2008-0956 Columbia Rim Mechanical.pdf
City of Edmonds
PLAN REVIEW COMMENTS
BUILDING DIVISION
(425) 771-0220
DATE: January 5, 2009
TO: Mike Dawson
PO Box 1823
Lynnwood, WA 98046
FROM: Leif Bjorback, Assistant Building Official
RE: Plan Check: 2008-0956
Project: Columbia Rim Warehouse Mechanical
th
Project Address: 8128 240 St SW
During 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, and submit revised plans/documents to Theresa Umbaugh, Senior Permit
Coordinator. Thank you.
1.Please provide manufacturerÂ’s specifications for furnace. Also, clarify the fuel source for
the furnace, as the note above the Window Schedule indicates a forced air natural gas
mechanical heat system. This review has assumed an all-electric heat system.
2.Complete and submit the Washington State Non-residential Energy Code compliance
form for Mechanical systems. This form can be found online at www.neec.net/resources.
3.Show the location of supply and return air plenums (main trunk lines) clearly on the
plans. It is not clear on the plans how/where these are to be installed.
4.This building is classified as Type 5A construction, and requires protection of any
penetration by duct or diffuser through a fire rated assembly. How are the diffusers and
exhaust fans going to be mounted? If they penetrate any ceiling membrane, they will
need a radiant ceiling damper shown on the plans, and manufacturerÂ’s specifications
need to be submitted for review. IBC 716.6.2. If they penetrate a fire-rated wall, they
will need a fire damper as per IBC 712.3.
5.Show the locations of all outdoor air inlets and exhaust outlets, their proximity to each
other and to property lines, building openings and height above grade, as applicable.
6.Show flexible ducting that supplies 200 cfm as 12 inch diameter, not 8 inch. VIAQ Table
3-5.
7.Please indicate individual thermostatic controls for each floor level with in the office
space. WSEC 1412.1
8.Please show on the plans the location of the outdoor unit. This unit may be subject to
screening or other requirements based on its location.