Designed a 24” water transmission main interconnect with a 16” Cla-Val flow control valve and vault between two existing parallel Loudoun Water transmission mains. The 30” high pressure water transmission main (HGL 550-450) supplies wholesale water from Fairfax Water via the Dulles North Pump Station or directly from Fairfax Water through the Woodstone vaults. The 24” water transmission main is part of the 538-pressure zone Trap Rock water supply, known as the W&OD Transmission Main.
