Correspondence h l 2006 _
' " ' Marc �1 �.
6;
arf. F. Ti .. ..
OREGON '.
' Tigard Tualatin School District , . ,
' Stephen Poage .. , . . ,
6960 SW Sandburg Rd.
Tigard, OR . , . „ ..
RE: HVAC MODIFICATIONS —GIRLS LOCKER ROOM /CE2 TRANSITION AREA
Project Information ,'
Building Permit: ' • MEC2005 -00102 Occupancy Type: E
Tenant Name: Tigard High School Construction Type: V -B
Address: 9000.SW Durham Rd. Occupant Load: 273 +/-
Area: 9,178 sq ft Stories:" : ' ' 2
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. 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 The cutting, notching
and boring of framing members shall comply with OMSC Sections 302.3.1 through 302.5.3.
2. Ducts shall be supported with approved hangers at intervals not exceeding 10 feet or by other
approved duct support systems designed in accordance with the Building Code. Flexible and
other factory -made ducts shall be supported in accordance with the manufacturer's installation
instructions. 603.10 OMSC
3. Metallic Ducts shall be supported in accordance with Sheet Metal & Air Conditioning
Contractors National Association, Inc. (SMACNA) — Metal and Flexible. OMSC 603.4
4. Each appliance shall be provided with a shutoff valve separate from the appliance. The shutoff
valve shall be located in the 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. 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
13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772
E �\
r '1'
.•
x
db:
%
A
t
' \'. ceme without removal of
7.• " A "` LL l iarices s hallJbe acce ssible��for insp ection; °service, repair . r repla =;;. ' „!,:'
permanent 'construction. 306.1 OMSC . ` , ., ' '` �. ,.
P ,,. ' `
d
'r' 8. Manufacturer's installation instructions shall be available 'on the jobsite at the time of inspection: ;. „''''''',
- ' ' : ra ' 304.1 OMSC-''`'A ” ' ,:w r ' ' , - .. ''
9. Condensate from evaporators and
cooling coils or be collected discharged d to an approved � � - '
' plumbing fixture or disposal area. 307.1 OMSC - V '
10. Smoke detectors shall be installed in return air systems 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. 606 606.4 & 606.4.1 OMSC '„
' 11. Appliances installed on roofs or elevated structures exceeding 16 feet in height shall be `
. ' . ,
provided with a permanent means of access grade or floor level., 306.5 OMSC '
v. 12. Guards shall be provided where appliances are located within 10 feet of the roof edge or open . . , .
side of a walking surface and such edge or open side is located more than 30 inches above the
' :floor, roof or grade below: The guard shall be 42 inches above 'the elevated surface with an
intermediate rail so as not to allow the passage of a sphere, 21 inches in diameter. 304.9 ,
Mercury Thermostats. The State of Oregon prohibits, the installation of thermostats that contain
' mercury in commercial and residential buildings. "In accordance with ORS 455355, 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 Pl 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 • V
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, , //
G� �321.,.f�
Val Henzel, '
Senior Plans Examiner