Correspondence • City of Tigard, Oregon • 13125 SW Hall Blvd. • Tigard, OR 97223
August 9, 2007 II
• E
• • ..
RE: FIRE SPRINKLER TENANT IMPROVEMENT
Project Information
T I GARD
Building Permit: BUP2007 -00390 Construction Type: 2B
Tenant Name: Anchor Enviromental Occupancy Type: B
Address: 6650 SW Redwood Ln. Occupant Load: 36
Area: NA Stories: 3
The plan review was performed under the State of Oregon Structural Specialty Code (OSSC)
2007 edition; National Fire Protection Association, Standard 13 (NFPA 13)2002 edition and
the State of Oregon Fire Code (OFC) 2007 edition.
GENERAL
1. The clearance between the deflector and the top of storage shall be 18 inches or
greater. Section 8.6.6.1 NFPA 13. The distance shall be increased to 36 inches for
Large Drop sprinkler heads. Section 8.11.6 NFPA 13
2. Sprinklers shall be located a minimum of 4 inches from walls and spaced not less
than 6 feet on center. Sections 8.6.3.3 & 8.6.3.4.1 NFPA 13.
3. Clearances shall be provided around all piping extending through platforms,
foundations, walls and floors. The diameter of the hole shall be 2 inches larger than
the penetrating pipe for pipe sizes 1 inch through 3 V2 inches. The diameter of the hole
shall be 4 inches larger than the penetrating pipe for pipe sizes 4 inches and larger.
Sections 9.3.4.1 & 9.3.4.2 NFPA 13.
4. The system piping shall be braced to resist both lateral and longitudinal horizontal
seismic loads and to prevent vertical motion resulting from seismic loads. 9.3.5.1.1
NFPA13
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.
espectfully
an Nelson,
Senior Plans Examiner
Phone: 503.639.4171 • Fax: 503.684.7297 • www.tigard- or.gov • TTY Relay: 503.684.2772