The concrete slab can be thought of as the wearing cap for the building pad and base course. A well compacted and smooth subgrade is critical to a successful slab. Slab formwork, jointing details, ...

DEAR TIM: My concrete driveway has eight large slabs. The driveway slopes down from my garage to the street. The straight-line gaps between the slabs has enlarged, and some cracks are as wide as 2 ...

Question: We have a project nearing completion where we prepped for a 3.5-inch thick floor slab. We ordered and placed enough concrete to justify the measurements and now the homeowner is debating the ...