EQUIPMENT, GENERATOR, GRINDER, INSTRUMENTATION, CONTROLS, AND BUILDING MODIFICATIONS.
Johnston Construction Company
- Johnston Construction Company performed the St. Charles Pumping Station 3B Equipment Upgrades project for St. Charles Community, LLC in Charles County, Maryland.
- The project included upgrades to the existing Pumping Station 3B facility, including new submersible pumps, variable frequency drives, emergency generator, sewage grinder, instrumentation, controls, electrical work, and building modifications.
- JCC’s scope included furnishing and installing two submersible pumps with associated VFDs and retrofit breakers, one emergency generator with day tank and load connection box, one 10 MGD sewage grinder with controls, new instrumentation, and related control panel modifications.
- The work included building modifications, roofing repairs for the new exhaust thimble and exhaust pipe, ductwork modifications for the new generator installation, painting of generator exhaust piping, and touch-up of affected work.
- The project required temporary generator backup power while the permanent generator replacement was ongoing, along with new generator conduit and wiring, load connection box connection, and equipment grounding.
B & R Electrical Contractors
- B & R Electrical Contractors performed electrical work for the St. Charles Pumping Station 3B Phase 2 Upgrades project in Waldorf, Maryland.
- The project included electrical support for upgrades to the St. Charles Communities Pumping Station 3B wastewater pumping station.
- BRE’s scope included electrical demolition, conduit, wiring, electrical connections, VFD installation, instrumentation installation, grounding, electrical permitting, testing, startup, and record drawings.
- Major demolition work included demolition of existing generator feeders and demolition of the existing load connection box with feeders.
- BRE disconnected and reconnected the fuel tank and motor-operated dampers on the west side wall at the fuel tank.