WAC 246-359-350
Roof connections for concrete masonry units
(CMU). (1) Framing members must bear on a two-inch nominal
thickness pressure treated plate anchored to the CMU wall with
one-half inch diameter bolts. The anchor bolts must be spaced at
maximum of six feet on center and a minimum of twelve inches from
end of each plate member, and must be embedded into the top of
the wall bond beam a minimum of four inches.
(2) Each roof framing member must be secured to the treated
plate by installation of a metal tie as approved by the
department.
[Statutory Authority: RCW 70.114A.081. 99-03-065, §
246-359-350, filed 1/18/99, effective 2/18/99.]