20060810100628.pdfEDS
City of Edmonds
O
Uell
i' PLAN REVIEW COMMENTS.
BUILDING DIVISION
(425) 771-0220
DATE: August 10, 2006
TO: Warren LaFon
'Warrenlafon@earthlink.net'
FROM: Ann Bullis, Assistant Building Official(,
RE: Plan Check # 2006-0854
Project: Harbor Sq. Athletic Club -- Replace existing membrane structure over tennis courts
Project Address: 160 West Dayton St.
1. See attached structural comments from City consultant.
Please resubmit 3 sets of revised plans and calculations, including written responses to each comment, to
Theresa Umbaugh, Permit Coordinator.
M E M O R A N D U M
Project: Dome Replacement
To: Theresa Umbaugh
COMPANY: City of Edmonds
FROM: Doug Heit PIE
SUBJECT: Structural Review comments
PROJECT NO.: 0601-E
DATE: 03 Aug 2006
TOTAL PAGES: 1 of 1
REVIEW COMMENTS:
1) The Construction Documents shall show the following information in accordance with IBC 2003
Section 1603:
a) Ground snow load
b) Flat roof snow load
c) Snow exposure factor
d) Snow load importance factor
e) Thermal factor
f) Wind importance factor and building category
g) Seismic importance factor
h) Ss and S1
i) Site class
j) Sds and Sd1
k) Seismic design category
1) Basic seismic force resisting system(s)
m) Design. base shear
n) Seismic response coefficient Cs
o) Analysis procedure used
2) Sheet A-1 states that the IBC 2003 seismic zone is III. However, IBC 2003 is not classified by
seismic zones.
3) A-1 states that the wind. exposure is B. However, the calculations indicate exposure "C".
Please coordinate the drawings and calculations.
4) Roof/wall system component structural calculations, drawings, and specifications shall bear the
stamp of a qualified Washington state professional structural engineer.
5) Roof/wall system component engineering shall include consideration of new double service
door at the north end.
6) The. calculations indicate 1643 pif maximum design vertical uplift load per side. The existing 4'-
6" x 1'-6" grade beam, however, weighs about 980 plf. Please clarify uplift load resistance, and
verify conformance with IBC 2003.
7) If the existing restraint cables are being reused, confirm that the cables and connections are
suitable for re -use from a loading and corrosion standpoint.
8) Provide letter or report from a licensed mechanical engineer to evaluate auxiliary inflation
system for conformance with IBC 2003 3102.8.1.
End of Review.
COPY:
WJA DESIGN COLLABORATIVE 1736 FOURTH AVE. &, SuITE A SEATTLE, WA 98134 T 206.254.2570 F 206.254.2571
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