Specifications[Page Too Large for OCR Processing]
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orm 4a Project Name: ONE EMBASSY Page: 1
SYSTEMS - GENERAL
Applicability Plans /Specs
Discussion of qualifying exceptions Show compliance by including a drawing sheet, detail number,
on page 4 -25 specification section and subparagraph.
1. Applicablity (Section 1317)
Is this form required?
2 Form Required. Complete form if a new HVAC system is being installed, or components of an existing HVAC
system are being replaced (I.e., equipment, controls, ductwork, and insulation.)
❑ Exception. The building or part of the building qualifies for an exception from HVAC code requirements.
Applicable code exception is Section 1317.1. Portions of the building that qualify:
Area: Exception ❑ -1 ❑ -2 ❑ -3
Area: Exception ❑ -1 ❑ -2 ❑ -3
Area: Exception ❑ -1 ❑ -2 ❑ -3
❑ Form Not Required. This project does not contain work required to comply with code.
2. Simple or Complex Systems (Section 1317.9 or 1317.10)
2 Simple System. Building contains only Simple HVAC System(s). Complete this form (4a) and equipment efficiency
worksheets as required. Form 4b is not required.
❑ Complex System. Project includes a Complex System. Complete this form (4a), form 4b and equipment efficiency
worksheets as required.
3. Equipment Performance (Section 1317.5)
❑ No New HVAC Equipment. The building plans do not call for new electrical HVAC equipment, combustion heating
equipment, or heat - operated cooling equipment.
2 Complies. All new HVAC equipment have efficiencies not less than those required by code.
The following equipment efficiency worksheets are attached:
❑ -4a ❑ -4b ❑ -4c ❑ -4d ❑ -4e ❑ -4f ❑ -4g ❑ -4h ❑ -4i ❑ -4j
4. Duct Insulation and Sealing (Sections 1317.7 & 1317.8)
0 No Ducts. The building plans and specifications do not call for new HVAC ducts or plenums.
❑ Complies. The plans and specifications call for all air - handling ducts and plenums to be insulated and sealed as
required by Sections 1317.7 &1317.8.
5. Distribution Transformers (Section 1316.1)
El No Distribution Transformers. The plans /specs do not call for new distribution transformers.
❑ Complies. All new distribution transformers comply with efficiency, testing, and labeling requirements of Section
1316.1.1.
❑ Exception. The project qualifies for an exception per Section 1316.1.1, Exceptiion:
0-1 0-2 0-3 0-4 0-5 0-6 0-7 0-8 0-9 0-10 0-11 0-12 0-13 0-14
Attach relevant documentation for appropriate exception. The plans /specs show compliance in the following
locations:
s:a .
4 -1 April 2005
Compliance with OSSC, effective 01/01/05
Form 4a Project Name: ONE EMBASSY Page: 2
SYSTEMS - GENERAL
6. HVAC Controls (Section 1317.4)
6.1 System Thermostat /Zone Controls (Section 1317.4.1)
El Complies. All new HVAC systems include at least one temperature control device responding to temperatures within
the zones.
❑ Exception. HVAC system qualifies for an exception from zone control requirements.
The applicable code exception is Section 1317.4.2, Exception 0 -1 0 -2
Portions of the building that qualify:
The plans /specs show compliance in the following locations:
6.2 Off - hour Controls - Auto Setback or Shutdown (Section 1317.4.3)
2 Complies. Systems must have at least one of the following features:
O Control Setback Complies. Each system is equipped with automatic control capable of reducing energy through
control setback during penods of non -use or alternate use of spaces served.
❑ Equipment Shutdown Complies. Each system is equipped with controls capable of reducing energy use through
automatic shutdown during periods of non -use or alternate use of spaces.
HVAC systems with equipment shutdown are equipped with at least one of the following:
❑ Programmable controls (1317.4.3.1 (1))
O Occupant sensor (1317.4.3.1 (2))
❑ Interlocked to a security system (1317.4.3.1 (3))
❑ Manually activated timers with 2 -hour operation max (1317.4.3.1 (4))
❑ Exception. The building qualifies for an exception to the requirement for automatic setback or shutdown controls.
The applicable code exception is Section 1317.4.3
Exception ❑ -1 ❑ -2
The plans /specs show compliance in the following locations:
6.3 Control Capabilities (Sec. 1317.4.2.1)
O Complies. Zone thermostats are capable of being set to the temperatures described in Sec. 1317.4.2.1. Where
used to control both heating and cooling, zone controls shall be capable of providing a temperature range or
deadband of at least 5 degrees F within which the supply of heating and cooling energy to the zone is shut off or
reduced to a minimum.
❑ Exception. The building qualifies for an exception to the deadband requirements.
The applicable code exception is Section 1317.4.2.1 Exception 0 -1 0 -2
Portions of the building that qualify:
The plans /specs show compliance in the following locations:
1
6.4 Optimum Start Controls (Section 1317.4.3.2)
O Complies. Separate HVAC systems have controls capable of varying start-up time of system to just meet
temperature set point at time of occupancy.
❑ Exception. HVAC systems have a design supply air capacity not exceeding 10,000 cfm.
The plans /specs show compliance in the following locations:
mo
6.5 Heat Pump Controls (Section 1317.4.4)
O No Heat Pump. The plans /specs do not call for a new heat pump
❑ Complies. All new heat pumps equipped with supplementary heaters are controlled to minimize the use of
supplemental heat as defined in Section 1317.4.4.
' The plans /specs show compliance in the following locations:
g
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Form 4a Project Name: ONE EMBASSY Page: 3
SYSTEMS - GENERAL
7. Economizer Cooling (Section 1317.3)
❑ No Cooling. The building plans do not call for a new fan system with mechanical cooling.
• Complies. Each new fan system has an air economizer capable of modulating outside -air and return -air dampers
to provide up to 100 percent of the design supply air as outside air.
❑ Exception At least one new fan system qualifies for an exception. The applicable code exception is Section
1317.3, Exception ❑ -1 ❑ -i ❑ -3 ❑ -4 ❑ -5 ❑ -6
If Exception 3 is selected complete the following:
(a) Total cooling capacity of exempt units (Btu /hr)
(b) Total installed building cooling capacity (Btu /hr)
❑ Complies. Sum of exempt units rated at less than 54,000 Btu /hr is <240,000 Btu /hr or a/b
< 0.10 (10% of total building cooling capacity).
Unit Identifier of exempt units:
The plans /specs show compliance in the following locations:
8. Economizer Pressure Relief & Integration (Section 1317.3.1 and 1317.3.2)
❑ No Economizers Required. Project does not contain a new fan system requiring economizers.
❑ Overpressurization Complies. The drawings specifically identify a pressure relief mechanism for each fan system
that will relieve the extra air introduced by the economizer.
El Integration Complies. Economizer is capable of providing partial cooling even when additional mechanical cooling
is required to meet the remainder of the cooling load.
❑ Exception. The applicable exception is Section 1317.3.2, Exception ❑ - ❑ -
The plans /specs show compliance in the following locations:
9. Hot Gas Bypass (Section 1317.5)
El No Hot Gas Bypass
❑ Complies. See allowable amount of hot gas bypass as a percentage of total cooling capacity in table below.
Unit ID Rated Cooling Capacity Hot Gas Bypass Capacity
Allowable Hot Gas Bypass
Rated Cooling Capacity Max Hot Gas Bypass Capacity
< 240,000 Btu /hr 50
>240,000 Btu /hr 25%
❑ Exception. Unitary packaged system with cooling capacity no greater than 90,000 Btu /h
4 -3 April 2005
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Form 4a Project Name: ONE EMBASSY Page: 4
SYSTEMS - GENERAL
10. Shutoff Dampers (1317.4.3.3)
❑ Not Required. Shutoff dampers are not required on this project.
O Complies. Each outdoor air supply & exhaust system shall be equipped with motorized dampers.
❑ Exception. The building qualifies for an exception to the motorized damper requirement. The applicable code
exception is Section 1317.4.3.3 Exception ❑ -1 ❑ -2 ❑ -3 ❑ -4 ❑ -5 ❑ -6
The plans /specs show compliance in the following locations:
10.1. Shutoff Damper Controls (Section 1317.4.3.3.1)
O Complies. Outdoor air supply and exhaust systems shall be provided dampers that automatically shut when
systems or spaces served are not in use or during building warm -up, cooldown, or setback.
❑ Complies. Stair and shaft vents are capable of being automatically closed during normal building operation and
interlocked to open as required by fire and smoke detection systems.
The plans /specs show compliance in the following locations:
10.2. Motorized Damper Leakage (1317.4.3.3.2)
O Complies. Motorized outdoor air supply and exhaust air dampers have a maximum leakage rate of 4 cfm /ft2 at 1.0
in w.g. when tested in accordance with AMCA Standard 500 -1998.
❑ Exception. Packaged HVAC equipment may have maximum leakage rate of 20 cfm /ft at 1 0 in w.g. when tested in
accordance with AMCA Standard 500 -1998.
The plans /specs show compliance in the following locations:
11. Piping Insulation (Section 1314)
El No New Piping. The building plans and specifications do not call for new piping serving a heating or cooling
system or part of a circulating service water heating system.
❑ Complies. All new piping serving a heating or cooling system or part of a circulating service water heating system
complies with the requirements of the Code, Section 1314.1.
❑ Exception. New piping qualifies for exception: Section 1314.1, Exception ❑ -1 ❑ -2
12. Occupancy Ventilation
E Complies. Mechanical ventilation systems provide the required amount of ventilation is indicated in
plans /specifications as specified in Chapter 4 of the Oregon Mechanical Specialty Code.
❑ Complies. Natural ventilation systems provide required amount of ventilation as certified by a reg- istered architect
or engineer as specified by Section1203.4.1, Exception. Attach worksheet 4m.
The plans /specs show compliance in the
following locations:
The plans /specs show compliance on the
e r following pages:
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Form 4a Project Name: ONE EMBASSY Page: 5
• SYSTEMS - GENERAL
13. High Occupancy Ventilation (Section 1317.2.2)
O Complies. HVAC systems with ventilation air capacities of 1,500 CFM or greater that serve areas having an average
occupant load of 20 square feet per person or less from Table 1004.1.2 have a means to automatically reduce
outside air intake.
Identify applicable systems:
Plans /specs indicate where equipment (i.e. carbon dioxide sensor) and sequence is specified:
❑ Exception. HVAC systems are equipped with an energy recovery device with at least 50% recovery effectiveness.
❑ No High Occupancy Systems. Project does not contain an HVAC system as described above.
14. Exhaust Air Heat Recovery (Section 1318.3)
O Not Regulated. HVAC system does not have: 1) design supply air cap. of >10,000 cfm, and 2) min. outside air
supply >70 %, and 3) at least 1 exhaust fan rated at 75% of min outside air supply.
❑ Complies. Heat recovery system increases outside air temperature by 20 °F (Climte Zone 1) or 30 °F (Zone 2) and
has provision to provide bypass during air economizer mode.
❑ Exception. An HVAC system qualifies for an exception to this requirement. Applicable exception from Section 1318.3
Exception ❑ -1 ❑ -2 ❑ -3 ❑ -4 ❑ -5 ❑ -6 ❑ -7
The plans /specs show compliance in the following locations:
15. Large Volume Fan Systems (Section 1318.4.2.4)
O Not Regulated. The building plans or specifications do not call for fan systems over 15,000 CFM that serve a single
zone and function for the purpose of temperature control.
❑ Complies. Fan systems are equipped with variable frequency drive or two speed motor to reduce airflow as required
by Section 1318.4.2.3.
The plans /specs show compliance in the following locations
16. Variable Speed Drives (Section 1317.10.3.1)
❑ Not Regulated. The building plans or specifications do not call for fan and pump motors 10 horsepower and greater
that serve variable -flow air or liquid systems.
O Complies. All fan and pump motors 10 hp and greater which serve variable -flow air or liquid systems are controlled
by a variable -speed drive.
❑ Exception. The building qualifies for an exception to the variable -speed drive requirement.
Portions of the building that qualify'
Applicable code exception is Section 1317 10.3.1, Exception
The plans /specs show compliance in the following locations
17. Service Water Heating (Sec. 1315)
O No New Water Heating. The building plans and specifications do not call for new water heaters, hot water storage
tanks or service hot water distribution systems
❑ Complies. All new water heaters, hot water storage tanks or service hot water distribution systems comply with the
requirements of the Section 1315.
• ❑ Exception. The applicable code exception is Section: Exception:
. ` Portions of the building that qualify:
t'' The plans /specs show compliance in the following locations:
4 -5 April 2005
Compliance with OSSC. effective 01/01/05