Support reinforcement with chairs or precast-concrete bar supports ... from the specified location. For slab thicknesses 12 inches or less, the concrete cover tolerance is - 3/8 inch measured ...

The California Department of Transportation (Caltrans) has specified precast concrete pavement slabs for one of the largest projects of this type in North America, the Pavement and Slab ...

This report covers the scope, size, disposition and growth of the ... Industry products include precast concrete slabs and panels, building boards, roofing tiles, railroad ties, posts, poles, ...