Correspondence 15350 S.W. Sequoia Pkwy., Suite 300 G ✓ j S Pk' 1 5O
P ACTRUB T Portland, Oregon 97224
Pacific Realty Associates, L.P. 503/624 -6300 Facsimile: 503 /624 -7755
MEMORANDUM
Date: August 21, 2007 6 u � "' P.1,00 d0
1-/Lo
To: Dan Nelson
City of Tigard Building Department
For: IBC Code Analysis - Westlake Consultants TI
Pacific Corporate Center, Building 7
Portland, OR 97224
To facilitate current and future tenant improvement construction work, the following code
analysis shall demonstrate how this building, which was built under the UBC as a type V-
N structure, will figure as an IBC type III -B.
Chapter 3 — Use and Occupancy Classification; the building will be figured as a B
occupancy, with subsidiary A -3 and S -2 uses. The A -3 by size and occupancy fits into
the B group.
Chapter 4 — Special Detailed Requirements based on Use and Occupancy Classification
—N /A
Chapter 5 — General Building Heights and Areas as well as Non - Separated Uses; single -
story; base floor plate equals 19,000 SF (using B as most restrictive). Area increase for
fire sprinklers adds 300 %. Further increase of 50% of basic area allowed for yard
separations all around. Total is 19,000 SF + 57,000 SF + 9,500 SF for a total of 85,500
SF. Existing SF is 56,710 SF. Non- separated uses allowed.
Chapter 6 —Type of Construction; Type III -B due to non - combustible exterior walls, wood
frame roof system.
Chapter 7 — Fire - resistance Rated Construction; N/A due to type and proximity to other
buildings (Type III -Band 160' yards or greater).
Chapter 8 — Interior Finishes — N/A
• Chapter 9 — Fire Protection Systems; fully spinklered up and down. East portion of
building has a 12,000 SF second story (net 120 occupants). Fire Alarm is required per
907.2.2. Existing fire alarm system in subject space is being supplemented / upgraded
to meet current IBC requirements.
Chapter 10 — Means of Egress, all spaces of a size and occupancy are served by
minimum of two distinct exit pathways. Corridor system in occupancy groups A, B, F
and S where present need not be rated due to fire sprinkler system. East portion of
building has a 12,000 SF second story (net 120 occupants). One stair is enclosed (one-
hour); the other is not per Section 1020.1, exception 1.8 and they are located not less
than one -third the diagonal distance of the second -story space.
P L iST 15350 S.W. Sequoia Pkwy., Suite 300
Portland, Oregon 97224
Pacific Realty Associates, L.P. 503/624 -6300 Facsimile: 503/624 -7755
Chapter 11 — Accessibility; generally building complies as constructed - barrier removal
occurring with each TI. In this case the egress pathways are being redefined to direct
exiting only to those exits that are accessible.
Chapter 12 — 28; N /A.
Chapter 29 — Minimum Plumbing Fixtures; 56,710/200 = 284 occupants / 2 = 142
occupants each sex = 5 T + 3 L required per sex. 15 T + 12 L (women), 10 T + 5 U + 10
L (men) provided.
Chapter 30 — 34; N /A.
End of Memorandum