Search results for: cutoff wall

: A new and complete 1,640 feet + long, 2 feet minimum thick, concrete cutoff wall through the embankment and into the foundation rock.

The structural height of 427 feet is measured from the bottom of a structural depression located approximately 170 feet upstream of the cutoff wall to the new top of dam at 1,257 feet NGVD29. The dam is 1,600 feet wide at the base, 25.5 feet wide at the crest, with a design crest elevation of 1,257 feet NGVD29. A concrete seepage cutoff wall extends from the crest into bedrock in the core of the dam.

Provide all management, tools, supplies, parts, materials, equipment, transportation, and trained labor necessary for the engineering, and construction of hydraulic structures from materials that can include, but are not limited to, soil cement, concrete, riprap constructed from rock gradations up to R7400 (see Gradation charts in appendix), sheet piling, seepage cutoff walls, culvert installation, underwater excavation and rock placement, and relocation

Description Quantity Units Unit Price Total Price 1 103.15 Imported Bedding and Haunch Materials (Type A) (Crushed Rock) (Includes haul and disposal of unsuitable excavated material) (Includes furnishing and placement of cutoff walls every 200' per Section 103.10) 2,100.