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2013-0191 Ching & Chang garage3.pdf City of Edmonds PLAN REVIEW COMMENTS BUILDING DIVISION (425) 771-0220 DATE: July 30, 2013 TO: Jonathan Richards jonathan_59@hotmail.com FROM: Chuck Miller, Plans Examiner RE: Plan Check: BLD2013-0191 Project: Ching/Chang garage Project Address: 17134 Talbot Road During a review of the plans for the above noted project, it was found that the following information, clarifications or changes are needed. Please provide written responses as to where the changes can be found on the plans, cloud all changes on the revised plans, and submit the revised plans/documents to a Permit Coordinator. Previous items that recur on this list appear in italics. Thank you. On page A6.0: 1.Roof Plan - Clarify the callout for the 5-1/8x10-1/2 GLB to be used to support the roof trusses. Using the typical roof truss layout for a hip roof, a hip-master located 8 feet from the building corner will result in a point load over the beam. Under this condition, the beam appears to be over spanned and deflects beyond that allowed per Table R301.7. Provide beam calculations supporting the designated member with loads reflecting the actual construction/truss orientation. If a GLB, provide the design, species, and lay-up in the response. Resubmittal response dated 7- 19-2013 – The hand-written depiction of the loads supported by ‘Beam H1’ – 5-1/8x10 24F-V4 GLB are different than that entered in the ‘ConstructionCalc’ wood beam calculator. It appears that the live and dead loads for the ‘Partial Load D’ section have been entered as the live loads for each of the partially loaded sections, and the live and dead loads for the ‘Partial Load E’ section have been entered as the dead loads for each of the partially loaded sections. While the result is a greater than actual load on the ‘Partial Load D’ section (0-4 feet), the far lower than actual load on the ‘Partial Load E’ section (4-16 feet) results in an over spanned beam being approved. Also, the unconventional girder truss placement results in a larger ‘Partial Load E’ section and a larger beam to support the load.