Poolesville WWTP – Belt Filter Press Replacement

Johnston Construction Company

• Johnston Construction Company served as Prime Contractor for replacement of the sludge-dewatering belt filter press at the Poolesville Wastewater Treatment Plant.
• Removed and disposed of the existing 1.5-meter Roediger belt filter press, including associated electrical panels and appurtenances.
• JCC furnished and installed a new 1-meter belt filter press system complete with control panels, motors, starters, instruments, pumps, and associated equipment required for a fully operational installation.
• Installed a complete sludge-conditioning and dewatering system incorporating a gravity drainage section, pressure section, belt alignment and tensioning system, and belt-washing system.
• Prepared the equipment base for the new press in the location of the existing unit and modified the existing sludge cake discharge chute serving the roll-off box below.