Correspondence April 7, 2005
CITY OF TI •D
OREGON
Tigard Tualatin School District
Stephen Poage
6960 SW Sandburg Rd.
Tigard, OR
RE: HVAC MODIFICATIONS - TIGARD HIGH SCHOOL BUSINESS/TECH
Project Information
Building Permit: MEC2005 -00101 Occupancy Type: E
Tenant Name: Tigard High School Construction Type: V -B
Address: 9000 SW Durham Rd. Occupant Load: 436+/ -
Area: remodel Stories: 1
The plan review was performed under the State of Oregon Mechanical Specialty Code
(OMSC) 2002 edition. The submitted plans are approved subject to the following.
1. Ductwork shall be supported in accordance with Sheet Metal & Air Conditioning
Contractors National Association, Inc. (SMACNA)
2. The building or structure shall not be weakened by the installation of mechanical
systems. Where floors, walls, ceilings or any other portion of the building or
structure are required to be altered or replaced in the process of installing or
repairing any system, the building or structure shall be left in a safe structural
condition in accordance with the Building Code. OMSC 302
3. The cutting, notching and boring of framing members shall comply with OMSC
Sections 302.3.1 through 302.5.3.
4. Each appliance shall be provided with a shutoff valve separate from the appliance.
The shutoff valve shall be located in the same room and within six feet of the
appliance served. Access shall be provided to the shutoff valve. C409.5 OMSC
5. Equipment and appliances regulated by this code requiring electrical connections
shall have a positive means of disconnect in accordance with the Electrical Code.
301.7 OMSC
6. Permanent equipment supported by the structure, 400 lbs and over, shall have their
attachments designed in accordance with the Building Code. 301.16 OMSC
13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772
7. Appliances serving different areas of a building other than where they are installed
shall be permanently marked in an approved manner that uniquely identifies the
appliance and the area it serves. 304.10 OMSC
8. Appliances shall be accessible for inspection, service, repair or replacement without
removal of permanent construction. 306.1 OMSC
9. Manufacturer's installation instructions shall be available on the jobsite at the time of
inspection. 304.1 OMSC
10. Condensate from cooling coils or evaporators shall be collected and discharged to an
approved plumbing fixture or disposal area. 307.1 OMSC
11. Smoke detectors shall be installed in return air systems with a design capacity greater
than 2000 cfm. Upon activation, the smoke detector shall shut down the air
distribution system. Smoke detectors shall be connected to a fire alarm system and
shall activate an audible and visible alarm at a constantly attended location. 606.2,
606.4 & 606.4.1 OMSC
10. Mercury Thermostats. The State of Oregon prohibits the installation of thermostats
that contain mercury in commercial and residential buildings. "In accordance with
ORS 455.355, the disposal of thermostats that contain mercury shall be in accordance
with programs established by thermostat manufacturers, their representative or
distributor, or by delivery to sites that will ensure that the mercury does not become
part of the solid waste stream or wastewater."
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
Premises Identification: Approved numbers or addresses shall be provided for all new
buildings in such a position as to be plainly visible and legible from the street or road
fronting the property.
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,
•
a l Henze ,
Senior Plans Examiner