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Gross Dam Works

   
Details
Location:

USA

State:

Colorado

Client:

Denver Board of Water Commissioners

Highlights:

Difficult canyon access

High environmental sensitivity

Heavy lift-crane requirements

Dam concrete demolition and excavation

Fabricated steel outlet pipe

Large reservoir regulating gates and valves

Project Overview

Dam renovation project.  Features concrete demolition to construct 65 ft. long access adit to existing gallery in concrete dam; partial demolition of existing auxiliary power outlet building; removal of 42" outlet control valve and piping and replacement with 24" jet-flow valve; and construction of new concrete energy dissipation structure. Work is located midway down steep left abutment on 340' high concrete gravity dam, in pristine mountain canyon environment. 

Technical Details:

Type of Dam: Concrete gravity
Height: 340 feet; 104 m

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