(a) All trusses with a three-twelfths to seven-twelfths pitch shall be designed to support a top chord live load of twenty-five pounds per square foot, a top chord dead load of ten pounds per square foot, and support on the bottom chord of a dead and live load of ten pounds per square foot.
(b) Trusses shall be rigid frames, the stresses of which are capable of mathematical or graphical determination. All compression members and tension members shall be designed and joined in a manner that will properly transmit all stresses at the joint without exceeding the working stresses of this Building and Housing Code. All joints in trusses shall be provided with steel straps, plates, fish plates or plywood gussets glued and nailed or bolted in a manner that will properly transmit the stresses through each joint. All trusses must be properly secured with an approved metal fastener and proper lateral support given to all trusses.
(Ord. 42-1981. Passed 2-23-81.)