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Mechanical Compliance Certificate
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Section 1 : Project Information cIrY! r "r"i ,raR
Energy Code:2014 Oregon Energy Efficiency Specialty Code BIM D!(\jG!JiVVj OfN
Project Title: Dartmouth Apartments
Project Type:New Construction
Construction Site: Owner/Agent: Designer/Contractor:
11990 SW 72nd Ave SERA Arcitecture Mickey Ingalls
Tigard,OR 97223 Portland,OR Innovative Air Inc.
Eugene,OR OFFICE COPY
Section 2: General Information
Building Location(for weather data): Eugene,Oregon
Climate Zone: 4c
Section 3: Mechanical Systems List
Quantity System Type&Description
2 HP-2,HP-4(Single Zone):Split System Heat Pump
Heating Mode:Capacity=22 kBtu/h,
Proposed Efficiency=10.30 HSPF,Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=18 kBtu/h,
Proposed Efficiency=18.50 SEER,Required Efficiency: 13.00 SEER
Fan System: None
2 HP-3,HP-5(Single Zone):Split System Heat Pump
Heating Mode:Capacity=50 kBtu/h,
Proposed Efficiency=9.00 HSPF,Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=46 kBtu/h,
Proposed Efficiency=16.00 SEER,Required Efficiency: 13.00 SEER
Fan System: None
1 HP-12(Single Zone):Split System Heat Pump
Heating Mode:Capacity=9 kBtu/h,
Proposed Efficiency=8.20 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=9 kBtu/h,
Proposed Efficiency=15.00 SEER, Required Efficiency: 13.00 SEER
Fan System: None
1 HP-14(Single Zone) :Split System Heat Pump
Heating Mode:Capacity=22 kBtu/h,
Proposed Efficiency=10.10 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity= 17 kBtu/h,
Proposed Efficiency=19.30 SEER, Required Efficiency: 13.00 SEER
Fan System: None
1 HP-15(Single Zone):Split System Heat Pump
Heating Mode:Capacity=50 kBtu/h,
Proposed Efficiency=9.00 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=46 kBtu/h,
Proposed Efficiency=16.00 SEER,Required Efficiency: 13.00 SEER
Fan System: None
1 HP-16(Single Zone) :Split System Heat Pump
Heating Mode:Capacity=40 kBtu/h,
Proposed Efficiency=9.00 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=36 kBtu/h,
Proposed Efficiency=16.00 SEER, Required Efficiency: 13.00 SEER
Fan System: None
Project Title: Dartmouth Apartments Report date: 04/08/20
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1 HP-17(Single Zone):Split System Heat Pump
Heating Mode:Capacity=24 kBtu/h,
Proposed Efficiency=10.00 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=22 kBtu/h,
Proposed Efficiency=18.60 SEER,Required Efficiency: 13.00 SEER
Fan System: None
8 HP-18-HP-25(Single Zone):Split System Heat Pump
Heating Mode:Capacity=50 kBtu/h,
Proposed Efficiency=9.00 HSPF, Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=46 kBtu/h,
Proposed Efficiency=16.00 SEER,Required Efficiency: 13.00 SEER
Fan System: None
1 HP-26(Single Zone):Split System Heat Pump
Heating Mode:Capacity=22 kBtu/h,
Proposed Efficiency=10.30 HSPF,Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=18 kBtu/h,
Proposed Efficiency=18.50 SEER,Required Efficiency: 13.00 SEER
Fan System: None
2 DF-1 (Single Zone) :
Heating:2 each-Duct Furnace,Gas,Capacity=120 kBtulh
Proposed Efficiency=80.00%Ec,Required Efficiency: 80.00%Ec
Fan System: None
2 DF-2(Single Zone) :
Heating:2 each-Duct Furnace,Gas,Capacity=100 kBtu/h
Proposed Efficiency=80.00%Ec,Required Efficiency: 80.00%Ec
Fan System: None
163 PTHP-1 (Single Zone):Packaged Terminal Heat Pump
Heating Mode:Capacity=11 kBtu/h,
Proposed Efficiency=3.20 COP,Required Efficiency=2.89 COP
Cooling Mode:Capacity=12 kBtu/h,
Proposed Efficiency=10.70 EER,Required Efficiency: 9.74 EER
Fan System: None
51 HP-2BDRM(Single Zone) :Split System Heat Pump
Heating Mode:Capacity=22 kBtulh,
Proposed Efficiency=9.00 HSPF,Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=18 kBtu/h,,No Economizer,Economizer exception:Low Capacity Residential
Proposed Efficiency=18.00 SEER,Required Efficiency: 13.00 SEER
Fan System: None
5 HP-3BDRM(Single Zone):Split System Heat Pump
Heating Mode:Capacity=28 kBtu/h,
Proposed Efficiency=9.00 HSPF,Required Efficiency=7.70 HSPF
Cooling Mode:Capacity=24 kBtu/h,,No Economizer,Economizer exception:Low Capacity Residential
Proposed Efficiency=18.00 SEER,Required Efficiency: 13.00 SEER
Fan System: None
Section 4: Requirements Checklist
In the following requirements,blank checkboxes identify requirements that the applicant has not acknowledged as being met.Checkmarks
identify requirements that the applicant acknowledges are met or excepted from compliance. 'Plans reference page/section'identifies where in
the plans/specs the requirement can be verified as being satisfied.
Requirements Specific To: HP-2, HP-4 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
u 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
• Where energy recovery systems are prohibited by the International Mechanical Code.
p Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
p Type 1 kitchen exhaust hoods.
• Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
O Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
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❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-3, HP-5 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems. Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
pi Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-12 :
t/ 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-14 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
• Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Project Title: Dartmouth Apartments Report date:04/08/20
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Requirements Specific To: HP-15 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section:/V/A
Requirements Specific To: HP-16 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section:N/A
Requirements Specific To: HP-17 :
✓ 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-18-HP-25 :
ve 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual tan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
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❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
• Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-26 :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: DF-1 :
1. Equipment meets minimum efficiency: Duct Furnace(Gas): 80.00%Ec
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
Li Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: DF-2 :
t/ 1. Equipment meets minimum efficiency: Duct Furnace(Gas): 80.00%Ec
❑ 2. Energy recovery ventilation systems.Individual tan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
LI Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
Project Title: Dartmouth Apartments Report date: 04/08/20
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❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: PTHP-1 :
✓ 1. Equipment meets minimum efficiency: Heat Pump: 2.89 COP 9.74 EER
Requirements Specific To: HP-2BDRM :
• 1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
• 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
❑ Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Requirements Specific To: HP-3BDRM :
1. Equipment meets minimum efficiency: Heat Pump: 7.70 HSPF 13.00 SEER
❑ 2. Energy recovery ventilation systems.Individual fan systems that have both a design supply air capacity of 5,000 cfm or greater and a
minimum outside air supply of 70 percent or greater of the design supply air quantity have an energy recovery system.
Exception(s):
❑ Where energy recovery systems are prohibited by the International Mechanical Code.
❑ Systems serving spaces that are not cooled and are heated to less than 60°F.
Li Where more than 60 percent of the outdoor heating energy is provided from site-recovered or site solar energy.
❑ Type 1 kitchen exhaust hoods.
❑ Cooling systems in climates with a 1-percent cooling design wet-bulb temperature less than 64°F(18°C).
❑ Systems requiring dehumidification that employ series-style energy recovery coils wrapped around the cooling coil when the
evaporative coil is located upstream of the exhaust air stream.
❑ Systems exhausting toxic,flammable,paint exhaust,corrosive fumes,or dust.
❑ Laboratory fume hood systems that include qualifying features.
Plans reference page/section: N/A
Generic Requirements: Must be met by all systems to which the requirement is applicable:
1. Calculation of heating and cooling loads.Design loads are determined in accordance with the procedures described in the
ASHRAE/ACCA Standard 183.Alternatively,design loads have been determined by an approved equivalent computation procedure.
2. Packaged Electric Equipment.Specified packaged electrical equipment has a heat pump as the primary heating source.
Plans reference page/section:
3. Cooling equipment economizers:The total capacity of all cooling equipment without economizers must be less than 363 kBtu/h.This
project lists 0 kBtu/h capacity without economizers.That portion of the equipment serving dwelling units and guest rooms is not
included in determining the total capacity of units without economizers.
Plans reference page/section:
4. Equipment and system sizing.Heating and cooling equipment and systems capacity do not exceed the loads calculated in accordance
with Section 503.2.1.
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1
Plans reference page/section:
• 5. HVAC Equipment Performance Requirements.Reported efficiencies have been tested and rated in accordance with the applicable test
procedure.The efficiency has been verified through certification under an approved certification program or,if no certification program
exists,the equipment efficiency ratings are supported by data furnished by the manufacturer.
• 6. Thermostatic Controls.The supply of heating and cooling energy to each zone is controlled by individual thermostatic controls that
respond to temperature within the zone.
Plans reference page/section:
✓ 7. Heat pump supplementary heat.Heat pumps having supplementary electric resistance heat have controls that,except during defrost,
prevent supplementary heat operation when the heat pump can meet the heating load.
Plans reference page/section:
• 8. Set point overlap restriction.Where used to control both heating and cooling,zone thermostatic controls provide a temperature range
or deadband of at least 5°F(2.8°C)within which the supply of heating and cooling energy to the zone is capable of being shut off or
reduced to a minimum.
Plans reference page/section:
✓ 9. Optimum Start Controls.Each HVAC system has controls that vary the start-up time of the system to just meet the temperature set
point at time of occupancy.
Plans reference page/section:
✓ 10.0ff-hour controls.Each zone is provided with thermostatic setback controls that are controlled by either an automatic time clock or
programmable control system.
Plans reference page/section:
11.Shutoff damper controls.Both outdoor air supply and exhaust are equipped with not less than Class I motorized dampers.
Plans reference page/section:
ve 12.Freeze Protection and Snow melt system controls.Freeze protection systems,such as heat tracing of outdoor piping and heat
exchangers,including self-regulating heat tracing,include automatic controls capable of shutting off the systems when outdoor air
temperatures meet code criteria.
Plans reference page/section:
13.Separate air distribution systems.Zones with special process temperature requirements and/or humidity requirements are served by
separate air distribution systems from those serving zones requiring only comfort conditions;or shall include supplementary control
provisions so that the primary systems may be specifically controlled for comfort purposes only.
Exception(s):
LI [503.2.4.8+]Zones requiring only comfort heating or comfort cooling that are served by a system primarily used for process
temperature and humidity control.
Plans reference page/section: N/A
• 14.Humidity control. If a system is equipped with a means to add or remove moisture to maintain specific humidity levels in a zone or
zones,a humidity control device is provided.
Plans reference page/section: N/A
• 15.Humidity control.Where a humidity control device exists it is set to prevent the use of fossil fuel or electricity to produce relative
humidity in excess of 30 percent.Where a humidity control device is used for dehumidification,it is set to prevent the use of fossil fuel
or electricity to reduce relative humidity below 60 percent.
Exception(s):
Hospitals,process needs,archives,museums,critical equipment,and other non-comfort situations with specific humidity
requirements outside this range.
Plans reference page/section: N/A
16.Humidity control.Where a humidity control device exists it is set to maintain a deadband of at least 10%relative humidity where no
active humidification or dehumidification takes place.
Exception(s):
Li Heating for dehumidification is provided with heat recovery or heat pumping and the mechanical cooling system efficiency is 10
percent higher than required in section 503.2.3,HVAC equipment performance requirements.
Plans reference page/section: N/A
✓ 17.Ventifation.Ventilation,either natural or mechanical,is provided in accordance with Chapter 4 of the International Mechanical Code.
Where mechanical ventilation is provided,the system has the capability to reduce the outdoor air supply to the minimum required by
Chapter 4 of the International Mechanical Code.
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Plans reference page/section:
18.Demand controlled ventilation(DCV).DCV is required for spaces larger than 500112 for simple systems and spaces larger than 150 ft2
for multiple zone systems.
Plans reference page/section:
• 19.Kitchen hoods.Kitchen makeup is provided as required by the Oregon Mechanical Specialty Code.
Plans reference page/section:
• 20.Enclosed parking garage ventilation controls. In Group S-2,enclosed parking garages used for storing or handling automobiles employs
automatic carbon monoxide sensing devices.
Plans reference page/section:
toe 21.Duct and plenum insulation and sealing.All supply and return air ducts and plenums are insulated with the specified insulation.When
located within a building envelope assembly,the duct or plenum is separated from the building exterior or unconditioned or exempt
spaces by a minimum of R-8 insulation.All ducts,air handlers and filter boxes are sealed.Joints and seams comply with Section 603.9
of the International Mechanical Code.
22.Low-pressure duct systems.All longitudinal and transverse joints,seams and connections of low-pressure supply and return ducts are
securely fastened and sealed with welds,gaskets,mastics(adhesives),mastic-plus-embedded-fabric systems or tapes installed in
accordance with the manufacturers installation instructions.
Plans reference page/section:
❑ 23.Medium-pressure duct systems.All ducts and plenums designed to operate medium-pressure are insulated and sealed in accordance
with Section 503.2.7.Pressure classifications specific to the duct system are clearly indicated on the construction documents.
Plans reference page/section: NA
❑ 24.High-pressure duct systems.Ducts designed to operate at high-pressure are insulated and sealed in accordance with Section 503.2.7.
In addition,ducts and plenums are leak-tested in accordance with the SMACNA HVAC Air Duct Leakage Test Manual.
Plans reference page/section: N/A
25.Air system balancing. Each supply air outlet and zone terminal device is equipped with means for air balancing in accordance with the
requirements of IMC 603.17.Discharge dampers intended to modulate airflow are prohibited on constant volume fans and variable
volume fans with motors 10 horsepower.
Plans reference page/section:
26.Manuals.The construction documents require that an operating and maintenance manual be provided to the building owner by the
mechanical contractor.See long description for specifications.
Plans reference page/section:
• 27Air System Design and Control.Each HVAC system having a total fan system motor nameplate hp exceeding 5 hp meets the provisions
of Sections 503.2.10.1 through 503.2.10.2.
Plans reference page/section:
• 28Allowable fan floor horsepower.Each HVAC system at fan system design conditions does not exceed the allowable fan system motor
nameplate hp(Option 1)or fan system bhp(Option 2)as shown and calulated in requirement details.
Plans reference page/section:
• 29.Motor nameplate horsepower.For each fan,the selected fan motor is no larger than the first available motor size greater than the brake
horsepower(bhp).
Plans reference page/section:
❑ 30.Large Volume Fan Systems.Fan systems over 8,000(7 m3/s)cfm without direct expansion cooling coils that serve single zones reduce
airflow based on space thermostat heating and cooling demand.A two-speed motor or variable frequency drive reduces airflow to a
maximum 60 percent of peak airflow or minimum ventilation air requirement as required by Chapter 4 of the International Mechanical
Code,whichever is greater.
Exception(s):
❑ Systems where the function of the supply air is for purposes other than temperature control,such as maintaining specific humidity
levels or supplying an exhaust system.
Plans reference page/section: N/A
❑ 31.All air-conditioning equipment and air-handling units with direct expansion cooling and a cooling capacity at ARI conditions greater than
or equal to 110,000 Btu/h that serve single zones have their supply fan operation controlled according to code specific requirements.
Exception(s):
❑ Systems where the function of the supply air is for purposes other than temperature control,such as maintaining specific humidity
levels or supplying an exhaust system.
Project Title: Dartmouth Apartments Report date:04/08/20
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Branden Taggart
From: Branden Taggart
Sent: Thursday, December 3, 2020 4:06 PM
To: Artur Grochowski
Cc: Dianna Ornelas
Subject: Dartmouth Apartments Mechanical Permit: MEC2020-00292 - 11974 SW 72nd Ave.
Attachments: Invoice.pdf
Hey Artur,
The Mechanical permit for Dartmouth Apartments is ready to issue now. The balance due is$82,547.63, and I have
attached an invoice above for you to reference. The permit fees can be paid online with a check to avoid the credit card
surcharge. To pay the fees online,you can go to our website: https://aca.accela.com/tigard/Default.aspx. From there,
click on the Building tab, enter the permit number(MEC2020-00292) in the Record Number field,and click Search. Also,
if you would prefer to deliver a check to us, let me know, and I can meet you to take the check. Furthermore, if the fees
are paid online, please notify us at TigardBuildingPermits@tigard-or.gov, and I will place this permit in our open Permit
Center conference room for you to pick up between the hours of 8:00 a.m. and 5:00 p.m., Monday through
Thursday. We are closed on Fridays.
Thanks,
Branden Taggart
■ City of Tigard
N. Senior Permit Technician
Community Development
TICahiti3
13125 SW Hall Blvd
Tigard,OR 97223
(5031718-2449
brandent@tigard-or.gov
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