Construction Innovations at Dworshak Dam

by Edward E. Hershberger, Project Engr. and Project Mgr.; Dworshak Dam Constructors, Orofino, ID,

Serial Information: Journal of the Construction Division, 1974, Vol. 100, Issue 3, Pg. 303-318

Document Type: Journal Paper


Innovations in construction of a large concrete gravity dam include underground crushing chamber, multiple parallel track cableways, long span luffing cableway, conveyor placement of concrete, water reducing admixture, self-raising forms, precast galleries, sloping stationary and slip forms, testing of horizontal construction joint treatment and concrete placement methods, two-way flow control for concrete after-cooling and repair of diversion channel while passing full river flow. Short descriptions are given as an aid in solving future construction problems.

Subject Headings: Cables | Concrete dams | Concrete admixtures | Underground construction | Infrastructure construction | Innovation | Dams | Concrete construction

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