The angle, measured from the principal axis of the intensity of a light source, at which the light source cannot

A beam which transmits an axial load as well as a transverse load.

1. A ceiling, usually of wood, made in imitation of exposed floor beams with the flooring showing between. 2. The

A face brick which is used to bond to a poured-in-place concrete lintel.

A rod which provides support for steel reinforcement in formwork for a reinforced concrete beam.

1. Boxing-in or covering a joist, beam, or girder to give the appearance of a larger beam. 2. Strips of