reglab/statecodes huggingface dataset:
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40375 - Section C403.7.5-Loading dock and garage ventilation system controls

Current through Register Vol. 24-14, July 15, 2024
C403.7.5
Loading
			 dock, motor vehicle repair garage, and parking garage ventilation system
			 controls.
Mechanical ventilation systems for loading docks, motor
			 vehicle repair garages, and parking garages shall be designed to exhaust the
			 airflow rates (maximum and minimum) determined in accordance with the
International Mechanical Code
.
Ventilation systems shall be equipped with a control device
				that operates the system automatically by means of carbon monoxide detectors
				applied in conjunction with nitrogen dioxide detectors. Controllers shall be
				configured to shut off fans or modulate fan speed to 20 percent or less of
				design capacity, or intermittently operate fans less than 20 percent of the
				occupied time or as required to maintain acceptable contaminant levels in
				accordance with the
International Mechanical Code
provisions.
Ventilation systems with total ventilation system motor
				nameplate horsepower exceeding 5 hp (3.7 kW) at fan system design conditions
				and those with heating and/or cooling shall have controls and devices that
				modulate fan speed and result in fan motor demand of no more than 30 percent of
				design wattage at 50 percent of the design airflow.
Gas sensor controllers used to activate the exhaust ventilation
				system shall stage or modulate fan speed upon detection of specified gas
				levels. All equipment used in sensor controlled systems shall be designed for
				the specific use and installed in accordance with the manufacturer's
				recommendations. The system shall be arranged to operate automatically by means
				of carbon monoxide detectors applied in conjunction with nitrogen dioxide
				detectors. Parking garages, repair garages, and loading docks shall be equipped
				with a controller and a full array of carbon monoxide (CO) sensors set to
				maintain levels of carbon monoxide below 35 parts per million (ppm).
				Additionally, a full array of nitrogen dioxide detectors shall be connected to
				the controller set to maintain the nitrogen dioxide level below the OSHA
				standard for eight hour exposure.
Spacing and location of the sensors shall be installed in
				accordance with manufacturer recommendations.
C403.7.5.1
System activation devices
			 for loading docks.
Ventilation systems for enclosed loading docks shall operate
				continuously during unoccupied hours at 50 percent or less of design capacity
				and shall be activated to the full required ventilation rate by one of the
				following:
1. Gas sensors installed in
			 accordance with the
International Mechanical Code
;
			 or
2. Occupant detection sensors
			 used to activate the system that detects entry into the loading area along both
			 the vehicle and pedestrian pathways.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40377 - Section C403.7.7-Exhaust systems

Current through Register Vol. 24-14, July 15, 2024
C403.7.7
Exhaust
			 systems
C403.7.7.1
Kitchen
			 exhaust systems
C403.7.7.1.1
Replacement air.
Replacement air introduced directly into the
			 exhaust hood cavity shall not be greater than 10 percent of the hood exhaust
			 airflow rate.
C403.7.7.1.2
Kitchen exhaust hood certification and maximum airflow.
Where a kitchen or kitchen/dining facility has a total kitchen
				hood exhaust airflow rate that is greater than 2,000 cfm, each hood shall be a
				factory built commercial exhaust hood listed by a nationally recognized testing
				laboratory in compliance with UL 710 and each hood shall have a maximum exhaust
				rate as specified in Table C403.7.7.1.2. Where a single hood, or hood section,
				is installed over appliances with different duty ratings, the maximum allowable
				flow rate for the hood or hood section shall be based on the requirements for
				the highest appliance duty rating under the hood or hood section.
EXCEPTION:
Type II dishwasher exhaust hoods that have an exhaust
						  airflow of 1000 cfm or less.
Table C403.7.7.1.2 Maximum Net Exhaust Flow Rate, CFM Per
				Linear Foot of Hood Length
Type of Hood
Light-duty Equipment
Medium-duty
						  Equipment
Heavy-duty Equipment
Extra-heavy-duty
						  Equipment
Wall-mounted canopy
140
210
280
385
Single island
280
350
420
490
Double island (per side)
175
210
280
385
Eyebrow
175
175
NA
NA
Backshelf/pass-over
210
210
280
NA
For SI: 1 cfm = 0.4719 L/s; 1 foot = 305 mm
NA = Not allowed
C403.7.7.1.3
Kitchen exhaust hood
			 system.
Kitchen exhaust hood systems serving Type I exhaust hoods shall
			 be provided with
demand control kitchen ventilation
(DCKV)
			 controls where a kitchen or kitchen/dining facility has a total kitchen hood
			 exhaust airflow rate greater than 2000 cfm. DCKV systems shall be configured to
			 provide a minimum of 50 percent reduction in exhaust and replacement air system
			 airflows in response to appliance operation and to maintain full capture and
			 containment of smoke, effluent and combustion products during cooking and idle
			 operation.
EXCEPTIONS:
1. UL 710 listed exhaust hoods that have a design
						  maximum exhaust airflow rate no greater than 250 cfm per linear foot of hood
						  that serve kitchen or kitchen/dining facilities with a total kitchen hood
						  exhaust airflow rate less than 5000 cfm.
2. An energy recovery device is installed on the
						  kitchen exhaust with a sensible heat recovery effectiveness of not less than 40
						  percent or not less than 50 percent of the total exhaust hood airflow.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-4038 - Section C403.8-Fan and fan controls

Current through Register Vol. 24-14, July 15, 2024
C403.8
Fan and
			 fan controls.
Fans in HVAC systems shall comply with Sections C403.8.1
			 through C403.8.5.1.
The airflow requirements of Section C403.8.5.1 shall apply to
				all fan motors. Low capacity ventilation fans shall also comply with Section
				C403.8.4.
C403.8.1
Fan
			 System.
Each
fan system
that includes at least one fan
			 or fan array with
fan electrical input power
[GREATER THAN
			 EQUAL TO] 1 kW, moving air into, out of, or between conditioned spaces or
			 circulating air for the purpose of conditioning air within a space shall comply
			 with Sections C403.8.1.1 through C403.8.1.2.
C403.8.1.1
Determining fan power
			 budget.
For each
fan system
, the
fan system
			 electrical input power
(Fan kWdesign,system)
			 determined in accordance with Section C403.8.1.2 at the
fan system
			 airflow
shall not exceed Fan kWbudget.
			 Calculate fan power budget (Fan kWbudget) for each
fan system
as follows:
1.
			 Determine the
fan system airflow
and choose the appropriate
			 table(s) for fan power allowance.
1.1. For
single-cabinet fan systems
, use the
fan system
			 airflow
and the power allowances in both Table C403.8.1.1(1) and Table
			 C403.8.1.1(2).
1.2. For
supply-only fan systems
, use the
fan system
			 airflow
and power allowances in Table C403.8.1.1(1).
1.3. For
relief fan systems
,
			 use the design relief airflow and the power allowances in Table
			 C403.8.1.1(2).
1.4. For exhaust,
			 return and transfer
fan systems
, use the
fan system
			 airflow
and the power allowances in Table C403.8.1.1(2).
1.5. For complex and DOAS with energy
			 recovery
fan systems
, separately calculate the
fan
			 power
allowance for the supply and return/ exhaust systems and sum
			 them. For the supply airflow, use supply airflow at the
fan
			 system
design conditions, and the power allowances in Table
			 C403.8.1.1(1). For the return/exhaust airflow, use return/ exhaust airflow at
			 the
fan system
design conditions, and the power allowances in
			 Table C403.8.1.1(2).
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-4039 - Section C403.9-Heat rejection and heat recovery equipment

Current through Register Vol. 24-14, July 15, 2024
C403.9
Heat
			 rejection and heat recovery equipment.
C403.9.1
Heat rejection
			 equipment.
Heat rejection equipment, including air-cooled condensers,
			 dry coolers, open-circuit cooling towers, closed-circuit cooling towers and
			 evaporative condensers, shall comply with this section.
EXCEPTION:
Heat rejection devices where energy usage is included
						  in the equipment efficiency ratings listed in Tables C403.3.2(1), C403.3.2(2),
						  C403.3.2(3), C403.3.2(4), C403.3.2(8), C403.3.2(9), C403.3.2(10) and
						  C403.3.2(16).
Heat rejection equipment shall have a minimum efficiency
				performance not less than values specified in Table C403.3.2 (7).
C403.9.1.1
Fan speed control.
Each fan powered by an individual motor or array of motors with a connected
			 power, including the motor service factor, totaling 5 hp (3.7 kW) or more shall
			 have controls and devices configured to automatically modulate the fan speed to
			 control the leaving fluid temperature or condensing temperature and pressure of
			 the heat rejection device. Fan motor power input shall be not more than 30
			 percent of design wattage at 50 percent of the design airflow.
EXCEPTIONS:
1.Fans serving multiple refrigerant or fluid cooling
						  circuits.
2.Condenser fans serving flooded condensers.
C403.9.1.2
Multiple-cell heat rejection
			 equipment.
Multiple-cell heat rejection equipment with variable speed
			 fan drives shall be controlled to operate the maximum number of fans allowed
			 that comply with the manufacturer's requirements for all system components and
			 so that all fans can operate at the same fan speed required for the
			 instantaneous cooling duty, as opposed to staged (on/off) operation. The
			 minimum fan speed shall be the minimum allowable speed of the fan drive system
			 in accordance with the manufacturer's recommendations.
C403.9.1.3
Limitation on centrifugal
			 fan open-circuit cooling towers.
Centrifugal fan open-circuit cooling
			 towers with a combined rated capacity of 1,100 gpm (4164 L/m) or greater at
			 95°F (35°C) condenser water return, 85°F (29°C) condenser water
			 supply, and 75°F (24°C) outdoor air wet-bulb temperature shall meet the
			 energy efficiency requirement for axial fan open-circuit cooling towers listed
			 in Table C403.3.2 (7).
C403.9.1.4
Tower flow turndown.
Open-circuit cooling towers used on
			 water-cooled chiller systems that are configured with multiple- or
			 variable-speed condenser water pumps shall be designed so that all open circuit
			 cooling tower cells can be run in parallel with the larger of the flow that is
			 produced by the smallest pump at its minimum expected flow rate or at 50
			 percent of the design flow for the cell.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40392 - Section C403.11-Mechanical systems outside the building envelope

Current through Register Vol. 24-14, July 15, 2024
C403.11
Mechanical systems located outside of the building thermal
			 envelope.
Mechanical systems providing heat outside of the thermal
			 envelope of a building shall comply with Sections C403.11.1 through C403.11.3.
C403.11.1
Heating outside a
			 building.
Systems installed to provide heat outside a building shall be
			 radiant systems.
Such heating systems shall be controlled by an occupancy
				sensing device or a timer switch, so that the system is automatically
				deenergized when no occupants are present.
C403.11.2
Snow- and ice-melt system
			 controls.
Snow- and ice-melting systems, supphed through energy service
			 to the building, shall include automatic controls configured to shut off the
			 system when the pavement temperature is above 50°F (10°C) and no
			 precipitation is falling and an automatic control that is configured to shut
			 off when the outdoor temperature is above 40°F (4°C) so that the
			 potential for snow or ice accumulation is negligible.
C403.11.3
Freeze protection system
			 controls.
Freeze protection systems, such as heat tracing of outdoor
			 piping and heat exchangers, including self-regulating heat tracing, shall
			 include automatic controls configured to shut off the systems when outdoor air
			 temperatures are above 40°F (4°C) or when the conditions of the
			 protected fluid will prevent freezing.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40394 - Section C403.13-Dehumidification for plant growth

Current through Register Vol. 24-14, July 15, 2024
C403.13
Dehumidification in spaces for plant growth and maintenance.
Equipment that dehumidifies building spaces used for plant growth and
			 maintenance shall be one of the following:
1.
Stand-alone dehumidifiers
that meet the following minimum
			 integrated energy factors as measured by the test conditions in Appendix X1 to
			 Subpart B of  10 C.F.R. Part 430  :
1.1.
			 Minimum integrated energy factor of 1.77 L/kWh for product case volumes of 8.0
			 cubic feet or less;
1.2. Minimum
			 integrated energy factor of 2.41 L/kWh for product case volumes greater than
			 8.0 cubic feet;
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40400 - Section C404-Service water heating and pressure-booster systems

Current through Register Vol. 24-14, July 15, 2024
Statutory Authority:
				  RCW
				    19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40400, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40401 - Section C404.1-General

Current through Register Vol. 24-14, July 15, 2024
C404.1
General.
This section covers the minimum efficiency of, and controls
			 for, service water-heating equipment and insulation of service hot water
			 piping.
EXCEPTION:
Energy using equipment used by a manufacturing,
						  industrial or commercial process other than maintaining comfort and amenities
						  for the occupants are exempt from all Section C404 subsections except Sections
						  C404.2 and C404.13.
Statutory Authority:
				  RCW
				    19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40401, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40403 - Section C404.3-Efficient heated water supply piping

Current through Register Vol. 24-14, July 15, 2024
C404.3
Efficient
			 heated water supply piping.
Heated water supply piping shall be in
			 accordance with Section C404.3.1 or C404.3.2. The flow rate through 1/4-inch
			 (6.4 mm) piping shall be not greater than 0.5 gpm (1.9 L/m). The flow rate
			 through 5/16-inch (7.9 mm) piping shall be not greater than 1 gpm (3.8 L/m).
			 The flow rate through 3/8-inch (9.5 mm) piping shall be not greater than 1.5
			 gpm (5.7 L/m). Water heaters, circulating water systems and heat trace
			 temperature maintenance systems shall be considered sources of heated water.
C404.3.1
Maximum allowable pipe length
			 method.
The maximum allowable piping length from the nearest source of
			 heater water to the termination of the fixture supply pipe shall be in
			 accordance with the following. Where the piping contains more than one size of
			 pipe, the largest size of pipe within the piping shall be used for determining
			 the maximum allowable length of the piping in Table C404.3.1.
1. For a public lavatory faucet, use the
			 "Public lavatory faucets" column in Table C404.3.1.
2. For all other plumbing fixtures and
			 plumbing appliances, use the "Other fixtures and appliances" column in Table
			 C404.3.1.
Table C404.3.1 Piping Volume and Maximum Piping
				Lengths
Nominal Pipe Size
						  (inches)
Volume (liquid ounces per foot
						  length)
Maximum Piping Length
						  (feet)
Public lavatory
						  faucets
Other fixtures and
						  appliances
1/4
0.33
6
50
5/16
0.5
4
50
3/8
0.75
3
50
1/2
1.5
8
43
5/8
2
8
32
3/4
3
0.5
21
7/8
4
0.5
16
1
5
0.5
13
1 1/4
8
0.5
8
1 1/2
11
0.5
6
2 or larger
18
0.5
4
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40404 - Section C404.4-Heat traps

Current through Register Vol. 24-14, July 15, 2024
C404.4
Heat traps
			 for hot water storage tanks.
Storage tank-type water heaters and hot
			 water storage tanks that have vertical water pipes connecting to the inlet and
			 outlet of the tank shall be provided with integral heat traps at the vertical
			 inlets and outlets or shall have pipe-configured heat traps in the piping
			 connected to those inlets and outlets. Tank inlets and outlets associated with
			 solar water heating system circulation loops shall not be required to have heat
			 traps.
Statutory Authority:
				  RCW
				    19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40404, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40405 - Section C404.5 - Water heater installation

Current through Register Vol. 24-14, July 15, 2024
C404.5 Water heater installation.
Electric water
				heaters in unconditioned spaces or on concrete floors shall be placed on an
				incompressible, insulated surface with a minimum thermal resistance of
				R-10.
Statutory Authority:
				  RCW
				  19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40405, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40406 - Section C404.6-Pipe insulation

Current through Register Vol. 24-14, July 15, 2024
C404.6
Insulation
			 of piping.
Piping from a water heater to the termination of the heated
			 water fixture supply pipe shall be insulated in accordance with Table
			 C403.10.3. On both the inlet and outlet piping of a storage water heater or
			 heated water storage tank, the piping to a heat trap or the first 8 feet (2438
			 mm) of piping, whichever is less, shall be insulated. Piping that is heat
			 traced shall be insulated in accordance with Table C403.10.3 or the heat trace
			 manufacturer's instructions. Tubular pipe insulation shall be installed in
			 accordance with the insulation manufacturer's instructions. Pipe insulation
			 shall be continuous, including through hangers and supports, such that thermal
			 bridging is prevented, except where the piping passes through a framing member.
			 The minimum insulation thickness requirements of this section shall not
			 supersede any greater insulation thickness requirements necessary for the
			 protection of piping from freezing temperatures or the protection of personnel
			 against external surface temperatures on the insulation.
EXCEPTION:
Tubular pipe insulation shall not be required on the
						  following:
1. The tubing from the connection at the termination of
						  the fixture supply piping to a plumbing fixture or plumbing appliance.
2. Valves, pumps, strainers and threaded unions in
						  piping that is 1 inch (25 mm) or less in nominal diameter.
3. Piping from user-controlled shower and bath mixing
						  valves to the water outlets.
4. Cold-water piping of a demand recirculation water
						  system.
5. Tubing from a hot drinking-water heating unit to the
						  water outlet.
6. Piping at locations where a vertical support of the
						  piping is installed.
7. Piping surrounded by building insulation with a
						  thermal resistance (
R
-value) of not less than R-3.
8. Hot water piping that is part of the final pipe run
						  to the plumbing fixture and is not part of the heated-water circulation system
						  circulation path is not required to meet the minimum insulation requirements of
						  Section C404.6.
C404.6.1
Storage tank insulation.
Unfired storage tanks used to store
			 service hot water at temperatures above 130°F (54°C) shall be wrapped
			 with an insulating product, installed in accordance with the insulation
			 manufacturer's instructions and providing a minimum of R-2 additional
			 insulation for every 10°F (5°C) increase in stored water temperature
			 above 130°F (54°C). Such additional insulation is also permitted to be
			 integral to the tank. The insulation is permitted to be discontinuous at
			 structural supports.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40407 - Section C404.7-Heated-water circulating and temperature maintenance systems

Current through Register Vol. 24-14, July 15, 2024
C404.7
Heated-water circulating and heat trace temperature maintenance systems.
Heated-water circulation systems for
temperature
			 maintenance
shall be in accordance with Section C404.7.1. Electric
			 resistance heat trace systems for
temperature maintenance
shall be in accordance with Section C404.7.2. Controls for hot water storage
			 shall be in accordance with Section C404.7.3. Automatic controls, temperature
			 sensors and pumps shall be in a location with
access
. Manual
			 controls shall be in a location with
ready access
.
C404.7.1
Circulation systems.
Heated-water circulation systems shall be provided with a circulation pump. The
			 pump shall have an electronically commutated motor with a means of adjusting
			 motor speed for system balancing. The system return pipe shall be a dedicated
			 return pipe. Gravity and thermo-syphon circulation systems are prohibited.
			 Controls shall start the circulation pump based on the identification of a
			 demand for hot water within the occupancy.
C404.7.1.1
Single riser systems.
Where the circulation system serves only a single domestic hot water
			 riser or zone, the following controls shall be provided:
1. Controls shall be configured to
			 automatically turn off the pump when the water in the circulation loop is at
			 the design supply temperature and shall not turn the pump back on until the
			 temperature is a minimum of 10°F (5°C) lower than the design supply
			 temperature.
2. Controls shall be
			 equipped with a manual switch or other con-trol method that can be used to turn
			 off the circulating pump during extended periods when hot water is not
			 required.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40408 - Section C404.8-Demand recirculation controls

Current through Register Vol. 24-14, July 15, 2024
C404.8 Demand recirculation controls.
Demand recirculation water systems
shall have controls that
				comply with both of the following:
1.
			 The controls shall start the pump upon receiving a signal from the action of a
			 user of a fixture or appliance, sensing the presence of a user of a fixture or
			 sensing the flow of hot or tempered water to a fixture fitting or
			 appliance.
2. The controls shall
			 limit the temperature of the water entering the cold-water piping to not
			 greater than 104°F (40°C).
Statutory Authority:
				  RCW
				    19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40408, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40409 - Section C404.9-Domestic hot water meters

Current through Register Vol. 24-14, July 15, 2024
C404.9 Domestic hot water meters.
Each individual
				dwelling unit in a Group R-2 occupancy with central service domestic hot water
				systems shall be provided with a domestic hot water meter to allow for domestic
				hot water billing based on actual domestic hot water usage.
EXCEPTION:
Dwelling units in other than Group R-2 multi-family and
						  live/work units are not required to provide domestic hot water metering at each
						  dwelling unit where domestic hot water is metered separately for each of the
						  following building end uses:
1. Dwelling units.
2. Sleeping units.
3. Commercial kitchens.
4. Central laundries.
Statutory Authority:
				  RCW
				    19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40409, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-404091 - Section C404.10-Drain water heat recovery units

Current through Register Vol. 24-14, July 15, 2024
C404.10 Drain water heat recovery units.
Drain
				water heat recovery units shall comply with CSA B55.2. Potable water side
				pressure loss shall be less than 10 psi (69 kPa) at maximum design flow. For
				Group R occupancies, the efficiency of drain water heat recovery unit
				efficiency shall be in accordance with CSA B55.1.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40413 - Section C404.13-Service water pressure-booster systems

Current through Register Vol. 24-14, July 15, 2024
C404.13
Service
			 water pressure-booster systems.
Service water pressure-booster systems
			 shall be designed and configured such that the following apply:
1. One or more pressure sensors shall be used
			 to vary pump speed and/or start and stop pumps. The sensors shall either be
			 located near the critical fixtures that determine the pressure required, or
			 logic shall be employed that adjusts the setpoint to simulate operations of
			 remote sensors.
2. No devices shall
			 be installed for the purpose of reducing the pressure of all of the water
			 supplied by any booster system pump or booster system, except for safety
			 devices.
3. Booster system pumps
			 shall not operate when there is no service water flow except to refill
			 hydro-pneumatic tanks.
4. System
			 pump motors 5.0 hp and greater shall be provided with variable flow capacity in
			 accordance with Section C403.2.4.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40414 - Section C404.14-Demand responsive water heating

Current through Register Vol. 24-14, July 15, 2024
C404.14
Demand
			 responsive water heating.
Electric storage water heaters with rated
			 water storage volume between 40 and 120 gallons and a nameplate input rating
			 equal to or less than 12kW shall be provided with
demand responsive
			 controls
that comply with ANSI/CTA-2045-B Level 2 or another
			 equivalent
approved demand responsive control
.
EXCEPTIONS:
1. Water heaters that provide a hot water delivery
						  temperature of 180°F (82°C) or greater.
2. Water heaters that comply with Section I V, Part HLW
						  or Section X of the ASME Boiler and Pressure Vessel Code.
3. Water heaters that use three-phase electric
						  power.
4. Storage water heaters with
demand responsive
						  controls
that comply with ANSI/CTA 2045-A or ANSI/CTA 2045-B Level 1,
						  that are also capable of initiating water heating to meet the temperature
						  setpoint in response to a
demand response signal
.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40415 - Section C404.15-Service water heating commissioning

Current through Register Vol. 24-14, July 15, 2024
C404.15
Commissioning.
Service water heating systems shall be commissioned
			 in accordance with Section C408.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40500 - Section C405 - Electrical power and lighting systems

Current through Register Vol. 24-14, July 15, 2024
Statutory Authority:
				  RCW
				  19.27A.020,
				  19.27A.025 and
				  chapters
				  19.27 and
				  34.05 RCW. 13-04-056, §
				  51-11C-40500, filed 2/1/13, effective
				  7/1/13.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40501 - Section C405.1-General

Current through Register Vol. 24-14, July 15, 2024
C405.1
General.
Lighting system controls, the maximum lighting power for
			 interior and exterior applications, electrical energy consumption, vertical and
			 horizontal transportation systems, and minimum efficiencies for motors and
			 transformers shall comply with this section.
Sleeping units
shall comply with Section
				C405.2.6, item 2 and Section C405.1.1 or Section C405.4.
General lighting
shall consist of all lighting
				included when calculating the total connected interior lighting power in
				accordance with Section C405.4.1 and which does not require specific
				application controls in accordance with Section C405.2.5. Lighting installed in
walk-in coolers
,
walk-in freezers
,
refrigerated warehouse coolers
and
refrigerated
				warehouse freezers
shall comply with the lighting requirements of
				Section C410.2.
Transformers, uninterruptable power supplies, motors and
				electrical power processing equipment in
data center systems
shall comply with Section 8 of ASHRAE Standard 90.4 in addition to this
				code.
EXCEPTION:
Energy using equipment used by a manufacturing,
						  industrial or commercial process other than maintaining comfort and amenities
						  for the occupants are exempt from all Section C405 subsections except Section
						  C405.8. Data center and computer room HVAC equipment is not covered by this
						  exemption.
C405.1.1
Lighting for dwelling and sleeping units.
No less than 90 percent
			 of the permanently installed lighting serving
dwelling units
or
sleeping units
, excluding kitchen appliance lighting, shall
			 be provided by lamps with a minimum efficacy of 65 lumens per watt or
			 luminaires with an efficacy of not less than 45 lumens per watt.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-40502 - Section C405.2-Electrical power and lighting systems

Current through Register Vol. 24-14, July 15, 2024
C405.2
Lighting
			 controls.
Lighting systems shall be provided with controls that comply
			 with one of the following:
1. Lighting
			 controls as specified in Sections C405.2.1 through C405.2.10.
2.
Luminaire-level
lighting
			 controls (LLLC) as specified in Section C405.2.8.1.
EXCEPTION:
Except for specific application controls required by
						  Section C405.2.6, lighting controls are not required for the following:
1. Areas designated as security or emergency areas that
						  are required to beously lighted.
2. Means of egress illumination serving the exit access
						  that does not exceed 0.01 watts per square foot of building area.
3. Emergency egress lighting that is normally
						  off.
4. Industrial or manufacturing process areas, as may be
						  required for production and safety.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405021 - Section C405.2.1-Occupant sensor controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.1
Occupant
			 sensor controls.
Occupant sensor controls shall be installed to control
			 luminaires in the space types listed in Table C405.2.1, and shall comply with
			 the requirements listed in the table.
EXCEPTIONS:
1. Corridors in manufacturing facilities.
2.
General lighting
and task lighting
						  in shop and laboratory classrooms.
3. Luminaires that are required to have specific
						  application controls in accordance with Section C405.2.6 unless specifically
						  required to comply with this section by Section C405.2.6.
Table C405.4.2(1) Interior Lighting Power
				Allowances-Building Area Method
Space Type
Comply with Section
Classrooms/lecture/training rooms
C405.2.1.1
Conference/meeting/multipurpose rooms
C405.2.1.1
Copy/print rooms
C405.2.1.1
Lounge/breakrooms
C405.2.1.1
Enclosed offices
C405.2.1.1
Open plan office areas
C405.2.1.3
Restrooms
C405.2.1.1
Storage rooms
C405.2.1.1
Locker rooms
C405.2.1.1
Other spaces 300 square feet (28
						  m2) or less that are enclosed by
C405.2.1.1
Warehouse storage areas
C405.2.1.2
Library stacks
C405.2.1.2
Enclosed fire rated stairways
C405.2.1.5
Corridors
C405.2.1.6
C405.2.1.1
Occupant sensor control function.
Occupant sensor controls for the
			 space types listed in Section C405.2.1 shall comply with all of the following:
1. They shall be configured to automatically
			 turn off lights within 20 minutes of all occupants leaving the space.
2. They shall be manual on or configured to
			 automatically turn the lighting on to not more than 50 percent power.
3. They shall incorporate a manual control to
			 allow occupants to turn lights off.
EXCEPTION:
Full automatic-on controls with no manual control shall
						  be permitted in corridors, interior parking areas, stairways, restrooms, locker
						  rooms, library stacks, lobbies, and areas where manual operation would endanger
						  occupant safety or security.
4.
			 They shall incorporate a manual control to allow occupants to turn lights
			 off.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405022 - Section C405.2.2-Time switch controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.2
Time
			 switch controls.
Each area of the building that is not provided with
occupant sensor controls
complying with Section C405.2.1.1
			 shall be provided with time switch controls complying with Section C405.2.2.1.
EXCEPTIONS:
1. Luminaires which are required to have specific
						  application controls in accordance with Section C405.2.6 unless specifically
						  required to comply with this section by Section C405.2.6.
2. Spaces where patient care is directly
						  provided.
3. Spaces where an automatic shutoff would endanger
						  occupant safety or security.
4. Lighting intended for continuous operation.
5. Shop and laboratory classrooms.
C405.2.2.1
Time switch control function.
Time switch controls shall comply with the
			 following:
1. Have a minimum 7 day
			 clock.
2. Be capable of being set
			 for 7 different day types per week.
3. Incorporate an automatic holiday
			 "shut-off" feature, which turns off all controlled lighting loads for at least
			 24 hours and then resumes normally scheduled operations.
4. Have program back-up capabilities, which
			 prevent the loss of program and time settings for at least 10 hours, if power
			 is interrupted.
5. Include an
			 override switching device that complies with the following:
5.1. The override switch shall be a
manual
control.
5.2. The override switch, when initiated,
			 shall permit the controlled lighting to remain on for not more than 2
			 hours.
5.3. Any individual override
			 switch shall control the lighting for an area not larger than 5,000 square feet
			 (465 m2).
6. Time switch controls are allowed to
			 automatically turn on lighting to full power in corridors, lobbies, restrooms,
			 storage rooms less than 50 square feet, and medical areas of health care
			 facilities. In all other spaces, time switch controls are allowed to
			 automatically turn on the lighting to not more than 50 percent power.
EXCEPTION:
Within mall concourses, auditoriums, sales areas,
						  manufacturing facilities, pools, gymnasiums, skating rinks, and sports
						  arenas:
1. The time limit shall be permitted to be greater
						  than 2 hours provided the switch is a captive key device.
2. The area controlled by the override switch shall
						  not be limited to 5,000 square feet (465 m2),
						  provided that such area is less than 20,000 square feet (1860
						  m2).
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405023 - Section C405.2.3-Manual controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.3
Manual
			 controls.
All lighting shall have
manual
controls
			 complying with the following:
1. They shall
			 be in a location with
ready access
to occupants.
2. They shall be located where the controlled
			 lights are visible, or shall identify the area served by the lights and
			 indicate their status.
3. Each
			 control device shall control an area no larger than a single room, or 2,500
			 square feet, whichever is less, if the room area is less than or equal to
			 10,000 square feet, or one-quarter of the room area or 10,000 square feet,
			 whichever is less, if the room area is greater than 10,000 square feet.
EXCEPTIONS:
1. A
manual
control may be installed
						  in a remote location for the purpose of safety or security provided each remote
						  control device has an indicator pilot light as part of or next to the control
						  device and the light is clearly labeled to identify the controlled
						  lighting.
2. Restrooms.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405024 - Section C405.2.4- Light-reduction controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.4
Light-reduction controls.
Where not provided with occupant sensor
			 controls complying with Section C405.2.1.1,
general lighting
shall be provided with light-reduction controls complying with Section
			 C405.2.4.1.
EXCEPTIONS:
1. Luminaires controlled by daylight responsive
						  controls complying with Section C405.2.5.
2. Luminaires controlled by special application
						  controls complying with Section C405.2.6.
3. Where provided with manual control, the following
						  areas are not required to have light reduction control:
3.1. Spaces that have only one luminaire with a rated
						  power of less than 60 watts.
3.2. Spaces that use less than 0.45 watts per square
						  foot (4.9 W/m2).
3.3. Corridors, lobbies, electrical rooms and/or
						  mechanical rooms.
C405.2.4.1
Light reduction control function.
Manual
controls shall
			 be configured to provide light reduction control that allows the occupant to
			 reduce the connected lighting load by not less than 50 percent in a reasonable
			 uniform illumination pattern with an intermediate step in addition to full on
			 or off, or with continuous dimming control, by using one of the following or
			 another
approved
method:
1.
			 Continuous dimming of all luminaires from full output to less than 20 percent
			 of full power.
2. Switching all
			 luminaires to a reduced output of not less than 30 percent and not more than 70
			 percent of full power.
3. Switching
			 alternate rows of luminaires or alternate luminaires to achieve a reduced
			 output of not less than 30 percent and not more than 70 percent of full
			 power.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405026 - Section C405.2.6- Additional lighting controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.6
Additional lighting controls.
Specific application lighting shall
			 be provided with controls, in addition to controls required by other sections,
			 for the following:
1. The following lighting
			 shall be controlled by an occupant sensor complying with Section C405.2.1.1 or
			 a time switch control complying with Section C405.2.2.1. In addition, a
manual
control shall be provided to control such lighting
			 separately from the
general lighting
in the space:
1.1. Luminaires for which additional lighting
			 power is claimed in accordance with Section C405.4.2.2.1.
1.2. Display and accent.
1.3. Lighting in display cases.
1.4. Supplemental task lighting, including
			 permanently installed under-shelf or under-cabinet lighting.
1.5. Lighting equipment that is for sale or
			 demonstration in lighting education.
1.6. Display lighting for exhibits in
			 galleries, museums and monuments that is in addition to
general
			 lighting
.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405027 - Section C405.2.7-Area controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.7
Area
			 controls.
The maximum lighting power that may be controlled from a
			 single switch or automatic control device shall not exceed that which is
			 provided by a 20 ampere circuit loaded to not more than 80 percent. A master
			 control may be installed provided the individual switches retain their
			 capability to function independently. Circuit breakers may not be used as the
			 sole means of switching.
EXCEPTION:
Areas less than 5 percent of the building footprint for
						  footprints over 100,000 ft2.
Washington Administrative Code › Title 51 - Enterprise Services, Department of (Building Code Council) › Chapter 51-11C - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Commercial › Section 51-11C-405029 - Section C405.2.9-Exterior lighting controls

Current through Register Vol. 24-14, July 15, 2024
C405.2.9
Exterior
			 lighting controls.
Exterior lighting systems shall be provided with
			 controls that comply with Sections C405.2.9.1 through C405.2.9.4.
EXCEPTIONS:
1. Lighting for covered vehicle entrances or exits from
						  buildings or parking structures where required for safety, security or eye
						  adaption.
2. Lighting controlled from within dwelling
						  units.
C405.2.9.1
Daylight shutoff.
Lights shall be configured to automatically turn
			 off when daylight is present and satisfies the lighting needs.
C405.2.9.2
Building façade and
			 landscape lighting.
Building façade and landscaping lighting
			 shall be configured to automatically shutoff for a minimum of 6 hours per night
			 or from not later than 1 hour after business closing to not earlier than 1 hour
			 before business opening, whichever is less.
EXCEPTIONS:
Areas where an automatic shutoff would endanger safety
						  or security.
C405.2.9.3
Lighting setback.
Lighting that is not controlled in accordance with Section C405.2.9.2 shall
			 comply with the following:
1. Luminaires
			 serving outdoor parking areas and having a rated input wattage of greater than
			 40 watts and a mounting height of 24 feet (7315 mm) or less above the ground
			 shall also be controlled so that the total wattage of such lighting is
			 automatically reduced by not less than 50 percent during any time where
			 activity has not been detected for 15 minutes or more. Not more than 1,500
			 watts of lighting power shall be controlled together.
2. All other lighting shall be controlled so
			 that the total wattage of such lighting is automatically reduced by not less
			 than 50 percent by selectively switching off or dimming luminaires at one of
			 the following times:
2.1. From not later than
			 12 midnight to 6 a.m.
2.2. From not
			 later than 1 hour after business closing to not earlier than 1 hour before
			 business opening.
2.3. During any
			 period when no activity has been detected for 15 minutes or
			 more.
C405.2.9.4
Exterior time-switch control
			 functions.
Time-switch controls for exterior lighting shall comply with
			 the following:
1. They shall have a clock
			 capable of being programmed for not fewer than 7 days.
2. They shall be capable of being set for 7
			 different day types per week.
3.
			 They shall incorporate an automatic holiday setback feature.
4. They shall have program backup
			 capabilities that prevent the loss of program and time settings for a period of
			 at least 10 hours in the event that power is interrupted.