Ohio Department of Transportation (ODOT) · Construction & Material Specifications
Section 208 — Rock Blasting
Ohio Construction & Material Specifications, Section 208. Full text, cross-references and related pay items on BuildSpec.
ITEM 208 ROCK BLASTING 208.01 Description. This work consists of using production and controlled blasting techniques to fracture rock or shale and to construct stable final rock cut faces. Controlled blasting refers to the controlled use of explosives and blasting accessories in carefully spaced and aligned drill holes to produce a free surface or shear plane in the rock along the specified excavation backslopes. Controlled blasting techniques include presplitting, cushion blasting, and sliver cut blasting. If the designed cut slope is steeper than 1:1 and deeper than 5 feet, use controlled…
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