wide enclosed conveyor, which provides fill dirt at the rate of one
cu yd per second, or one dump truck load every 10 seconds.
He projects the final cost to the city will be $16.59 per
cu yd, including the final disposal of the cake (dewatered solids).
This coastal protection project involves placing about 1.7m
cu yd of beach-fill material immediately north of the Mirlo Beach community in Rodanthe, North Carolina, which suffered severe beach erosion, dune loss and damage in the aftermath of Super Storm Sandy in 2012.
The addition rate was 1.5 lb of fiber per
cu yd of concrete.
Materials used were 290
cu yd of concrete; 70
cu yd of shotcrete; 35,000 lb of reinforcing steel; 8,500 sq ft of steel diaphragm; 40 mi of prestressing steel; 14 precast concrete wall panels; and 24 precast concrete dome panels.
The pump station structure, gravity drain, inlet, and outlet structures have required 85,000
cu yd of excavation and 7,800
cu yd of concrete.
Its total cap system required 260,000
cu yd of fill material.