Public Jobs

This project will provide the full depth reclamation of the existing roadways with cement treated base and 5 inches of HMA surfacing, as well as the following: Removal and replacement of approximately 100 LF of storm piping; Installation of 2 type 1 catch basins and 1 type 2 grate inlet; Installation of approximately 90 SY of cement concrete driveway and 145 SY of sidewalk.

The Project includes reconstruction of the Town of Coulee Dam’s West Coulee Dam Lift Station. Major elements of work generally include: temporary bypass pumping, demolition of existing facilities, new precast concrete wet well and valve vault, duplex submersible pump system, retrofitting of existing concrete Imhoff tank, electrical and controls, new backup generator, piping and valving, connection to existing force main, earthwork, site improvements and surface restoration, and associated work.

The Project includes construction of the Twisp Ave. Watermain and Collection System Improvements.

Project # 127-38: This project will provide ADA ramp updates in the city’s downtown central business district, adjacent to the planned county chip seal on Main Avenue, and includes the following: • Removal and replacement of 22 ADA curb ramps with associated sidewalk, curbing, and asphalt repairs • Installation of approximately 35 SY of asphalt pavement • Approximately 500 SY of asphalt repair and 870 SY of prelevel

The proposed work generally includes construction of the following: Mobilization and administration; Temporary bypass pumping for duration of construction; Design and furnishing temporary shoring system; Refurbishment of the existing wetwell including: Removal/disposal of all items within the wetwell; Salvageable of existing pump(s) (to be delivered to City shop); Modifications to the wetwell including new top, structural retrofit, piping modifications, access, etc.; Duplex non-clog submersible sewage pump system and appurtenances including piping, guiderails, and level sensors; New pre-cast valve vault and associated valves, meter, fittings, appurtenances, etc.; Electrical equipment, panels, controls, lighting, housekeeping pad, etc.; Emergency standby generator and pad; Site work including concrete slabs and chain link fencing; Replacement of approximately 250 LF of existing 8” sewer force main with new 6” force main. Replacement of approximately 700 LF of existing 8” sewer gravity main with new 15” sewer main. Replacement of three (3) existing manholes and addition of one (1) new manhole. Utility work including locating and reconnecting existing sewer services to new sewer main, relocating Adams County Fire District’s water and sewer services, relocating existing gas service, new gas service, etc.; Surface replacement and restoration including gravel surfacing, HMA, sidewalk, driveways, curb, and landscaping; Subsurface rock removal/disposal; Traffic control; and Erosion control.

The work consists of construction of an approximate 2,200 SF pump station building including site piping and site drainage; interior electrical, piping, plumbing, valves and HVAC; site grading and improvements; approximately 1,100 LF of 8-inch to 14-inch transmission and distribution mains, fire hydrant and eight service reconnections and related pavement and surface restoration.

The proposed work includes furnishing and installing a Nitrate Treatment system, Evaporation Basin and Distribution System Improvements.