Why was this F-4 Phantom smashed head-on into reinforced concrete at 500 miles an hour? In 1988, the US government wanted to test how strong reinforced concrete slabs are, so it did an experiment.

Install one-half-inch steel reinforcing bars 2 feet on center both directions in this slab. The steel will look like an empty sheet of graph paper before the concrete is poured.

The maximum allowable water-soluble chloride ion (Cl-) content for differing Exposure Categories in reinforced concrete, percent by weight of cement, is shown below: C0 – 1.00% C1 – 0.30% ...

Roughly two-thirds of the backyard of our new house is covered with concrete slab and so I thought I would go our there and break it up with a sledgehammer in advance of putting in a new garden. The ...

A corrosion-free composite rebar-reinforced floor slab, based on a lab-tested glass fiber-reinforced polymer rebar-specific punching shear equation, which performs like a steel-reinforced slab at a ...

Four reinforced concrete slabs were cast at the M42 Junction 6 site as part of a temporary haul road that will be heavily used by construction vehicles and will be monitored over the works duration.

Engineers in Australia have found a way to make stronger and crack-resistant concrete with scrap carpet fibers, rolling out ...

A large concrete slab at the edge of the Polo Fields in San Francisco's Golden Gate Park is part of an improvement project for the Outside Lands music festival, happening this weekend, Aug. 5 to 7 ...