(a) All windows and door opening shall have studs doubled on jambs. The inner stud shall be cut to receive the lintel or header over the opening and shall extend in one piece from lintel or header to bearing.
(b) Lintels or headers over all openings shall be doubled and shall be set on edge. Spans for lintels or headers shall not exceed the following for sizes given.
Spans up to 4 feet: two 2 x 4's
Spans 4 feet to 5-1/2 feet: two 2 x 6's
Spans 4-1/2 feet to 7 feet: two 2 x 8's
Spans over 7 feet to 8 feet: two 2 x 10's
Spans over 8 feet to be designed for required loading.
In lieu of lintels, adequate trussed construction may be used.
Spans over 8 feet must have a double jack under each side of the header.
(Ord. 42-1981. Passed 2-23-81.)