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WELL AP > Air > Flashcards

Air Flashcards

1
Q

Formaldehyde level

A

> 27ppb

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2
Q

Total VOC

A

> 500 ug/m3

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3
Q

CO level

A

> 9ppm

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4
Q

PM2.5 level

A

> 15 ug/m3

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5
Q

PM10 level

A

> 50 ug/m3

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6
Q

Ozone Level

A

> 51ppb

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7
Q

Radon Level

A

> 4 pCi/L

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8
Q

Where is Radon measured?

A

Lowest occupied level of the project

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9
Q

What are included in indoor smoking ban?

A

smoking and use of e-cigarettes

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10
Q

What should be present for outdoor smoking ban?

A

Signage

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11
Q

Distance of smoking ban

A

7.5 m (25 ft) of all entrances, operable windows and building air intakes

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12
Q

Other requirement for the outdoor smoking ban

A
  1. No smoking on all decks, patios, balcomies, rooftops and other regularly occupied exterior building spaces
  2. Place hazards of smoking on areas beyond 7.5 m of the building etrances where smoking is permitted . Signs to be placed along all walkways with distance of not more than 30 m(100 ft between signs.
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13
Q

Intent: Ensure a basic level of high indoor air quality

A

01-Air quality standards

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14
Q

Intent: Deter smoking, minimize occupant exposure to second hand smoke and reduce smoke pollution

A

02-Smoking ban

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15
Q

Intent: Ensure adequate ventilation and indoor air quality

A

03-VENTILATION EFFECTIVENESS

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16
Q

The Ventilation design can be earned by complying with what standard?

A

ASHRAE 62.1-2013 (Ventilation Rate Procedure or IAQ Procedure)

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17
Q

To demonstrate the ambient air quality for part 1b of ventilation design, what distance qualify the requirement?

A

1.6 km (1 mi) based on USEPA NAAQs or passed the WELL Building std for at least 95% of all hours in the previous year

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18
Q

For PART 2: DEMAND CONTROLLED VENTILATION what is the applicable space area and occupant density?

A

-spaces 46.5 m² [500 ft²] or larger
-expected occupant density greater than 25 people per
93 m² [1,000 ft²],

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19
Q

For demand controlled ventilation what is the level of CO2 to be maintained?

A

less than 800 ppm

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20
Q

Feature 03- Ventilation Effectiveness includes the following parts:

A

Ventilation design
Demand Controlled Ventilation
System Balancing

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21
Q

Feature 02-Smoking Ban includes:

A

Indoor and outdoor smoking ban

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22
Q

Under Feature 01, air should be tested for what?

A 
Volatile substances (Formaldehyde/ Total VOC)
Particulate matter and inorganic gasses(CO, PM2.5, PM10, O3)
Radon
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23
Q

Intent: Minimize the effect of VOCs in building materials on indoor air quality

A

Feature 04- VOC Reduction

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24
Q

Feature 04 Parts include:

A 
Interior Paints and coatings
Interior adhesives and sealants
Flooring
Insulation
Furniture and furnishings
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25
Q

VOC limits for newly applied paints and coatings should meet what requirements?

A

100% CARB 2007, SCM or SCAQMD 1113 (June 3, 2011) OR
Min 90% by Volume meeting CDPH v1.1-2010
OR
based on national VOC content regulation or conduct testing with ASTM D2369ISO 11890, part 1; ASTM D6886-03; or ISO 11890-2.

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26
Q

VOC limits for newly applied adhesives and sealants should meet what requirements?

A 
100% SCAQMD 1168 (Jul 1 2005)
OR
Min 90% CDPH v1.1-2010
OR
based on national VOC content regulation  or conduct testing with ASTM D2369ISO 11890, part 1; ASTM D6886-03; or ISO 11890-2.
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27
Q

VOC limits for flooring and insulation should meet what requirements?

A

California Department of Public Health (CDPH) Standard Method v1.1-2010.

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28
Q

VOC limits for FURNITURE AND FURNISHINGS should meet what requirements?

A

ANSI/BIFMA e3-2011 Furniture Sustainability Standard sections 7.6.1 and 7.6.2, tested in
accordance with ANSI/BIFMA Standard Method M7.1-2011.

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29
Q

Intent: Remove indoor and outdoor airborne contaminants through air filtration

A

Feature 05-AIR FILTRATION

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30
Q

Feature 05-AIR FILTRATION includes

A

FILTER ACCOMMODATION
PARTICLE FILTRATION
AIR FILTRATION MAINTENANCE

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31
Q

What are included in the main air ducts for recirculated air?

A

a. Rack space and fan capacity for carbon filters

b. correct size of the mechanical systems

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32
Q

What is the required media filters?

A

MERV13 or higher

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33
Q

If media filters are not considered what should the team demonstrate?

A

Project demonstrates that for 95% of all hours in a calendar year, ambient outdoor PM₁₀ and PM₂.₅
levels measured within 1.6 km [1 mi] of the building are below the limits set in the WELL Air Quality
Standards feature.

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34
Q

Intent: To reduce mold and bacteria growth within buildings,

particularly from water damage or condensation on cooling coils.

A

Feature 06-MICROBE AND MOLD CONTROL

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35
Q

What are included in Feature 6?

A

COOLING COIL MOLD REDUCTION

MOLD INSPECTIONS

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36
Q

What should be employed on the cooling coils and drain pans of mechanical systems?

A

UV Lamps with wavelength of 254 nm

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37
Q

What should be done for irradiance reaching the cooling coil and drain pan including plenum corners

A

It should be modeled.

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38
Q

To achieve the cooling coil reduction, the team can choose to make a building policy. What is the inspection interval for cooling coils for mold growth and the required documentation?

A

Quarterly basis with dated photos demonstrating adherence are provided to the IWBI on an
annual basis.

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39
Q

During mold inspection what should not be present?

A

a. Signs of discoloration and mold on ceilings, walls or floors.
b. Signs of water damage or pooling.

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40
Q

Intent: To minimize the introduction of construction-related pollutants
into indoor air and protect building products from degradation.

A

Feature 07-CONSTRUCTION POLLUTION MANAGEMENT

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41
Q

What are included in Feature 7-CONSTRUCTION POLLUTION MANAGEMENT?

A

PART 1: DUCT PROTECTION
PART 2: FILTER REPLACEMENT
PART 3: MOISTURE ABSORPTION MANAGEMENT
PART 4: DUST CONTAINMENT AND REMOVAL

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42
Q

What are the strategies which can be implemented for ducts in order to prevent pollutants from entering the ventilation system?

A

a. Sealed and protected from possible contamination during construction.
b. Vacuumed out prior to installing registers, grills and diffusers.

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43
Q

What should be done to all filters prior to occupancy?

A

Replaced

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44
Q

What is the requirement for moisture absorption management during construction?

A

Designate a separate are for storing and protecting absorptive materials (carpets, acoustical ceiling panels, fabric wall coverings, insulation, upholstery and furnishings)

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45
Q

What should be done to prevent and remove dust during construction?

A

a. Separate active areas
b. Install walk off mats
c. Use dust guards for saw and other tools

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46
Q

Intent: To minimize the introduction of pollutants into indoor air at
building entrances.

A

Feature 08-HEALTHY ENTRANCE

47
Q

What are the requirements for Feature 07- Healthy Entrance?

A

PART 1: PERMANENT ENTRYWAY WALK-OFF SYSTEMS

PART 2: ENTRYWAY AIR SEAL

48
Q

The permanent entry way system should be maintained on:

A

weekly basis

49
Q

What is mandatory for all entryway systems?

A
  1. All entryway systems are 3 m (10 ft) long in the primary direction of travel and at least the width of the entrance
50
Q

What are the options for the team can pursue in implementing entryway system?

A
  1. Permanent entryway system (grilles, grates or slots) which are easy for cleaning
  2. Roll out mats
  3. Material manufactured as an entryway walk-off system
51
Q

What are the options for the team to achieve the entryway air seal?

A

a. Building entry vestibule with two normally-closed doorways
b. Revolving entrance doors
c. At least 3 normally-shut doors that separate occupied space from the outdoors.

52
Q

Intent: To reduce occupant exposure to pathogens, allergens, and
harmful cleaning chemicals.

A

Feature 09-CLEANING PROTOCOL

53
Q

What are included in a cleaning plan?

A
  1. List of high and low touch surfaces
  2. Extent and frequency of surface cleaning
  3. Cleaning protocol and cleaning logs available to all occupants
  4. List of product seals
  5. Cleaning equipment and training
54
Q

Intent: To reduce the presence of pests in buildings and minimizing
occupant exposure to harmful chemicals.

A

Feature 10-Pesticide Management

55
Q

It is one of the most widely used
pesticides, is a suspected endocrine disruptor and is associated with
cardiovascular problems ______.

A

Atrazine

56
Q

What are the provisions in using pesticides and herbicides on outdoor plants?

A
  1. Create a use plan based on Chapter 3 of the San
    Francisco Environment Code Integrated Pest Management (IPM) program.
  2. Pesticides with hazard tier ranking of 3 (least hazardous) as per The City of San Francisco
    Department of the Environment’s (SFE) Hazard Tier Review Process are used
57
Q

Intent: To reduce or eliminate occupant exposure to lead, asbestos,
and PCBs from building materials

A

Feature 11- FUNDAMENTAL MATERIAL SAFETY

58
Q

What are included in Feature 11- Fundamental Material Safety?

A 
PART 1: ASBESTOS AND LEAD RESTRICTION
PART 2: LEAD ABATEMENT
PART 3: ASBESTOS ABATEMENT
PART 4: POLYCHLORINATED BIPHENYL ABATEMENT
PART 5: MERCURY LIMITATION
59
Q

For newly installed building materials, how much asbestos and lead allowed?

A

Asbestos=0

Lead - not more than 100 ppm by weight

60
Q

What are the guidelines for lead abatement and evaluation on buildings for repair, renovation or painting constructed prior to any applicable laws banning or restricting lead paint?

A
  1. Onsite investigation by risk assessor or
    inspector technician to determine the presence of any lead-based hazards in paint, dust and soil
  2. Lead contaminated area to adhere on US EPA 40 CFR Part 745.227
  3. Adhere to final rules
61
Q

Asbestos abatement must adhere to what standard?

A

AHERA-Asbestos Hazard Emergency Response Act
National Standards for Hazardous Air Pollutants (NESHAP)
Asbestos-Containing Materials in Schools (40CFR part 763)

62
Q

What is the frequency of asbestos inspection by an accredited professional?

A

Every 3 years

63
Q

What standard should be followed for PCB evaluation and abatement and removal and safe disposal?

A

US EPA steps to Safe PCB Abatement

64
Q

What are the guidelines for mercury use?

A
  1. No mercury on thermometers, switches, and electrical relays
  2. Plan to upgrade current mercury lamps to low mercury or free lamp technology
  3. Used LED or LEC for illuminated exit signs
  4. Do not use mercury vapor or probe start metal halide high intensity discharge lamps
65
Q

Intent: To limit the potential for bacteria and mold growth within
buildings from water infiltration and condensation.

A

Feature 12-Moisture Management

66
Q

What are included in Feature 12-Moisture Management?

A

PART 1: EXTERIOR LIQUID WATER MANAGEMENT
PART 2: INTERIOR LIQUID WATER MANAGEMENT
PART 3: CONDENSATION
PART 4: MATERIAL SELECTION AND PROTECTIONMANAGEMENT

67
Q

What is required for Feature 12-Moisture Management?

A

A point by point narrative

68
Q

Intent: To remediate construction-related indoor air contamination

A

Feature 13-Air Flush

69
Q

What is the indoor condition while performing an air flush?

A

T >/= 15C

RH below 60%

70
Q

What is required for air flush out prior to occupancy as one time process?

A

Total air volume of 4500 m3 outdoor air per floor area

71
Q

What is required for air flush out if the building will be occupied at once?

A

Total Air Volume = 1066 m3 per m2 prior occupancy + 3200 m3 outdoor air/m2 floor area post occupancy + >/= 0.1 m3 /min outdoor air / m2 floor area

72
Q

Intent: To minimize air quality and thermal comfort issues resulting
from the infiltration of untreated air through the building envelope

A

Feature 14- Air Infiltration Management

73
Q

What is required for Feature 14- Air Infiltration Management?

A

Air leakage testing

74
Q

When is air leakage testing to be performed?

A

After substantial completion and prior to occupancy

75
Q

What standard should be followed to perform air leakage testing?

A

Envelope Cx per ASHRAE Guideline 0-2005 and National Institute of Building Sciences (NIBS) Guideline 3-2012

76
Q

Intent: To expel internally-generated pollutants through an increased
supply of outdoor air.

A

Feature 15-Increased Ventilation

77
Q

What additional rate of outdoor air supply to achieve the requirement of Feature 15-Increased Ventilation?

A

30%

78
Q

What the effect of 35% increase in RH ?

A

increase the emissions of

formaldehyde by a factor of 1.8–2.6.

79
Q

Intent: To limit the growth of pathogens, reduce off-gassing, and
maintain thermal comfort by providing the appropriate level of
humidity

A

Feature 16-Humidity Control

80
Q

What is the acceptable RH levels to be maintained in the building?

A

30%-50% RH

81
Q

Intent: To preserve air quality in occupied spaces through the isolation
and proper ventilation of indoor pollution sources and chemical
storage areas.

A

Feature 17-DIRECT SOURCE VENTILATION

82
Q

What type of copier and printers are excluded from the requirement of Feature 17-DIRECT SOURCE VENTILATION?

A

low-emission criteria of Ecologo CCD 035, Blue Angel RAL-UZ 171, or Green Star

83
Q

Intent: To monitor and effectively remediate indoor air quality issues
and inform building managers and occupants of the quality of the
indoor environment

A

Feature 18- AIR QUALITY MONITORING AND FEEDBACK

84
Q

The indoor air monitoring should include at least two pollutants which include?

A

Particle count
Carbon dioxide
Ozone

85
Q

What are being considered in the written policy for air data record keeping and response?

A
  1. Detailed enforcement strategies for monitoring and record-keeping of parameters listed in the Air
    Quality Standards feature.
  2. minimum of 3 years retention period of records
    3.Detailed plan and action for unacceptable condition
86
Q

What are the indoor environmental parameters which required to be displayed ?

A

Temperature
Humidity
Carbon dioxide

87
Q

What is the required area where the indoor environmental parameter should be displayed?

A

per 930m2 (10000 ft2) of regularly occupied space

88
Q

What is the required are of the display screen?

A

15 cm x 13 cm minimum

89
Q

Intent: To increase the supply of high quality outdoor air and promote
a connection to the outdoor environment by encouraging occupants to
open windows when outdoor air quality is acceptable.

A

Feature 19-Operable Windows

90
Q

Where must a data gathering station for outdoor air be located ?

A

within 1.6 km (1 mi) of the building

91
Q

It remove the constraints
associated with linking heating and cooling with ventilation, so that
optimal air quality and thermal comfort can be independently
achieved.

A

DOAS-Dedicated outdoor air system

92
Q

Intent: To improve air quality in the breathing zone of the room and
maintain thermal comfort by supplying low velocity outdoor air near
the floor and expelling near the ceiling.

A

Feature 21-Displacement Ventilation

93
Q

What should be conducted for the displacement ventilation system?

A

CFD-Computational Fluid Dynamics

94
Q

What percentage of the regularly occupied space for displacement ventilation system must meet ASHRAE 55-2013?

A

at least 75%

95
Q

Intent: To reduce the presence of pests in buildings and minimize
occupant exposure to pest-related allergens

A

Feature 22-Pest Control

96
Q

What are the criteria for selecting indoor garbage cans?

A

<113 L(30 gal)-have lids, hands free or enclodsed. handle is separate from trash can
>113L(30 gal)- have lid

97
Q

Intent: To improve recirculated indoor air quality through the
implementation of advanced air purification strategies

A

Feature 23-ADVANCED AIR PURIFICATION

98
Q

Methods to reduce VOCs in the indoor air for advance air purification:

A
  • activated carbon filters in the main air ducts

- standalone air purifier with a carbon filter

99
Q

To sanitize the recirculated air what are the acceptable technologies which can be used?

A

UV germicidal irradiation (UVGI)

Photocatalytic oxidation

100
Q

Intent: To reduce occupant exposure to combustion-related air
pollution from heating and transportation sources

A

Feature 24- Combustion Minimization

101
Q

What are forbidden in regularly occupied space?

A

Combustion-based fireplaces, stoves, space heaters, ranges and ovens

102
Q

What is prohibited for vehicle engines?

A

Idling for more than 30 seconds

103
Q

Intent: To minimize the impact of hazardous building material
chemicals on indoor air quality and protect the health of manufacturing
and maintenance workers.

A

Feature 25-TOXIC MATERIAL REDUCTION

104
Q

A flame retardant chemicals, which are used to increase fire-resistance of materials, can cause potential neurobehavioral, carcinogenic and immune effect?

A

Polybrominated diphenyl ethers (PBDEs)

105
Q

On what condition that perfluorinated compounds (PFCs) should not be present?

A

At levels equal to or greater than 100 ppm in components that constitute at least 5% by weight of a
furniture or furnishing (drapes/curtains) assembly.

106
Q

What are the components where Halogenated flame retardants are limited to 0.01% (100 ppm) to the extent
allowable by local code?

A

a. Window and waterproofing membranes, door and window frames and siding.
b. Flooring, ceiling tiles and wall coverings.
c. Piping and electrical cables, conduits and junction boxes.
d. Sound and thermal insulation.
e. Upholstered furniture and furnishings, textiles and fabrics.

107
Q

Isocyanate-based polyurethane products should not be used in:

A

Interior finishes

108
Q

What is the acceptable limit for urea formaldehyde on components of furniture or any wood products, laminating adhesives and resins and thermal insulation?

A

100 ppm

109
Q

Intent: To minimize the impact of hazardous building material
ingredients on indoor air quality and protect the health of
manufacturing and maintenance workers.

A

Feature 26- Enhanced Material Safety

110
Q

The selection of material under Feature 26-Enhanced Material Safety should adhere to:

A

At least 25% of products by cost are:
-Cradle to Cradle™ Material Health Certified with a V2 Gold or Platinum or V3
Bronze, Silver, Gold or Platinum Material Health Score OR
-GreenScreen® Benchmark 1, List Translator 1 or List Translator Possible 1
substances over 1,000 ppm, as verified by a qualified Ph.D. toxicologist or Certified Industrial
Hygienist OR
-combination of above OR
-completes all imperatives of Materials Petals

111
Q

What is the output requirement for UV cleaning device for high touch surfaces?

A

at least 4mW/cm2

112
Q

What is the microfiber Denier number for mops, rags, and dusters?

A

no higher than 1.0

113
Q

What is the characteristics of vacuum cleaners?

A

contain filters with HEPA rating

WELL AP (4 decks)

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