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 PROJECTS 

LA PRELE DAM

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LA PRELE DAM DEMOLITION PROJECT
2025

LOCATION:  Douglas, WY

OWNER:  La Prele Irrigation District

ENGINEER:  RESPEC Company LLC, and HDR, Inc

Big Sky Civil Constructors, Inc. and Montana Civil Contractors, Inc. as a Joint Venture was awarded the contract for the La Prele Dam Emergency Demolition. This project entails demolition of a 135-foot tall Ambursen-style Slab and Buttress dam dating back to 1909. Scope includes site preparation, dam removal by mechanical demolition, management of existing utilities, care of water, erosion and sediment control, and site restoration.

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GALLERY

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