(1) The engineering analysis must show that the structural design meets the requirements of this chapter.
(2) An engineering analysis must be conducted according to accepted engineering practices and must be signed by a professional engineer or architect licensed in Washington state.
[Statutory Authority: RCW 43.22.340, [43.22.]355, [43.22.]360, [43.22.]432, [43.22.]440 and [43.22.]480. 96-21-146, § 296-150F-0340, filed 10/23/96, effective 11/25/96.]