Dull Knife Dam Rehabilitation 

Location: Buffalo WY

Owner: Dull Knife Irrigation District

Engineer: Tetra Tech 

Big Sky Civil Constructors was contracted in September of 2017 to rehabilitate the spillway, outlet works, and embankment of the Dull Knife Reservoir. The spillway consisted of 32 mass concrete steps, structural concrete labyrinth weir, and structural stilling blocks.