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View Full Version : 4X12 beam, is OK to span 21 feet?

Vic Tor
Dec 5, 2012, 05:27 PM
SINGLE FAMILY One story building in City of LA 's Building code, is it OK to span 4 X 12 Beam to have a span of 21 Feet.
ma0641
Dec 5, 2012, 08:21 PM
What type of beam -solid, laminated? What kind of roof structure? Stick or truss? Across the gable or with the gable?