When retrofitting bridges, builders add alternating layers of concrete and steel to vertical supports. The concrete provides _____ and the steel provides _____.

Answer :

The concrete provides STRENGTH and the steel provides FLEXIBILITY. Both materials work in a concerted manner.

Concrete and steel in construction

Concrete and steel are fundamental construction materials that work in a concerted manner.

In a building, steel provides tensile strength, whereas concrete provides compressive strength.

Concrete is a material composed of aggregate (sand and gravel) bonded together by cement and water.

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