The deadly collapse of the Children’s Hospital of Philadelphia’s parking garage Wednesday started with something common in ...

BENTS EYED Vault during a troubled construction phase, when columns of concrete bents were reinforced. (Photo courtesy of Eiffel/Laubeuf) Construction problems with supports of the vaulted concrete ...

Q. My garage roof is leaking and I can’t seem to fix it. It is a concrete block-walled, 2-car garage with a flat, slightly pitched reinforced concrete slab roof that has some hairline cracks that ...

In the dome of the Pantheon in Rome, several construction techniques were used to allow such a bold construction to stand. One concerns the composition of the concrete (in this case, non-reinforced ...

A portion of the concrete roof slab of a second floor flat at the Housing Board colony came down at Davorlim on Saturday morning, exposing the poor quality of the construction.No one was injured. "We ...

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 ...