Builders in Sudbury and elswhere in northern Ontario are focusing on slab-on-grade construction to give more housing options ...

The condition and preparation of the sub-grade is important. If there is ground settlement or frost heaving due to lack of water drainage under slabs, the resulting concrete stresses can cause cracks.

A recent project for the University of Alabama's Department of Science and Engineering exemplifies Birdwell & Associates' confidence, ambition and talents in concrete construction. The floor was ...