Project Profile:

Manassas Water Treatment Plant
Improvements


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Basic Information

Owner: City of Manassas, Virginia

Engineer: Gannet Fleming

Approximate Contract Value: $5,200,000

Completion Date: July 2010

Project Type: Water Treatment Plant Improvements


Project Description

The City of Manassas, VA has contracted American Contracting to upgrade the water treatment plant’s filtering capabilities through the addition of several new chemical storage and feed setups.  The goal of the project is to be able to handle the increasing water demand over the next 30 years.

Project highlights include:
  • Installation of six chemical tanks and one carbon silo
  • Four sedimentation basins renovated and reconfigured to operate with a new sludge-vacuum system
  • Twelve existing filter replacements
  • Construction of a chemical feed/metering vault to allow for additional feed and monitoring points in effluent water
  • Replacement of 24 old hydraulic valves with new electric operated valves
  • Numerous piping, architectural, and safety upgrades
The Manassas Water Treatment Plant serves the City of Manassas, parts of Prince William County and Manassas Park with drinking water. 

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