ABOUT | CATEGORIES | Worlds of David Darling | ADVERTISING | CONTACT

A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z   entire Web this site beam One of the principal horizontal wood or steel members of a building. In roof construction a beam is a transverse, horizontal timber. In the body of a building a beam is main horizontal member supporting floor or ceiling joists. A dragon beam is set diagonally and projecting at the corner of a building to support the joists of a jetty on two adjacent sides. Related category    • BUILDING AND ARCHITECTURE Also on this site: Encyclopedia of Science Transport Concepts & Designs (partner site) BACK TO TOP