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Correspondence C b . . 1r �. City of Tigard, Oregon 13125 SW Hall Blvd. Tigard, OR 97223 ky April 22, 2008 T� z • 5/ F RE: COMMERCIAL EXHAUST HOOD SUPPRESSION SYSTEM', -Y" Project Information 't•4 Building Permit: BUP2008 -00101 Occupancy Type: SR -1 Tenant Name: Grant Street Elite Construction Type: 5 -A Address: 12353 SW Grant St. Stories: 3 The plan review was performed under the State of Oregon Mechanical Specialty Code (OMSC) 2007 edition and The Oregon Fire Code 2007 edition. Each automatic fire suppression system shall have both automatic and manual actuation means. A manual activation device shall be located at or near a means of egress from the cooking area, a minimum of 10 feet and a maximum of 20 feet from the kitchen exhaust system. The manual activation device shall be located a minimum of 4 1 /2 feet and a maximum of 5 feet above the finished floor. 509.3 OMSC • The actuation of the automatic fire suppression system shall automatically shut down the fuel or electrical power supply to the cooking appliances. The fuel and electrical power supply reset shall be manual. 509.4 OMSC • A portable fire extinguisher shall be provided within a 30 foot travel distance of the cooking equipment. A Class K rated extinguisher is required if the cooking equipment involves vegetable or animal oils or fats. Section 904.11.5 OFC • Wet - chemical systems shall be inspected and tested at 6 -month intervals. Carbon Dioxide & Clean -agent systems shall be inspected and tested at 12- month intervals. Sections 904.5, 904.8 & 904.10 OFC. A hood exhaust fan(s) shall continue to operate after the extinguishing system has been activated unless fan shutdown is required by a listed component of the ventilation system or by the design of the extinguishing system. 8.2.3.1 • All deep -fat fryers shall be installed with at least a 406 mm (16 in.) space between the fryer and surface flames from adjacent cooking equipment. 12.1.2.4 • Where a steel or tempered glass baffle plate is installed at a minimum 203 mm (8 in.) in height between the fryer and surface flames of the adjacent appliance, the requirement for a 406 mm (16 in.) space shall not apply. 12.1.2.5 • Where a building fire alarm system is installed, automatic fire- extinguishing systems shall be monitored by the building fire alarm system in accordance with NFPA 72. OFC 904.3.5 Phone: 503.639.4171 ® Fax: 503.684.7297 • www.tigard- or.gov • TTY Relay: 503.684.2772 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. 106.4.6 OMSC 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. Respectfully, 0 Dan Nelson, Senior Plans Examiner (503)718 -2436 dann @tigard- or.com