PROJECTS

CROW DAM SPILLWAY

Crow Dam Spillway Modification Area 3 2021

LOCATION: Ronan, MT

OWNER: Confederated Salish Kootenai Tribes

ENGINEER: Stantec

Big Sky Civil Constructors and Montana Civil Constructors Joint Venture was contracted in March 2020 to rehabilitate the spillway on the Lower Crow Reservoir. The project includes demolition of the existing concrete spillway, excavation, underdrains, zoned filter material, cutoff wall, mass concrete slabs, construction of a piano key weir, new spillway channel, zoned backfill, riprap, reclamation of the site, and installation of a precast bridge.

GALLERY

ALBION DAM PROJECT

CROW DAM SPILLWAY

HAUSER RETAINING WALL