Correspondence OFFICE COPY
July 15, 2004 6'
CITY OF TIGARD
Jim Bayne OREGON
AFP Systems, Inc.
19435 SW 129
Tualatin, OR 97062
RE: FIRE SPRINKLER SYSTEM FOR ADDITION OF NEW AUDITORIUM
Project Information
Site Permit: BUP2004 -00165 Construction Type: V - 1HR
Tenant Name: SW Church of Christ Occupancy Type: A2.1
Address: 9725 SW Durham Road Occupant Load: 940
Area: 8,692 Sq Ft Stories: 1
Sprinklers: In -lieu of 1HR Construction 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.
FLUSHING
The fire service mains shall be completely flushed before connection is made to the sprinkler
piping. The flow rate shall not be less than the hydraulically calculated water demand of the
system including any hose requirements. Standard 9 -1, section 8 -2.1 OSSC
HYDROSTATIC TESTING
All interior piping shall be hydrostatically tested at 200 psi and shall maintain that pressure
without loss for 2 hours. The test pressure shall be read from a gauge located at the low
elevation point of the system or portion being tested. Standard 9 -1, section 8 -2.2.1 OSSC.
GENERAL
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
2. 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
13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171. TDD (503) 684 -2772
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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
3. 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
4. A minimum of 18 inches shall be maintained between top of storage and ceiling
sprinkler deflectors. Standard 9 -1, section 4 -4.1.6 OSSC
5. Sidewall sprinkler deflectors shall be located not more than 6 inches or less than 4
inches from walls and ceilings. Standard 9 -1, section 4- 4.2.3.3 OSSC
6. Clearances shall be provided around all piping extending through walls, floors,
platforms and foundations. Minimum clearance for pipe sizes 1 inch through 3 1/2
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
7. Monitoring, Section 904.3.1 OSSC. All valves controlling the water supply for the
automatic sprinkler system shall be electrically monitored.
8. 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 Transmittal. The letter of transmittal assists the City of
Tigard in tracking and processing the documents.
Respect
Br >- :lalock,
Senior Plans Examiner