23A-070 70 Main Comm Check 2013-09-06Project Title: Valley Medical Expansion Report date: 09/06/13
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COMcheck Software Version 3.9.2
Envelope Compliance Certificate
2012 IECC
Section 1: Project Information
Project Type: Addition
Project Title : Valley Medical Expansion
Construction Site:Owner/Agent:Designer/Contractor:
70 Main St.
Northampton, MA
Matt McDonough
Middle Hampshire Development
c/o McDonough Realty
270 Exchange St.
Chicopee, MA 01013
(413) 746-5500
Ben Schenkelberg
Bernard Schenkelberg, AIA
One Monarch Place
Suite 2540
Springfield, MA 01144
(920) 434-3277
Section 2: General Information
Building Location (for weather data):Northampton, Massachusetts
Climate Zone:5a
Building Space Conditioning Type(s):Nonresidential
Vertical Glazing / Wall Area Pct.:8%
Activity Type(s)Floor Area
Healthcare Clinic/Hospital:Exam/treatment 4500
Section 3: Requirements Checklist
Envelope PASSES: Design 2% better than code.
Climate-Specific Requirements:
Component Name/Description Gross
Area or
Perimeter
Cavity
R-Value
Cont.
R-Value
Proposed
U-Factor
Budget
U-Factor(a)
Roof 1: Insulation Entirely Above Deck 4500 ---25.0 0.039 0.039
Exterior Wall 1: Steel-Framed, 16" o.c.2500 19.0 7.5 0.060 0.064
Window 1: Metal Frame with Thermal Break:Double Pane with
Low-E, Reflective, Fixed, SHGC 0.17
200 ------0.250 0.380
Door 1: Insulated Metal, Swinging 42 ------0.600 0.370
Floor 1: Slab-On-Grade:Unheated, Horizontal with vertical 4 ft.190 ---10.0 ------
(a) Budget U-factors are used for software baseline calculations ONLY, and are not code requirements.
Air Leakage, Component Certification, and Vapor Retarder Requirements:
q 1.Continuous air barrier is provided throughout the building thermal envelope.
q 2.Air barrier joints and seams are sealed. The joints and seals are securely installed in or on the joint for its entire length.
q 3.Penetrations of the air barrier and paths of air leakage are caulked, gasketed or otherwise sealed in a manner compatible with
the construction materials and location. Joints and seals are sealed in the same manner or taped or covered with a moisture
vapor-permeable wrapping material. The joints and seals are securely installed in or on the joint for its entire length.
q 4.The air barrier is continuous for all assemblies that are the thermal envelope and across the joints and assemblies.
q 5.Recessed lighting fixtures installed in the building envelope are Type IC rated as meeting ASTM E283, tested to <=2.0 cfm, and are
sealed with gasket or caulk.
q 6.Completed building air leakage tested to <=0.40 cfm/ft2.
q 7.Air leakage of fenestration. Windows/non-glazed sliding and swinging doors/skylights with no weepage openings <= 0.20
cfm/ft2. Skylights with weepage <= 0.30 cfm/ft2. Curtain walls/storefront glazing <= 0.06 cfm/ft2. Doors: glazed swinging
entrance/revolving/rolling <= 1.00 cfm/ft2. Doors: garage <= 0.40 cfm/ft2.
Project Title: Valley Medical Expansion Report date: 09/06/13
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Exceptions:
q Field-fabricated assemblies.
q 8.Doors and access openings from conditioned space to shafts, chutes stairways and elevator lobbies are gasketed, weatherstripped or
sealed.
Exceptions:
q Door openings required to comply with International Building Code as per Section C402.4.4.
q 9.Stairway and shaft vents are provided with Class I motorized dampers with a leakage rate <= 4 cfm/ft2. Dampers are installed with
controls so that they are capable of automatically opening upon activation of any fire alarm or the interruption of power to the damper.
q 10.Outdoor air supply and exhaust openings are provided with Class IA motorized dampers having a leakage rate <=4 cfm/ft2.
Exceptions:
q Gravity (nonmotorized) dampers having a leakage rate <=20 cfm/ft2 are permitted for exhaust and relief dampers for buildings less
than three stories in height above grade, or where the design outdoor air intake or exhaust capacity <=300 cfm.
q Dampers smaller than 24 inches in either dimension are permitted to have a leakage <=40 cfm/ft2.
q 11.Cargo doors and loading dock doors are weather sealed.
q 12.Building entrance doors have a vestibule equipped with self-closing devices.
Exceptions:
q Building entrances with revolving doors.
q Doors not intended to be used as a building entrance by the public, or intended solely for employee use.
q Doors that open directly from a space less than 3000 sq. ft. in area.
q Doors used primarily to facilitate vehicular movement or materials handling and adjacent personnel doors.
q Doors opening directly from a sleeping/dwelling unit.
q 13.Component R-values & U-factors labeled as certified.
q 14.No roof insulation is installed on a suspended ceiling with removable ceiling panels.
q 15.'Other' components have supporting documentation for proposed U-Factors.
q 16.Insulation installed according to manufacturer's instructions, in substantial contact with the surface being insulated, and in a manner
that achieves the rated R-value without compressing the insulation. Except when instructed otherwise, edge joints between overlapping
layers of continuous insulation are staggered.
q 17.Slab insulation extending away from building is covered by pavement or >= 10 inches of soil.
q 18.Radiant panels and associated components, designed for heat transfer from the panel surfaces to the occupants or indoor space are
insulated with a minimum of R-3.5
Minimum Skylight-Daylighting Requirements:
q 19.In enclosed spaces > 10,000 ft2 directly under a roof with ceiling heights >15 ft. and used as an office, lobby, atrium, concourse,
corridor, storage, gymnasium/exercise center, convention center, automotive service, manufacturing, non-refrigerated warehouse, retail
store, distribution/sorting area, transportation, or workshop, the following requirements apply unless exempted:
q The daylight zone under skylights is >= half the floor area;
q The skylight area to daylight zone is >= 3 percent with a skylight VT >= 0.40; or a minimum skylight effective aperture >= 1 percent.
Exceptions:
q Spaces where the proposed general lighting power densities < 0.5 W/ft2.
q Areas with obstructions that block direct beam sunlight on >= 1/2 of the roof over the enclosed area for more than 1,500 daytime
hours per year between 8 am and 4 pm.
q Spaces where the daylight zone under rooftop monitors is > 50 percent of the enclosed space floor area.
Project Title: Valley Medical Expansion Report date: 09/06/13
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q 20.Skylights in office, storage, automotive service, manufacturing, non-refrigerated warehouse, retail store, and distribution/sorting area
have a measured haze value > 90 percent unless designed to exclude direct sunlight.
Section 4: Compliance Statement
Compliance Statement: The proposed envelope design represented in this document is consistent with the building plans, specifications
and other calculations submitted with this permit application. The proposed envelope system has been designed to meet the 2012 IECC
requirements in COMcheck Version 3.9.2 and to comply with the mandatory requirements in the Requirements Checklist.
Name - Title Signature Date
Project Title: Valley Medical Expansion Report date: 09/06/13
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COMcheck Software Version 3.9.2
Interior Lighting Compliance
Certificate
2012 IECC
Section 1: Project Information
Project Type: Addition
Project Title : Valley Medical Expansion
Construction Site:Owner/Agent:Designer/Contractor:
70 Main St.
Northampton, MA
Matt McDonough
Middle Hampshire Development
c/o McDonough Realty
270 Exchange St.
Chicopee, MA 01013
(413) 746-5500
Ben Schenkelberg
Bernard Schenkelberg, AIA
One Monarch Place
Suite 2540
Springfield, MA 01144
(920) 434-3277
Section 2: Interior Lighting and Power Calculation
A
Area Category
B
Floor Area
(ft2)
C
Allowed
Watts / ft2
D
Allowed Watts
(B x C)
Healthcare Clinic/Hospital:Exam/treatment 4500 1.7 7650
Total Allowed Watts =7650
Section 3: Interior Lighting Fixture Schedule
A
Fixture ID : Description / Lamp / Wattage Per Lamp / Ballast
B
Lamps/
Fixture
C
# of
Fixtures
D
Fixture
Watt.
E
(C X D)
Healthcare Clinic/Hospital:Exam/treatment (4500 sq.ft.)
Linear Fluorescent 1: 48" T8 32W: Electronic:3 50 96 4800
Total Proposed Watts =4800
Section 4: Requirements Checklist
Lighting Wattage:
q 1. Total proposed watts must be less than or equal to total allowed watts.
Allowed Wattage: 7650 Proposed Wattage: 4800
Complies: YES
Mandatory Requirements:
q 2. Dwelling units (complete independent living facilities) within commercial buildings are not required to comply with interior lighting
requirements of this code provided that >=75 percent of the permanently installed fixtures other than low voltage lighting contain only
high efficacy lamps.
q 3. Manual Controls: Each enclosed space has manual lighting control. Remotely located manual controls are labelled for area of service
and indicate on/off status.
Exception(s):
q Security/emergency areas with 24-hour operation.
q Stairways/corridors that are means of egress.
q 4. Light Reduction Controls: Each space required to have a manual control also allows for reducing the connected lighting load by at least
50 percent by either controlling all luminaires, dual switching of alternate rows of luminaires, alternate luminaires, or alternate lamps,
switching the middle lamp luminaires independently of other lamps, or switching each luminaire or each lamp.
Exception(s):
q Only one luminaire (lamp < 100 W) in space.
Project Title: Valley Medical Expansion Report date: 09/06/13
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q An occupant-sensing device controls the area.
q The area is a corridor, equipment/store rooms, restrooms, public lobby, elec./mech. room, or sleeping unit.
q Areas that use < 0.6 Watts/sq.ft.
q Daylight spaces having automatic daylighting controls.
q 5. Automatic time switching controls are installed and have an override switching device. The override switching device allows for <= 2
hour operation cycle within spaces <= 5000 sq.ft., manual operation, and is readily accessible and located where the operation of the
connected lights are visible or communicated to the switch.
Exception(s):
q Sleeping units, patient care areas; and spaces where automatic shutoff would endanger safety or security or where lighting is
intended for 24-hour operation.
q Emergency egress lighting.
q Spaces where lighting is controlled with occupancy sensors.
q Malls, arcades, auditoriums, single tenant retail spaces, industrial facilities and arenas that are <= 20,000 sq.ft. are permitted
exceed the 2-hour operation cycle limit when a captive key device override switch is installed.
q 6. Occupant sensors are installed in the following spaces and automatically turn lighting off within 30 minutes of all occupants leaving the
space: Classrooms, conference/meeting/training rooms, employee lunch and break rooms, private offices, storage/janitorial rooms,
restrooms, and other spaces <= 300 sq.ft. Automatic-on sensors set power on <50 percent power.
Exception(s):
q Full power automatic-on controls are permitted where manual-on operation would endanger the safety or security of the room or
building occupants.
q 7. Daylight zones have either individual lighting controls independent from that of the general area lighting that are either manual or
automatic and serve zones <= 2,500 sq.ft. Zones under skylights more than 15 feet from the perimeter have lighting controls separate
from daylight zones adjacent to vertical fenestration.
Exception(s):
q Contiguous daylight zones spanning no more than two orientations are allowed to be controlled by a single controlling device.
q Daylight spaces enclosed by walls or ceiling height partitions and containing two or fewer light fixtures are not required to have a
separate switch for general area lighting.
q 8. Automatic daylight zone controls are capable of reducing power to < 35 percent using continuous dimming ballasts and
daylight-sensing controls OR, are capable of automatic power reduction using step-dimming multi-level switching and daylight-sensing
controls having at least two control channels per zone and at least one control step in the 50 - 70 percent range and another <= 35
percent of design power.
q 9. Medical task lighting or art/history display lighting claimed to be exempt from compliance has a control device independent of the
control of the nonexempt lighting.
q 10. Separate control device for display/accent lighting, case lighting, task lighting, nonvisual lighting, under-shelf/cabinent lighting, lighting
for sale, and demonstration lighting.
q 11. Hotel/motel sleeping units and guest suites have control device(s) at the entry door that control all permanent luminaires and switched
receptacles.
q 12. Exit signs 5 Watts or less per sign.
q 13. Tandem wired one-lamp and three-lamp ballasted luminaires (No single-lamp ballasts).
Exception(s):
q Electronic high-frequency ballasts.
q Luminaires not on same switch.
q Recessed luminaires 10 ft. apart or surface/pendant not continuous.
q Luminaires on emergency circuits.
Interior Lighting PASSES: Design 37% better than code.
Section 5: Compliance Statement
Compliance Statement: The proposed lighting design represented in this document is consistent with the building plans, specifications
and other calculations submitted with this permit application. The proposed lighting system has been designed to meet the 2012 IECC
requirements in COMcheck Version 3.9.2 and to comply with the mandatory requirements in the Requirements Checklist.
Name - Title Signature Date
Project Title: Valley Medical Expansion Report date: 09/06/13
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COMcheck Software Version 3.9.2
Mechanical Compliance Certificate
2012 IECC
Section 1: Project Information
Project Type: Addition
Project Title : Valley Medical Expansion
Construction Site:Owner/Agent:Designer/Contractor:
70 Main St.
Northampton, MA
Matt McDonough
Middle Hampshire Development
c/o McDonough Realty
270 Exchange St.
Chicopee, MA 01013
(413) 746-5500
Ben Schenkelberg
Bernard Schenkelberg, AIA
One Monarch Place
Suite 2540
Springfield, MA 01144
(920) 434-3277
Section 2: General Information
Building Location (for weather data):Northampton, Massachusetts
Climate Zone:5a
Section 3: Mechanical Systems List
Quantity System Type & Description
1 HVAC System 1 (Multiple-Zone) :
Cooling: 1 each - Rooftop Package Unit, Capacity = 120 kBtu/h, Air-Cooled Condenser, Air Economizer
Proposed Efficiency = 11.20 EER, Required Efficiency = 11.20 EER
Fan System: None
Section 4: Requirements Checklist
Requirements Specific To: HVAC System 1 :
q 1.Equipment minimum efficiency: Rooftop Package Unit: 11.20 EER (11.4 IEER)
q 2.Minimum one temperature control device per zone
q 3.Integrated air economizer is required for individual cooling systems and allows modulation of outdoor air and return air dampers to
provide up to 100% of the design supply air quantity as outdoor air for cooling. All air economizers shall be capable of automatically
reducing outdoor air intake to the design minimum outdoor air quantity when outdoor air intake will no longer reduce cooling energy
usage.
q 4.Air economizer dampers can be sequenced with the cooling equipment and not controlled exclusively by mixed air temperature.
Exception(s):
q System controlled from space temperature (such as single-zone systems).
q 5.Cooling system provides a means to relieve excess outdoor air during economizer operation.
q 6.Systems serving more than one zone must be VAV systems
q 7.Controls capable of resetting supply air temp (SAT) by 25% of SAT-room temp difference
Exception(s):
q Systems that prevent reheating, recooling or mixing of heated and cooled supply air
q Seventy five percent of the energy for reheating is from site-recovered or site solar energy sources.
q Zones with peak supply air quantities of 300 cfm (142 L/s) or less.
q 8.Hot gas bypass prohibited unless system has multiple steps of unloading or continuous capacity modulation
q 9.Hot gas bypass limited to 50% of total cooling capacity
q 10.VAV fans with static pressure sensors are located so that controller setpoint is no more than one-third of the total design static pressure.
For ducts with major splits, at least one sensor is located on each major branch.
q 11.Systems with DDC of individual zone boxes reporting to the central control panel has static pressure setpoint reset based on the zone
requiring the most pressure.
Project Title: Valley Medical Expansion Report date: 09/06/13
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Generic Requirements: Must be met by all systems to which the requirement is applicable:
q 1.Plant equipment and system capacity no greater than needed to meet loads
Exception(s):
q Standby equipment automatically off when primary system is operating
q Multiple units controlled to sequence operation as a function of load
q 2.Minimum one temperature control device per system
q 3.Minimum one humidity control device per installed humidification/dehumidification system
q 4.Load calculations per ASHRAE/ACCA Standard 183.
q 5.Automatic Controls: Setback to 55°F (heat) and 85°F (cool); 7-day clock, 2-hour occupant override, 10-hour backup
Exception(s):
q Continuously operating zones
q 2 kW demand or less, submit calculations
q 6.Automatic start controls that can automatically adjust the daily start time of the HVAC system are provided for each system.
q 7.Outside-air source for ventilation; system capable of reducing OSA to required minimum
q 8.R-6 supply and return air duct insulation in unconditioned spaces
R-8 supply and return air duct insulation outside the building
R-8 insulation between ducts and the building exterior when ducts are part of a building assembly
Exception(s):
q Ducts located within equipment
q Ducts with interior and exterior temperature difference not exceeding 15°F.
q 9.Ducts sealed - longitudinal seams on rigid ducts; transverse seams on all ducts; UL 181A or 181B tapes and mastics
q 10.Operation and maintenance manual provided to building owner
q 11.Demand control ventilation (DCV) present for high design occupancy areas (>25 person/1000 ft2 in spaces >500 ft2) and served by
systems with any one of 1) an air-side economizer, 2) automatic modulating control of the outdoor air damper, or 3) a design outdoor
airflow greater than 3000 cfm.
Exception(s):
q Systems with heat recovery.
q Multiple-zone systems without DDC of individual zones communicating with a central control panel.
q Systems with a design outdoor airflow less than 1200 cfm.
q Spaces where the supply airflow rate minus any makeup or outgoing transfer air requirement is less than 1200 cfm.
q Ventilation for process loads only.
q 12.Motorized, automatic shutoff dampers required on exhaust and outdoor air supply openings
Exception(s):
q Gravity dampers acceptable in buildings <3 stories
q 13.Automatic controls for freeze protection systems present
q 14.Each fan system has an energy recovery system when one of the following conditions are met:
30% >= POA < 40% AND DAF >= 5,500 cfm
40% >= POA < 50% AND DAF >= 4,500 cfm
50% >= POA < 60% AND DAF >= 3,500 cfm
60% >= POA < 70% AND DAF >= 2,000 cfm
70% >= POA < 80% AND DAF >= 1,000 cfm
80% >= POA AND DAF >= 0 cfm
where POA = Percent outdoor air at full design airflow rate and DAF = Design supply fan airflow rate
Exception(s):
q Laboratory fume hood systems with a total exhaust rate <= 5000 cfm.
q Systems serving spaces that are not cooled and heated to <60°F.
q Systems with more than 60% of the outdoor heating energy is provided from site-recovered or site solar energy.
q Systems exhausting toxic, flammable, paint, or corrosive fumes or dust.
q Systems requiring dehumidification with cooling coil energy recovery in series with the cooling coil.
q Systems expected to operate < 20 hrs per week when outdoor air percentage >= 30%.
q Where the largest exhaust source is less than 75% of the design outdoor airflow.
q 15.Mechanical systems shall meet commissioning and completion requirements in Section C408.2.
Section 5: Compliance Statement
Compliance Statement: The proposed mechanical design represented in this document is consistent with the building plans, specifications
and other calculations submitted with this permit application. The proposed mechanical systems have been designed to meet the 2012 IECC,
Chapter 8, requirements in COMcheck Version 3.9.2 and to comply with the mandatory requirements in the Requirements Checklist.
Project Title: Valley Medical Expansion Report date: 09/06/13
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Name - Title Signature Date
Section 6: Post Construction Compliance Statement
q HVAC record drawings of the actual installation, system capacities, calibration information, and performance data for each equipment
provided to the owner.
q HVAC O&M documents for all mechanical equipment and system provided to the owner by the mechanical contractor.
q Written HVAC balancing and operations report provided to the owner.
The above post construction requirements have been completed.
Principal Mechanical Designer-Name Signature Date