Valley Landfill Pump Station Upgrades

Johnston Construction Company

• Johnston Construction Company served as Prime Contractor for the pump station upgrades at Waste Management’s Valley Landfill in Irwin, Pennsylvania.
• Furnished and installed a 50 HP Grundfos CR90-3-1 pump rated for approximately 425 GPM at 300 feet of head, complete with a new grout base and anchor bolts.
• JCC furnished and installed a second 25 HP Grundfos CR90-2-2 pump rated for approximately 325 GPM at 275 feet of head, along with a new sump pump serving the upgraded facility.
• Installed a 7.5 HP Kaeser compressed-air system rated for 125 psi with an integrated refrigerated dryer and approximately 80 feet of Schedule 40 black-steel air piping.
• Installed seven pneumatically actuated valves, seven stainless-steel wafer-style check valves, and five manually operated butterfly valves in multiple process-piping sizes.