Concrete beams for a house support the concrete floor.
A beam spanning 4 meters might be 400 x 200 millimeters with 8 x 12 millimeter rebar. Concrete and rebar should be maximum strength.
Concrete beams for a house support the concrete floor.
A beam spanning 4 meters might be 400 x 200 millimeters with 8 x 12 millimeter rebar. Concrete and rebar should be maximum strength.