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Specifications 1 G2 51,/ 72 , --009v.e__ qcr M EC7_o (I - c z 9 COMcheck Software Version 3.8.1 Mech anical Compliance Certificate RECEIVED Oregon Energy Efficiency Specialty Code r 20 1,1 Section 1: Project Information U 1N UIVI OF T N G DI A,D , ® Project Type: Alteration Project Title : Micro Interconnects Construction Site: Owner /Agent: Designer /Contractor: 16655 SW 72nd Ste 400 Pactrust Clint Tigard, OR OHAC dint @oregonheating. corn Section 2: General Information Building Location (for weather data): Tigard, Oregon Climate Zone: 4c ' Section 3: Mechanical Systems List Quantity System Type & Description 1 HVAC System 1 (Single Zone) : Heating: 1 each - Central Furnace, Gas, Capacity = 80000 kBtu/h, Efficiency = 80.00% Ec Cooling: 1 each - Rooftop Package Unit, Capacity = 48000 kBtu/h, Efficiency = 12.30 EER, Air - Cooled Condenser, Air Economizer 1 HVAC System 2 (Single Zone) : Heating: 1 each - Central Furnace, Gas, Capacity = 80000 kBtu/h, Efficiency = 80.00% Ec Cooling: 1 each - Rooftop Package Unit, Capacity = 48000 kBtu/h, Efficiency = 12.30 EER, Air - Cooled Condenser, Air Economizer Section 4: Requirements Checklist In the following requirements, the relevant code section reference is shown in [ ]. ' +' denotes that more details exist in the specified code section. Requirements Specific To: HVAC System 1 : 1. [503.2.3 +] Equipment meets minimum efficiency: Central Furnace (Gas): 80.0 % Ec 2. [503.2.3 +] Equipment meets minimum efficiency: Rooftop Package Unit: 9.5 EER (9.6 IPLV) 3. [503.3.1 +] Supply air economizers shall be provided on each cooling system and are capable of providing 100 - percent outdoor air, even if additional mechanical cooling is required to meet the cooling load of the building. Systems provide a means to relieve excess outdoor air during economizer operation to prevent overpressurizing the building. 0 Exception: Cooling equipment less than 54,000 Btu/hr total cooling capacity. El Exception: Economizer cooling is not required for new cooling systems serving an existing dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 600,000 Btu/hr of new cooling equipment. Exception: Economizer cooling is not required for new cooling systems serving a new dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 240,000 Btu /hr of new cooling equipment. Location in plans/specs where compliance can be identified (enter NA If not applicable) Requirements Specific To: HVAC System 2 : 1. [503.2.3 +] Equipment meets minimum efficiency: Central Furnace (Gas): 80.0 % Ec 2. [503.2.3 +] Equipment meets minimum efficiency: Rooftop Package Unit: 9.5 EER (9.6 IPLV) 3. [503.3.1 +] Supply air economizers shall be provided on each cooling system and are capable of providing 100 - percent outdoor air, even if additional mechanical cooling is required to meet the cooling load of the building. Systems provide a means to relieve excess outdoor air during economizer operation to prevent overpressurizing the building. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untitled.cck Page 1 of 10 I] Exception: Cooling equipment less than 54,000 Btu/hr total cooling capacity. • , ❑ Exception: Economizer cooling is not required for new cooling systems serving an existing dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 600.000 Btu /hr of new cooling equipment. la Exception: Economizer cooling is not required for new cooling systems serving a new dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 240,000 Btu /hr of new cooling equipment. Location in plans/specs where compliance can be identified (enter NA if not applicable): Generic Requirements: Must be met by all systems to which the requirement is applicable: 1. [503.2.1 +] 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. [503.2.1.1 +] Packaged Electric Equipment. Specified packaged electrical equipment has a heat pump as the primary heating source. LI Exception: Unstaffed equipment shelters or cabinets used solely for personal wireless service facilities. Location in plans/specs where compliance can be identified (enter NA if not applicable) R . [503.2.2 +] Equipment and system sizing. Heating and cooling equipment and systems capacity do not exceed the loads calculated in accordance with Section 503.2.1. LI Exception: Required standby equipment and systems provided with controls and devices that allow such systems or equipment to operate automatically only when the primary equipment is not operating. o Exception: Multiple units of the same equipment type with combined capacities exceeding the design load and provided with controls that have the capability to sequence the operation of each unit based on load. Location In plans/specs where compliance can be Identified (enter NA if not applicable) 4. [503.2.3 +] 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. y 5. [503.2.4.1 +] 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. Location in plans/specs where compliance can be identified (enter NA if not applicable)" zi 6. [503.2.4.1.1] 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. Location In plans/specs where compliance can be Identified (enter NA if not applicable) Yj( 7. [503.2.4.2] 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. I] Exception: Thermostats requiring manual change over between heating and cooling modes. Location in plans/specs where compliance can be identified (enter NA If not applicable)" l� 8. [503.2.4.3] 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 Location in plans/specs where compliance can be identified (enter NA if not applicable)" k( 9. [503.2.4.4 +] Off-hour controls. Each zone is provided with thermostatic setback controls that are controlled by either an automatic time L dock or programmable control system. I] Exception: Zones that will be operated continuously. I] Exception: Zones with a full HVAC load demand not exceeding 6,800 Btu/h (2 kW) and having a readily accessible manual shutoff switch. Location in plans/specs where compliance can be Identified (enter NA if not applicable)* 10. [503.2.4.5 +] Shutoff damper controls. Both outdoor air supply and exhaust are equipped with not less than Class I motorized dampers. U Exception: Gravity dampers shall be permitted for outside air intake or exhaust airflows of 300 cfm or less. Location in plans/specs where compliance can be identified (enter NA if not applicable): u 11. [503.2.4.6 +] 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. Location In plans/specs where compliance can be identified (enter NA it not applicable): Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untilled.cck Page 2 of 10 u 12. [503.2.4.7 +] Zone Isolation Controls. A system serving multiple occupancies or floors in the same building is independently zoned and equipped with isolation devices. Location in plans/specs where compliance can be identified (enter NA If not applicable) u 13. [503.2.4.8] 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. O Exception: [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. Location in plans/specs where compliance can be identified (enter NA if not applicable): u 14. [503.2.4.9] 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. Location In plans/specs where compliance can be Identified (enter NA if not applicable)* u 15. [503.2.4.9.1] 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. O Exception: Hospitals, process needs, archives, museums, critical equipment, and other non - comfort situations with specific humidity requirements outside this range. Location In plans/specs where compliance can be identified (enter NA if not applicable): u 16. [503.2.4.9.2] 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. Ei Exception: 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. Location in plans/specs where compliance can be identified (enter NA if not applicable) 17. [503.2.5] Ventilation. 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. Location In plans/specs where compliance can be identified (enter NA if not applicable): O 18. [503.2.5.1 +] Demand controlled ventilation (DCV). DCV is required for spaces larger than 500 ft2 for simple systems and spaces larger than 150 ft2 for multiple zone systems. • Exception: Systems with energy recovery complying with Section 503.2.6 O Exception: Spaces less than 750 ft2 (69.7 m2) where an occupancy sensor turns the fan off, closes the ventilation damper, or doses the zone damper when the space is unoccupied. Location In plans/specs where compliance can be Identified (enter NA if not applicable). u 19. [503.2.5.2 +] Kitchen hoods. Kitchen makeup is provided as required by the Oregon Mechanical Specialty Code. 0 Exception: Where hoods are used to exhaust ventilation air that would otherwise be exhausted by other fan systems. J Exception: Kitchen exhaust systems that include exhaust air energy recovery complying with section 503.2.6. Location in plans/specs where compliance can be identified (enter NA if not applicable): O 20. [503.2.5.3 +] Enclosed parking garage ventilation controls. In Group S -2, enclosed parking garages used for storing or handling automobiles employs automatic carbon monoxide sensing devices. Location in plans/specs where compliance can be Identified (enter NA if not applicable): O 21. [503.2.6 +] 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. p Exception: Where energy recovery systems are prohibited by the International Mechanical Code. U Exception: Systems serving spaces that are not cooled and are heated to less than 60 °F. o Exception: Where more than 60 percent of the outdoor heating energy is provided from site- recovered or site solar energy. U Exception: Type 1 kitchen exhaust hoods. El Exception: Cooling systems in climates with a 1- percent cooling design wet -bulb temperature less than 64 °F (18 °C). O Exception: 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. O Exception: Systems exhausting toxic, flammable, paint exhaust, corrosive fumes, or dust. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untitled.cck Page 3 of 10 U Exception: Laboratory fume hood systems that include qualifying features. Location In plans/specs where compliance can be Identified (enter NA If not applicable)• 22. [503.2.7 +] 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. O Exception: When located within equipment. O Exception: When the design temperature difference between the interior and exterior of the duct or plenum does not exceed 15 °F (8 °C). It 23. [503.2.7.1.1 +] 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 manufacturer's installation instructions. O Exception: Continuously welded and locking -type longitudinal joints and seams on ducts operating at static pressures less than 2 inches w.g. pressure classification. Location in plans/specs where compliance can be identified (enter NA If not applicable) u 24. [503.2.7.1.2 +] 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 dearly indicated on the construction documents. Location in plans/specs where compliance can be Identified (enter NA If not applicable) O 25. [503.2.7.1.3 +] 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. \ ' Location In plans/specs where compliance can be identified (enter NA If not applicable) �( 26. [503.2.9.1 +] 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. Location in plans/specs where compliance can be identified (enter NA if not applicable) 27. [503.2.9.3 +] 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. Location In plans/specs where compliance can be Identified (enter NA If not applicable): D 28. [503.2.10 +] Air 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. Location in plans/specs where compliance can be identified (enter NA if not applicable) p 29. [503.2.10.1 +] Allowable 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. O Exception: Hospital and laboratory systems that utilize flow control devices on exhaust and/or return to maintain space pressure relationships necessary for occupant health and safety or environmental control shall be permitted to use variable volume fan power limitation. O Exception: Individual exhaust fans with motor nameplate horsepower of 1 hp or less. Location in plans/specs where compliance can be identified (enter NA if not applicable): O 30. [503.2.10.2 +] 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). O Exception: For fans less than 6 bhp, where the first available motor larger than the brake horsepower has a nameplate rating within 50 percent of the bhp, selection of the next larger nameplate motor size is allowed. O Exception: For fans 6 bhp and larger, where the first available motor larger than the bhp has a nameplate rating within 30 percent of the bhp, selection of the next larger nameplate motor size is allowed. Location in plans/specs where compliance can be Identified (enter NA if not applicable): o 31. [503.2.10.3.1] 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. 0 Exception: 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: Micro Interconnects Report date: 03/24/11 Data filename: Untitled.cck Page 4 of 10 Location In plans/specs where compliance can be identified (enter NA If not applicable) 32. [503.2.10.4] Series fan - powered terminal unit fan motors. Fan motors for series fan- powered terminal units are electronically- commutated motors and have a minimum motor efficiency of 70 percent when rated in accordance with NEMA Standard MG 1 -2006 at full load rating conditions. Location in plans/specs where compliance can be Identified (enter NA If not applicable) 33. [503.2.12] Hot Gas Bypass Limitation. Cooling systems does not use hot gas bypass or other evaporator pressure control unless the equipment is designed with multiple steps (or continuous) capacity modulation. Location In plans/specs where compliance can be Identified (enter NA If not applicable) 34. [503.2.12] Hot Gas Bypass Limitation. For cooling systems > 240 kBtu/h, maximum hot gas bypass capacity is no more than 25% of total cooling capacity. Location In plans/specs where compliance can be Identified (enter NA If not applicable): Section 5: Compliance Statement Compliance Statement: The proposed mechanical alteration project represented in this document is consistent with the building plans, specifications and other calculations submitted with this permit application. The proposed mechanical alteration project has been designed to meet the Oregon Energy Efficiency Specialty Code, Chapter 8, requirements in COM eck Version 3.8.1 and to comply with the mandatory requirements in the Requirements Checklist. e(,4 / -o 3 � ) Name - Title Signature Da Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untilled.cck Page 5 of 10 COMcheck Software Version 3.8.1 Mechanical Requirements Description Oregon Energy Efficiency Specialty Code The following list provides more detailed descriptions of the requirements in Section 4 of the Mechanical Compliance Certificate. Requirements Specific To: HVAC System 1 : 1. [503.2.3] The specified heating and /or cooling equipment must meet the following minimum efficiency: Central Fumace (Gas): 80.0 % Ec 2. [503.2.3] The specified heating and /or cooling equipment must meet the following minimum efficiency: Rooftop Package Unit: 9.5 EER (9.6 IPLV) Rooftop Package Unit: 9.5 EER (9.6 IPLV) 3. [503.3.1] Supply air economizers shall be provided on each cooling system and shall be capable of providing 100 - percent outdoor air, even if additional mechanical cooling is required to meet the cooling load of the building. Systems shall provide a means to relieve excess outdoor air during economizer operation to prevent overpressurizing the building. The relief air outlet shall be located to avoid recirculation into the building. Where a single room or space is supplied by multiple air systems, the aggregate capacity of those systems shall be used in applying this requirement. - Exception: Cooling equipment less than 54,000 Btu /hr. (15,827 W) total cooling capacity. - Exception: Economizer cooling is not required for new cooling systems serving an existing dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 600,000 Btu/hr (17,586 W) of new cooling equipment. - Exception: Economizer cooling is not required for new cooling systems serving a new dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 240,000 Btu/hr (70,344W) of new cooling equipment. Requirements Specific To: HVAC System 2 : 1. [503.2.3] The specified heating and /or cooling equipment must meet the following minimum efficiency: Central Furnace (Gas): 80.0 % Ec 2. [503.2.3] The specified heating and /or cooling equipment must meet the following minimum efficiency: Rooftop Package Unit: 9.5 EER (9.6 IPLV) Rooftop Package Unit: 9.5 EER (9.6 IPLV) 3. [503.3.1] Supply air economizers shall be provided on each cooling system and shall be capable of providing 100 - percent outdoor air, even if additional mechanical cooling is required to meet the cooling load of the building. Systems shall provide a means to relieve excess outdoor air during economizer operation to prevent overpressurizing the building The relief air outlet shall be located to avoid recirculation into the building. Where a single room or space is supplied by multiple air systems, the aggregate capacity of those systems shall be used in applying this requirement. - Exception: Cooling equipment less than 54,000 Btu /hr. (15,827 W) total cooling capacity. - Exception: Economizer cooling is not required for new cooling systems serving an existing dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 600,000 Btu/hr (17,586 W) of new cooling equipment. - Exception: Economizer cooling is not required for new cooling systems serving a new dedicated computer server room, electronic equipment room or telecom switch room in existing buildings up to a total of 240,000 Btu/hr (70,344W) of new cooling equipment. Generic Requirements: Must be met by all systems to which the requirement is applicable: 1. [503.2.1] Calculation of heating and cooling loads. Design loads shall be determined in accordance with the procedures described in the ASHRAE/ACCA Standard 183. Heating and cooling loads shall be adjusted to account for load reductions that are achieved when energy recovery systems are utilized in the HVAC system in accordance with the ASHRAE HVAC Systems and Equipment Handbook. Alternatively, design loads shall be determined by an approved equivalent computation procedure. 2. [503.2.1.1] Packaged Electric Equipment. Forced air unit or packaged electric equipment with a total heating capacity greater than 20,000 Btu/h has a heat pump as the primary heating source. - Exception: Unstaffed equipment shelters or cabinets used solely for personal wireless service facilities. 3. [503.2.2] Equipment and system sizing. Heating and cooling equipment and systems capacity shall not exceed the loads calculated in accordance with Section 503.2.1. A single piece of equipment providing both heating and cooling must satisfy this provision for one function with the capacity for the other function as small as possible, within available equipment options. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untitled.cck Page 6 of 10 - Exception: Required standby equipment and systems provided with controls and devices that allow such systems or equipment to - , operate automatically only when the primary equipment is not operating. - Exception: Multiple units of the same equipment type with combined capacities exceeding the design load and provided with controls that have the capability to sequence the operation of each unit based on load. • 4. [503.2.3] HVAC Equipment Performance Requirements. Reported efficiencies must be tested and rated in accordance with the applicable test procedure. The efficiency shall be verified through certification under an approved certification program or, if no certification program exists, the equipment efficiency ratings shall be supported by data furnished by the manufacturer. Where multiple rating conditions or performance requirements are provided, the equipment shall satisfy all stated requirements. Where components, such as indoor or outdoor coils, from different manufacturers are used, calculations and supporting data shall be furnished by the designer that demonstrates that the combined efficiency of the specified components meets the requirements herein. 5. [503.2.4.1] Thermostatic Controls. The supply of heating and cooling energy to each zone shall be controlled by individual thermostatic controls that respond to temperature within the zone. 6. [503.2.4.1.1] Heat pump supplementary heat. Heat pumps having supplementary electric resistance heat shall have controls that, except during defrost, prevent supplementary heat operation when the heat pump can meet the heating load. 7. [503.2.4.2] Set point overlap restriction. Where used to control both heating and cooling, zone thermostatic controls shall 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. - Exception: Thermostats requiring manual change over between heating and cooling modes. 8. [503.2.4.3] Optimum Start Controls. Each HVAC system shall have controls that vary the start-up time of the system to just meet the temperature set point at time of occupancy. 9. [503.2.4.4] Off-hour controls. Each zone shall be provided with thermostatic setback controls that are controlled by either an automatic time dock or programmable control system. Thermostatic setback controls shall have the capability to set back or temporarily operate the system to maintain zone temperatures down to 55 °F (13 °C) or up to 85 °F (29 °C). Automatic time dock or programmable controls shall be capable of starting and stopping the system for seven different daily schedules per week and retaining their programming and time setting during a loss of power for at least 10 hours. Additionally, the controls shall have a manual override that allows temporary operation of the system for up to 2 hours; a manually operated timer capable of being adjusted to operate the system for up to 2 hours; or an occupancy sensor. - Exception: Zones that will be operated continuously. - Exception: Zones with a full HVAC load demand not exceeding 6,800 Btu/h (2 kW) and having a readily accessible manual shutoff switch. 10. [503.2.4.5] Shutoff damper controls. Both outdoor air supply and exhaust shall be equipped with not less than Class I motorized dampers with a maximum leakage rate of 4 cfm per square foot (6.8 L/s - C m2) at 1.0 inch water gauge (w.g.) (1250 Pa) when tested in accordance with AMCA 500D, that will automatically shut when the systems or spaces served are not in use. - Exception: Gravity dampers shall be permitted for outside air intake or exhaust airflows of 300 cfm (0.14 m3 /s) or less. 11. [503.2.4.6] 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, shall include automatic controls capable of shutting off the systems when outdoor air temperatures are above 40F or when the conditions of the protected fluid will prevent freezing. Snow- and ice- melting systems, supplied through energy service to the building, shall include automatic controls capable of shutting off the system when the pavement temperature is above 50F (10C) and no precipitation is falling and an automatic or manual control that will allow shutoff when the outdoor temperature is above 40F (4C) so that the potential for snow or ice accumulation is negligible. 12. [503.2.4.7] Zone Isolation Controls. A system serving multiple occupancies or floors in the same building shall be independently zoned and equipped with isolation devices capable of automatically shutting off the supply of conditioned air and outside air to and from each isolated area. Each isolated area shall be controlled independently and satisfy temperature setback and optimum start control requirements(503.2.4.3). The central fan system air volume shall be reduced through fan speed reduction. 13. [503.2.4.8] Separate air distribution systems. Zones with special process temperature requirements and /or humidity requirements shall be 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: Zones requiring only comfort heating or comfort cooling that are served by a system primarily used for process temperature and humidity control provided that: 1) The total supply air to those comfort zones is no more than 25 percent of the total system supply air, or 2) The total conditioned floor area of the zones is less than 1,000 square feet (90 m2) 14. [503.2.4.9] 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 shall be provided. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untitted.cck Page 7 of 10 . 15., [503.2.4.9.1] Humidity control. Where a humidity control device exists it shall be 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 shall be set to prevent the use of fossil fuel or electricity to reduce relative humidity below 60 percent. - Exception: Hospitals, process needs, archives, museums, critical equipment, and other non - comfort situations with specific humidity requirements outside this range 16. [503.2.4.9.2] Humidity control. Where a humidity control device exists it shall be set to maintain a deadband of at least 10% relative humidity where no active humidification or dehumidification takes place. - Exception: 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. 17. [503.2.5] Ventilation. Ventilation, either natural or mechanical, shall be provided in accordance with Chapter 4 of the International Mechanical Code. Where mechanical ventilation is provided, the system shall provide the capability to reduce the outdoor air supply to the minimum required by Chapter 4 of the International Mechanical Code. 18. [503.2.5.1] Demand controlled ventilation (DCV). DCV is required for spaces larger than 500 ft2 for simple systems and spaces larger than 150 ft2 for multiple zone systems and with an average occupant load of 25 people or more per 1000 ft2 of floor area (as established in Table 403.3 of the International Mechanical Code) and served by systems with one or more of the following: 1. An air -side economizer, 2. Automatic modulating control of the outdoor air damper; or 3. A design outdoor airflow greater than 3,000 cfm. - Exception: Systems with energy recovery complying with Section 503.2.6 - Exception: Spaces less than 750 ft2 (69.7 m2) where an occupancy sensor turns the fan off, doses the ventilation damper, or closes the zone damper when the space is unoccupied. 19. [503.2.5.2] Kitchen hoods. Kitchen makeup air shall be provided as required by the Oregon Mechanical Specialty Code. For each kitchen with a total exhaust capacity greater than 5,000 cfm (2360 Us), 50 percent of the required makeup air shall be (a) unheated or heated to no more than 60 °F (15 55 °C); and (b) uncooled or evaporatively cooled. Each kitchen with a total exhaust capacity greater than 5,000 cfm shall be equipped with a demand ventilation system on at least 75 percent of the exhaust and makeup air. Such systems shall be equipped with automatic controls that reduce airflow in response to cooking appliance operation. - Exception: Where hoods are used to exhaust ventilation air that would otherwise be exhausted by other fan systems. Air transferred from spaces served by other fan systems may not be used if those systems are required to meet either Sections 503.2.5.1 or 503.2.6. Occupancy schedule of HVAC system supplying transfer air shall be similar to kitchen exhaust hood operating schedule. - Exception: Kitchen exhaust systems that include exhaust air energy recovery complying with section 503.2.6. 20. [503.2.5.3] Enclosed parking garage ventilation controls. In Group S-2, enclosed parking garages used for storing or handling automobiles operating under their own power having ventilation exhaust rates 30,000 cfm and greater shall employ automatic carbon monoxide sensing devices These devices shall modulate the ventilation system to maintain a maximum average concentration of carbon monoxide of 50 parts per million during any 8 -hour period, with a maximum concentration not greater than 200 parts per million for a period not exceeding 1 hour. The system shall be capable of producing a ventilation rate of 1.5 cfm per square foot (0.0076 m3 /s - m2) of floor area. Failure of such devices shall cause the exhaust fans to operate in the ON position. 21. [503.2.6] Energy recovery ventilation systems. Individual fan systems that have both a design supply air capacity of 5,000 cfm (2.36 m3 /s) or greater and a minimum outside air supply of 70 percent or greater of the design supply air quantity shall have an energy recovery system that provides a change in the enthalpy of the outdoor air supply of 50 percent or more of the difference between the outdoor air and return air at design conditions. Provision shall be made to bypass or control the energy recovery system to permit cooling with outdoor air where cooling with outdoor air is required. Where a single room or space is supplied by multiple units, the aggregate supply (cfm) of those units shall be used in applying this requirement. - Exception Where energy recovery systems are prohibited by the International Mechanical Code. - Exception: Systems serving spaces that are not cooled and are heated to less than 60 °F (15.5 °C). - Exception: Where more than 60 percent of the outdoor heating energy is provided from site - recovered or site solar energy. - Exception: Type 1 kitchen exhaust hoods. • - Exception. Cooling systems in climates with a 1- percent cooling design wet -bulb temperature less than 64F (18C). - Exception: 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. - Exception: Systems exhausting toxic, flammable, paint exhaust, corrosive fumes, or dust. - Exception Laboratory fume hood systems that include at feast one of the following features: 1) Variable -air- volume hood exhaust and room supply systems that reduce exhaust and makeup air volume to 50 percent or less of design values during periods of reduced occupancy or system demand or Project Title: Micro Interconnects Report date: 03/24/11 Data filename. Untitled.cck Page 8 of 10 2) Variable -air- volume hood exhaust and room supply systems that reduce exhaust and makeup air volume and /or incorporate a . , heat recovery system to precondition makeup air from laboratory exhaust shall meet the following: A + B °(E/M) = 50% Where: A = Percentage that the exhaust and makeup air flow rates will be reduced from design conditions B = Percentage sensible heat recovery effectiveness. E = Exhaust airflow rate through the heat recovery device at design conditions M = Makeup air flow rate of the system at design conditions, or 3) Direct makeup (auxiliary) air supply equal to at least 75 percent of the exhaust rate, heated no warmer than 2 °F (1.1 °C) below room setpoint, cooled to no cooler than 3 °F (1.7 °C) above room setpoint, no humidification added, and no simultaneous heating and cooling used for dehumidification control. 22. [503.2.7] Duct and plenum insulation and sealing. All supply and return air ducts and plenums shall be insulated with a minimum of R -5 insulation when located in unconditioned spaces and a minimum of R-8 insulation when located outside the building. When located within a building envelope assembly, the duct or plenum shall be separated from the building exterior or unconditioned or exempt spaces by a minimum of R-8 insulation. All ducts, air handlers and filter boxes shall be sealed. Joints and seams shall comply with Section 603.9 of the International Mechanical Code. - Exception: When located within equipment - Exception: When the design temperature difference between the intenor and exterior of the duct or plenum does not exceed 15 °F ( ° C). 23. [503.2.7.1.1] Low - pressure duct systems All longitudinal and transverse joints, seams and connections of supply and return ducts operating at a static pressure less than or equal to 2 inches w.g. (500 Pa) shall be securely fastened and sealed with welds, gaskets, mastics (adhesives), mastic- plus-embedded -fabric systems or tapes installed in accordance with the manufacturer's installation instructions. Pressure classifications specific to the duct system shall be clearly indicated on the construction documents in accordance with the International Mechanical Code. Documentation shall be furnished by the designer demonstrating that representative sections totaling at least 25 percent of the duct area have been tested and that all tested sections meet the requirements of this section. - Exception: Continuously welded and locking -type longitudinal joints and seams on ducts operating at static pressures less than 2 inches w.g. (500 Pa) pressure classification. 24. [503.2.7.1.2] Medium - pressure duct systems All ducts and plenums designed to operate at a static pressure greater than 2 inches w.g. (500 Pa) but less than 3 inches w.g. (750 Pa) shall be insulated and sealed in accordance with Section 503.2.7. Pressure classifications specific to the duct system shall be clearly indicated on the construction documents in accordance with the International Mechanical Code. Documentation shall be furnished by the designer demonstrating that representative sections totaling at least 25 percent of the duct area have been tested and that all tested sections meet the requirements of this section. 25. [503.2.7.1.3] High - pressure duct systems. Ducts designed to operate at static pressures in excess of 3 inches w.g. (746 Pa) shall be insulated and sealed in accordance with Section 503.2.7. In addition, ducts and plenums shall be leak- tested in accordance with the SMACNA HVAC Air Duct Leakage Test Manual with the rate of air leakage (CL) less than or equal to 6.0 as determined in accordance with Equation 5-2. Documentation shall be furnished by the designer demonstrating that representative sections totaling at least 25 percent of the duct area have been tested and that all tested sections meet the requirements of this section. CL = F x P Pow(0.65) (Equation 5-2) where: F = The measured leakage rate in cfm per 100 square feet of duct surface. P = The static pressure of the test. 26. [503.2.9.1] Air system balancing. Each supply air outlet and zone terminal device shall be equipped with means for air balancing in accordance with the requirements of Chapter 6 of the International Mechanical Code (IMC 603.17). Discharge dampers intended to modulate airflow are prohibited on constant volume fans and variable volume fans with motors 10 horsepower (hp) (7.5 kW) and larger. 27 [503.2.9.3] Manuals. The construction documents shall require that an operating and maintenance manual be provided to the building owner by the mechanical contractor. The manual shall include, at least, the following 1. Equipment capacity (input and output) and required maintenance actions. 2 Equipment operation and maintenance manuals 3. HVAC system control maintenance and calibration information, including winng diagrams, schematics, and control sequence descriptions. Desired or field- determined setpoints shall be permanently recorded on control drawings, at control devices or, for digital control systems, in programming comments. 4. A complete written narrative of how each system is intended to operate. 28. [503.2.10] Air System Design and Control Each HVAC system having a total fan system motor nameplate horsepower (hp) exceeding 5 horsepower (hp) (3.7 kW) shall meet the provisions of Sections 503.2 10.1 through 503.2.10.2. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: Untitled.cck Page 9 of 10 29. [ 503.2.10.1] Allowable fan floor horsepower. Each HVAC system at fan system design conditions shall not exceed the allowable fan system motor nameplate hp (Option 1) or fan system bhp (Option 2) as shown in Table 503.2.10.1(1). This includes supply fans, return/ relief fans, and fan - powered terminal units associated with systems providing heating or cooling capability. Table 503.2.10.1(1) Fan Power Limitation LIMIT CONSTANT VOLUME VARIABLE VOLUME Option 1: Fan system motor nameplate hp Allowable nameplate motor hp hp < CFMS •0.0011 hp < CFMS *0.0015 Option 2: Fan system bhp Allowable fan system bhp bhp < CFMS '0.00094 + A bhp < CFMS '0.0013 + A where: CFMS = The maximum design supply airflow rate to conditioned spaces served by the system in cubic feet per minute. hp = The maximum combined motor nameplate horsepower. Bhp = The maximum combined fan brake horsepower. A = Sum of [PD xCFMD /4131]. where: PD = Each applicable pressure drop adjustment from Table 503.2.10.1(2) in. w.c. Table 503.2.10.1(2) Fan Power Limitation Pressure Drop Adjustment Credits: Fully ducted return and /or exhaust air systems = 0.5 in w.c. Return and/or exhaust airflow control devices = 0.5 in w.c Exhaust filters, scrubbers or other exhaust treatment = pressure drop of device calculated at fan system design condition. Particulate filtration credit: MERV 9 thru 12 = 0.5 in w.c. Particulate filtration credit: MERV 13 thru 15 = 0.9 in w.c. Particulate filtration credit: MERV 16 and greater and electronically Enhanced filters = Pressure drop calculated at 2x clean filter pressure drop at fan system design condition. Carbon and other gas -phase air cleaners = Clean filter pressure drop at fan system design condition. Heat recovery device = Pressure drop of device at fan system design condition. Evaporative humidifier /cooler in series with another cooling coil = Pressure drop of device at fan system design conditions Sound attenuation section = 0.15 in w.c. Exhaust system serving fume hoods = 0.35 in. w.c. Laboratory and vivarium exhaust systems in high -rise buildings = 0.25 in. w.c. /100 ft of vertical duct exceeding 75 feet - Exception: Hospital and laboratory systems that utilize flow control devices on exhaust and /or return to maintain space pressure relationships necessary for occupant health and safety or environmental control shall be permitted to use variable volume fan power limitation. - Exception: 2. Individual exhaust fans with motor nameplate horsepower of 1 hp (0.7 kW) or less. 30. [503.2.10.2] Motor nameplate horsepower. For each fan, the selected fan motor shall be no larger than the first available motor size greater than the brake horsepower (bhp). The fan brake horsepower (bhp) shall be indicated on the design documents to allow for compliance verification by the code official. - Exception: For fans less than 6 bhp, where the first available motor larger than the brake horsepower has a nameplate rating within 50 percent of the bhp, selection of the next larger nameplate motor size is allowed. - Exception: For fans 6 bhp and larger, where the first available motor larger than the bhp has a nameplate rating within 30 percent of the bhp, selection of the next larger nameplate motor size is allowed. 31. [503.2.10.3.1] Large Volume Fan Systems. Fan systems over 8,000 (7 m3 /s) cfm without direct expansion cooling coils that serve single zones are required to reduce airflow based on space thermostat heating and cooling demand. A two -speed motor or variable frequency drive shall reduce 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: 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 32. [503.2.10.4] Series fan - powered terminal unit fan motors. Fan motors for series fan- powered terminal units shall be electronically- commutated motors and have a minimum motor efficiency of 70 percent when rated in accordance with NEMA Standard MG 1 -2006 at full load rating conditions. 33. [503.2.12] Hot Gas Bypass Limitation. Cooling systems must not use hot gas bypass or other evaporator pressure control unless the equipment is designed with multiple steps (or continuous) capacity modulation. 34. [503.2.12] Hot Gas Bypass Limitation. For cooling systems > 240 kBtu/h, maximum hot gas bypass capacity must be no more than 25% of total cooling capacity. Project Title: Micro Interconnects Report date: 03/24/11 Data filename: UntiUed.cck Page 10 of 10 44 6C2o11 - oo I2 • E 1 t CE!VED : i MAR 2 9 2011 CITY OF TIGARD STRUCTURAL CALCULATIONS BUILDING DIVISION FOR MICRO INTERCONNECTS LLC PACTRUST BUSINESS CENTER 16655 SW 72nd AVE #400 PORTLAND, OR 97224 -- ROOF MECHANICAL UNITS -- ,1..\,,tD P ROFesf /o 12,187 y 1 a 4 VT OR_ ON II1 3 ✓ ✓L( 15 ' - � 6'4, E. NORO \ EXPIRES 12 / 31 / 2- Contents • Detail A DI Gravity Calculations GI Lateral Calculations,- LI - Contact Person: John E Nordling, PE Enclosures i . El - E2 — i NORD.LING P� o;. No: 11 -074 MICRO INTERCONNECTS LLC n o. STRUCTURAL ROOF MECH UNITS ENGINEERS, LLC PAC TRUST 6775 SW II!;h.sul:s•2 Q I1r:ncr:onr12. 97008 Date' MAR 2011' By • JEN Sheet No.: COVER O 1-5t o i 0 25'_0 t : 0 • i_____ cf1/1%. , . I . Z Zrt C at► - a - o . ' 7 . el a ,.... c‘...0../4‘. 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Suite 200 13cncrton OR 97008 Date: MAR 2011 By: JEN Sheet No.: al 1 . tom r " � Q is Z USGS 66� :... . Earthquake Hazards Program 2005 ASCE 7 Standard L ` (or3 t e�'W Vci . Location 45 25' 21.1" N Ss and SI = Mapped Spectral Acceleration Values 1 45' 6.13" W 45= : 10 "N Ground Motion Ss 0.945 Si . 0339 Occupancy Category U Site Coefficients Fa 1.12 • Site Class D Fy 1.72 Inportance Factor . 1.0 Height of Structure 20.0 ft SMS Fa * Ss 1.060 SMI 1'v * Si 0.584 Design Category (SDC) D , SDS (2/3) SMS 0.707 SDI (2/3) SMI 0389 Air Side HVAC Eq = 0.272W + 0.2 SDS W . ap 2.50 R, 6.00 = 0.272W +0.20* 0.707 W _ = 0.27_ +0.141 W F 0.4• • S DS •I ( iT, _ W : ghtofUnit P _ R ■ h a J z= 20.0 ft ASD .... - FD = 0.35 WD -> * 0.7 0.247 a'O'O Jr Soo ° aao va K L sc.,3 z= 23.Oft t::: FP = 0.:9 RrP -> * 0.7 0.272 • 1" t 1:1 S r (.(,zZk u,S ' I I 114A FP ML*1= O3 SDS IPWP I ' _ 011 • 1Z a ` I 4111°t; = 0.212 WP -> * 0.7 0.148 . x. Z is FP MAX = 1.6 SDS I° W P 3 f... 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N - - - - - .... - ' - . .. \N ELORE NOTOR WA 0,====.662,== BT C ., R., POWER EXHAUST NA MERSWIENIEBEIBERBEEIB a 1 - - i ___'#i)) THRCUERIT RE BAEE ELECTRICAL (FOPS) WA UNIT MOUNT EDCROJIT BRENER (FOPS) WA NA`,,...• ....- ._____.... . . , UNIT BOUNTEDDISCONYECT (FOPS) WA POWERED CONYFJIETCE OUTLET (FOPS) PEA HERIEDEICORS (ROPE) 0 0 NAL GUARD WA I . CORNER WEIGHT A WOKE DETECTOR. EUPPLY/ RETIREE KOWA 0:INTROL W WA WARLESS WEB. PEAT EX COWIGEFt .. PEA • ROOF CURB 70A lb BASC UNIT WEIGHTS COMER WEI314113 CF-NTER OF °RAVI fly • • SIPF•0611 I PEET 1:3) 175.011, 1 0 101.016 (e LENGIKT r)WEITH . - I 5:10.0 I, 563.1316 0 1 145.0 0, 0 142.0 lb 3r• I Mr . . . . , • . 1. COWER WEIGHTS AFIE MEN FOR NFORPIATION MY. 2. TO ESMEATE SHPPPIO WEIOME ADDS LEIS TO NET WEIGHT. I SABO UAW WEIGHT 00E3 NOT PICUJOE ACCESSORY WEERT. TO MINN TOTAL WEJOHT,ADD ACCESSORY PET WEIGHT TO WOO LENT WEIGHT. 4 WEONTS FOR OPTONS NOT LISTED ARE . . - 5 Las . - . • • • - . . . . . . . . . .. .. . . . • 1 . . . • • r ,,..,,,.41- . . Lacr,k4..r - A- l' • 1 - . , . . • . • . . .. .. . . . . . . . . . . . . . . . . • . . . . • , . . . , . .. , • . . . • . . • . . . .. • • . . . -_, . . , • . , I NORDLING Proj. No.: 11-074 1. STRUCTURAL MICRO INTERCONTNECTS LLC „...: .,,..., ROOF MECH UNITS - ENGINEERS LLC PAC TRUST ', ' . el 1 6773 SW 111th. Sul:e 200 • 13cax ci :un 01■. 97005 Date: MAR 2011 By JEN Sheet No.: ADAPTER CURB FOR TRANE TSC/ THC/WSC/YSC/YHCO36 -060A ADAPTER CURD 37 1 .44410 9/16° S/A �- . 82 3/8° 471 /8' \i 4ri 04" POSTING THANE UNIT TCDANCD/YCD 081 -1200 TCDANCD/YCD075-090A JNSTRUCTIONk STANDARD FEATURES; 1. REMOVE OLD NC UNIT. • HEAVY GA. GALV. STEEL CONSTRUCTION 2. APPLY 1/4° x 1 1/4" GASKETING. • FULLY INSULATED WITH 1" -1.5 LB. 3. INSTALL & SECURE ADAPTER CURB ON EXISTING CURB DENSITY INSULATION AS REQUIRED BY LOCAL BUILDING CODE. • 1/4" x 1 1/4" GASKETING 4. APPLY 1/4" x 1 1/4° GASKETING ON ADAPTER CURB. • SHIPPED FULLY ASSEMBLED 5. INSTALL & SECURE NEW NC UNIT ON ADAPTER • SUPPLY AND RETURN DUCT CURB AS REQUIRED BY LOCAL BUILDING CODE. CHAMBERS INCLUDED PRODUCT SUBMITTAL QUOTE # • Plenums Inc. Model TC42ACTC90 Manufacturers Equip. Approved • Date Co CHANGE WITHOUT NOTICE FORM: TC42ACTC90.05H8l2009 • [Page Too Large for OCR Processing]