Correspondence hork III +
August 4, 2003
CITY OF TIGAR®
OREGON
Firestop Co.
9384 SW Tigard Street •
Tigard, OR 97223
RE: WESTLAKE CONSULTANTS, FIRE SPRINKLER SYSTEM
Project Information
Building Permit: BUP2003 -00457 Construction Type: NA
Tenant Name: Westlake Consultants, Inc. Occupancy Type: B
Address: 15115 SW Sequoia Parkway, Suite 15 Occupant Load: NA
Area: NA Stories: 3
Hazard: Light
The plan review was performed under the State of Oregon Structural Specialty Code (OSSC)
1998 edition; and the Tualatin Valley Fire & Rescue Ordinance 99 -01 (TVFR99 -01) 1999
/ ,. edition. The submitted plans are approved subject to the following.
1. A key box shall be installed within 20 feet of the riser room entrance. The bottom of
the key box shall be not less than 8 feet nor more than 10 feet above the walking
surface unless approved by the Fire Chief 902.4.2 TVFR99 -01 Contact TVF &R for
keybox at 503- 612 -7010
1. A supply of spare sprinklers (never less than 6) shall be maintained on the premises
so that any sprinklers that have operated or been damaged in any way can be
promptly replaced. These sprinklers shall correspond to the types and temperature
ratings of the sprinklers in the property. Standard 9 -1, section 2 -2.7.1 OSSC .
2. A special sprinkler wrench shall be provided and kept in the cabinet along with the
spare sprinklers to be used in the removal and installation of sprinklers. Standard 9 -1,
section 2 -2.7.2 OSSC
3. A minimum of 18 inches shall be maintained between top of storage and ceiling
sprinkler deflectors. The distance ihaTe6 riaseLe) 36:nches for large drop
sprinkler heads. Standard 9 -1, section 1 -4:1.6 and 443: 0SSC • 4. Sidewall sprinkler deflectors shall be located not rpore tan 6 inches or less than 4
inches from walls and ceilings. 5t$naatd 9-2,' secgon 44.23.E OSSC
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13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -0171 1)D ( 684•2772 ; -.
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5. Clearances shall be provided around all piping extending through walls, floors,
• platforms and foundations. Minimum clearance for pipe sizes 1 inch through 3 %2
inches shall be not less than 1 inch. Minimum clearance for pipes 4 inches and larger
shall be 2 inches. Standard 9 -1, section 4- 5.4.3.4
6. Monitoring, Section 904.3.1 OSSC All valves controlling the water supply for
automatic sprinkler systems and all water flow monitoring devices shall be
electrically monitored where the number of sprinklers are;
• Twenty or more in group I, Divisions 1.1 and 1.2 Occupancies.
• One hundred or more in all other occupancies.
7. An approved audible sprinkler flow alarm shall be provided on the exterior of the
building in an approved location. An approved audible sprinkler flow alarm to alert
the occupants shall be provided in the interior of the building in a normally occupied
location. 904.3.2 OSSC
Approved Plans: 1 set of approved plans, bearing the City of Tigard approval stamp, shall
be maintained on the jobsite. The plans shall be available to the Building Division inspectors
throughout all phases of construction. 106.4.2 OSSC
When submitting revised drawings or additional information, please attach a copy of the
enclosed City of Tigard, Letter of T . smittal. The letter of transmittal assists the City of
Tigard in tracking and processing < ocuments.
Respectful
Brian Bla . ck,
Senior ' .1 Examiner
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