Lapwai Regional Wastewater Phases “B” & “C” Project

Granite Excavation, Inc. installed 8.5 miles of 10″ Gravity and Pressure Sewer Mains. Part of this project was also installation of a 20′ Deep Lift Station and Valve Vault, pumps and generators for emergency shutdown of the pump station.

Grade and Pave crews performed misc. surface restoration consisting of asphalt paving, 3/4″ road mix roadway shouldering, 12 feet wide access roads and bicycle paths, 6″ vertical curb, and hydro seeding.