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WELL AP - 2024 > Week 5: Light✅ > Flashcards

Week 5: Light✅ Flashcards

1
Q

What is the main driver of the visual and circadian systems?

LIGHT > General

A

Light is the main driver of the visual and circadian systems.
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This information comes from Page 102-103 of the WELL V2

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2
Q

How is the circadian rhythm synchronized with the natural day-night cycle?

LIGHT > General

A

The circadian rhythm is synchronized through environmental cues, with light being the main cue.
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This information comes from Page 102-103 of the WELL V2

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3
Q

What health issues are linked to disruption of the circadian rhythm?

LIGHT > General

A

Disruption of the circadian rhythm has been linked to obesity, diabetes, depression, and metabolic disorders.
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This information comes from Page 102-103 of the WELL V2

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4
Q

What can exposure to bright light at night cause?

LIGHT > General

A

Exposure to bright light at night can cause circadian phase disruption, leading to negative effects like breast cancer, metabolic and sleep disorders.
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This information comes from Page 102-103 of the WELL V2

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5
Q

What is the impact of reduced daylight exposure in humans?

LIGHT > General

A

Reduced daylight exposure has been linked to the onset of depression and impairment of cognitive function.
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This information comes from Page 102-103 of the WELL V2

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6
Q

What has reduced exposure to light been linked to?

L01 LIGHT EXPOSURE | PRECONDITION

A

Reduced exposure to light has been linked to the onset of depression and impairment of cognitive function.
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This information comes from Page 104-106 of the WELL V2

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7
Q

How can indoor environments achieve appropriate light exposure?

L01 LIGHT EXPOSURE | PRECONDITION

A

Indoor environments can achieve appropriate light exposure through building design, facade design, space layout, and lighting design.
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This information comes from Page 104-106 of the WELL V2

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8
Q

What impact does light exposure during daytime have on individuals?

L01 LIGHT EXPOSURE | PRECONDITION

A

Daytime light exposure increases productivity, improves sleep quality, and reduces symptoms of depression.
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This information comes from Page 104-106 of the WELL V2

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9
Q

What design features can be used to increase daylight in indoor spaces?

L01 LIGHT EXPOSURE | PRECONDITION

A

Windows, atriums, and skylights can be used to increase daylight in indoor spaces.
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This information comes from Page 104-106 of the WELL V2

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10
Q

What does Option 1: Daylight simulation require for regularly occupied spaces?

L01 | Part 1 Provide Indoor Light

A

Regularly occupied spaces must achieve either average sDA for > 30% of the area or target illuminance of 19 fc (200 lux) for >30% of the area throughout 50% of daylit hours of the year.
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This information comes from Page 104-106 of the WELL V2

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11
Q

What is required under Option 2: Interior layout for regularly occupied spaces?

L01 | Part 1 Provide Indoor Light

A

At least 30% of the regularly occupied area must be within a 20 ft (6 m) horizontal distance of envelope glazing.
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This information comes from Page 104-106 of the WELL V2

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12
Q

What does Option 3: Building design require regarding glazing area?

L01 | Part 1 Provide Indoor Light

A

The envelope glazing area must be no less than 7% of the floor area for each floor level or individual unit.
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This information comes from Page 104-106 of the WELL V2

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13
Q

What is the requirement for circadian lighting design in Option 4?

L01 | Part 1 Provide Indoor Light

A

The project must achieve at least one point in Feature L03: Circadian Lighting Design.
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This information comes from Page 104-106 of the WELL V2

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14
Q

What surface reflectances are considered default for unfinished spaces in daylighting options?

L01 | Part 1 Provide Indoor Light

A

Default surface reflectances: Ceilings: 80%, Floors: 20%, Walls: 50%.
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This information comes from Page 104-106 of the WELL V2

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15
Q

What does the WELL feature L02 aim to provide?

L02 VISUAL LIGHTING DESIGN | PRECONDITION

A

It aims to provide visual comfort and enhance visual acuity through electric lighting for all users.
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This information comes from Page 107-109 of the WELL V2

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16
Q

What factor increases the light levels required for visual acuity as humans age?

L02 VISUAL LIGHTING DESIGN | PRECONDITION

A

Age-related changes like increased light absorption, smaller pupil size, and yellowing of lenses reduce the transmission of light through the eye, requiring higher light levels.
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This information comes from Page 107-109 of the WELL V2

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17
Q

What should projects consider when developing a lighting strategy for visual acuity?

L02 VISUAL LIGHTING DESIGN | PRECONDITION

A

Projects must consider the tasks conducted and the age of the users in the space.
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This information comes from Page 107-109 of the WELL V2

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18
Q

What do lighting recommendations by authorities provide?

L02 VISUAL LIGHTING DESIGN | PRECONDITION

A

They provide a range of lighting levels required for different age groups and tasks.
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This information comes from Page 107-109 of the WELL V2

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19
Q

What are the reference guidelines for visual lighting design in indoor and outdoor spaces under WELL L02?

L02 | Part 1 Provide Visual Acuity

A
  1. IES Lighting Handbook 10th Edition
  2. EN 12464-1:2011
  3. ISO 8995-1:2002(E)
  4. GB50034-2013
  5. CIBSE SLL Code for Lighting
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This information comes from Page 107-109 of the WELL V2

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20
Q

What is the minimum illuminance threshold for offices and classrooms under the predetermined light levels option?

L02 | Part 1 Provide Visual Acuity

A

30 fc (320 lux) at the task surface.
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This information comes from Page 107-109 of the WELL V2

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21
Q

What is the minimum illuminance threshold for lobbies, atriums, and transition areas (including corridors and outdoor pathways)?

L02 | Part 1 Provide Visual Acuity

A

10 fc (110 lux) at floor level.
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This information comes from Page 107-109 of the WELL V2

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22
Q

What illuminance threshold must kitchens and bathrooms meet in dwelling units?

L02 | Part 1 Provide Visual Acuity

A

They must comply with the thresholds specified in the IES Lighting Handbook 10th Edition, ISO 8995-1:2002(E), GB50034-2013, or CIBSE SLL Code for Lighting.
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This information comes from Page 107-109 of the WELL V2

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23
Q

What is required for spaces without installed lighting in dwelling units?

L02 | Part 1 Provide Visual Acuity

A

The project must provide tenants with illuminance thresholds for common tasks, specifications, and locations of light fixtures needed to meet light levels.
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This information comes from Page 107-109 of the WELL V2

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24
Q

What is the primary intent of the WELL L03 Circadian Lighting Design feature?

L03 CIRCADIAN LIGHTING DESIGN | OPTIMIZATION

A

To support circadian and psychological health through indoor daylight exposure and outdoor views.
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This information comes from Page 110-112 of the WELL V2

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25
Q

What are the consequences of light deficiencies on circadian health?

L03 CIRCADIAN LIGHTING DESIGN | OPTIMIZATION

A

Light deficiencies affect the functioning of the circadian system and quality of sleep, leading to issues such as obesity, diabetes, depression, and metabolic disorders.
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This information comes from Page 110-112 of the WELL V2

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26
Q

What are the key factors to consider for circadian lighting design?

L03 CIRCADIAN LIGHTING DESIGN | OPTIMIZATION

A

Spectral properties, brightness levels, duration, and timing of light exposure are essential to support circadian response.
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This information comes from Page 110-112 of the WELL V2

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27
Q

Why is light exposure on the vertical plane important for circadian lighting design?

L03 CIRCADIAN LIGHTING DESIGN | OPTIMIZATION

A

Light exposure on the vertical plane simulates the light entering the eye of the user, which is crucial for stimulating the circadian system.
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This information comes from Page 110-112 of the WELL V2

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28
Q

What are the negative effects of exposure to bright light at night?

L03 CIRCADIAN LIGHTING DESIGN | OPTIMIZATION

A

Exposure to bright light at night can cause circadian phase disruption, sleep disorders, and negative health effects like breast cancer.
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This information comes from Page 110-112 of the WELL V2

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29
Q

What are the lighting requirements for workstations in regularly occupied spaces for WELL certification?

L03 | Part 1 Meet Lighting for Day-Active People

A

Electric lighting must achieve at least 150 EML (136 M-EDI(D65)) for at least four hours by noon at a height of 18 in (45 cm) above the work-plane for all workstations.
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This information comes from Page 110-112 of the WELL V2

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30
Q

What are the enhanced lighting thresholds for projects aiming for additional points?

L03 | Part 1 Meet Lighting for Day-Active People

A

To earn additional points, projects must achieve at least 240 EML (218 M-EDI(D65)) OR 180 EML (163 M-EDI(D65)) and comply with L05 Part 1 or L06 Part 1.
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This information comes from Page 110-112 of the WELL V2

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31
Q

Why is vertical plane light measurement important in circadian lighting design?

L03 | Part 1 Meet Lighting for Day-Active People

A

The light levels must be measured on the vertical plane at eye level to simulate the light entering the eye of the occupant, which is crucial for circadian response.
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This information comes from Page 110-112 of the WELL V2

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32
Q

What additional requirements are there for dwelling units regarding light levels?

L03 | Part 1 Meet Lighting for Day-Active People

A

Electric lighting in dwelling units must be dimmable, and automated lighting must be dimmed after 8:00 pm. Light levels must also be achieved at a height of 55 in (140 cm) in living rooms and kitchens.
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This information comes from Page 110-112 of the WELL V2

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33
Q

What is the intent of the L04 Electric Light Glare Control feature?

L04 ELECTRIC LIGHT GLARE CONTROL | OPTIMIZATION

A

The intent is to minimize glare caused by electric light.
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This information comes from Page 113-114 of the WELL V2

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34
Q

What are the main health issues associated with glare?

L04 ELECTRIC LIGHT GLARE CONTROL | OPTIMIZATION

A

Glare can lead to visual discomfort, eye fatigue, headaches, migraines, and visual impairment, potentially causing accidents in the workplace.
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This information comes from Page 113-114 of the WELL V2

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35
Q

Who is more sensitive to glare, according to studies?

L04 ELECTRIC LIGHT GLARE CONTROL | OPTIMIZATION

A

Individuals under the age of 50 are more sensitive to glare.
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This information comes from Page 113-114 of the WELL V2

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36
Q

What strategies can be used to reduce glare from electric lighting?

L04 ELECTRIC LIGHT GLARE CONTROL | OPTIMIZATION

A

Strategies include calculation of glare, choosing appropriate light fixtures, and lighting layout adjustments.
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This information comes from Page 113-114 of the WELL V2

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37
Q

What is the luminance limit for luminaires to manage glare in regularly occupied spaces?

L04 | Part 1 Manage Glare from Electric Lighting

A

Luminance must not exceed 6,000 cd/m at any angle between 45 and 90 degrees from nadir.
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This information comes from Page 113-114 of the WELL V2

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38
Q

What is the Unified Glare Rating (UGR) requirement for luminaires in non-industrial spaces?

L04 | Part 1 Manage Glare from Electric Lighting

A

The UGR must be 16 or lower.
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This information comes from Page 113-114 of the WELL V2

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39
Q

What is the UGR requirement for luminaires in industrial spaces?

L04 | Part 1 Manage Glare from Electric Lighting

A

The UGR must be 19 or lower.
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This information comes from Page 113-114 of the WELL V2

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40
Q

What luminaire types can be excluded from meeting glare control requirements?

L04 | Part 1 Manage Glare from Electric Lighting

A

Wall wash fixtures, concealed fixtures, and decorative fixtures installed as specified by the manufacturer’s data can be excluded.
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This information comes from Page 113-114 of the WELL V2

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41
Q

What is the intent of the Daylight Design Strategies feature?

L05 DAYLIGHT DESIGN STRATEGIES | OPTIMIZATION

A

The intent is to provide daylight exposure indoors through design strategies.
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This information comes from Page 115-117 of the WELL V2

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42
Q

What percentage of time do humans typically spend indoors?

L05 DAYLIGHT DESIGN STRATEGIES | OPTIMIZATION

A

Humans spend approximately 90% of their time indoors.
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This information comes from Page 115-117 of the WELL V2

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43
Q

How does daylight exposure impact circadian health and mood?

L05 DAYLIGHT DESIGN STRATEGIES | OPTIMIZATION

A

Daylight exposure has a substantial impact on mood, circadian health, and productivity, and its absence can disrupt circadian rhythms and reduce sleep quality.
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This information comes from Page 115-117 of the WELL V2

44
Q

What factors influence indoor daylight exposure?

L05 DAYLIGHT DESIGN STRATEGIES | OPTIMIZATION

A

Building design, facade design, and interior layout have a substantial impact on the amount of daylight in indoor spaces.
| Created with Chat-GPT

This information comes from Page 115-117 of the WELL V2

45
Q

How does daylight exposure affect bacteria levels in indoor spaces?

L05 DAYLIGHT DESIGN STRATEGIES | OPTIMIZATION

A

Indoor spaces with daylight exposure have been shown to have fewer bacteria compared to spaces without any light exposure.
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This information comes from Page 115-117 of the WELL V2

46
Q

What is the requirement for interior daylight exposure for workstations?

L05 | Part 1 Implement Daylight Plan

A

70% of all workstations must be within 25 ft (7.5 m) of transparent envelope glazing, or envelope glazing must be no less than 15% of the regularly occupied floor area.
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This information comes from Page 115-117 of the WELL V2

47
Q

What is the visible light transmittance (VLT) requirement for windows?

L05 | Part 1 Implement Daylight Plan

A

The visible light transmittance (VLT) must be greater than 40%.
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This information comes from Page 115-117 of the WELL V2

48
Q

What is the requirement for daylight exposure in dwelling units?

L05 | Part 1 Implement Daylight Plan

A

In each dwelling unit, vertical envelope glazing must be no less than 15% of the unit, or no less than 25% for additional points, with VLT greater than 40%.
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This information comes from Page 115-117 of the WELL V2

49
Q

What is the second option for interior daylight exposure for workstations?

L05 | Part 1 Implement Daylight Plan

A

70% of all workstations must be within 16 ft (5 m) of transparent envelope glazing, or envelope glazing must be no less than 25% of the regularly occupied floor area.
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This information comes from Page 115-117 of the WELL V2

50
Q

How can WELL Core Guidance be achieved?

L05 | Part 1 Implement Daylight Plan

A

WELL Core Guidance can be achieved by meeting these requirements in the whole building.
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This information comes from Page 115-117 of the WELL V2

51
Q

What is the requirement for shading of vertical transparent envelope glazing in regularly occupied spaces?

L05 | Part 2 Integrate Solar Shading

A

All vertical transparent envelope glazing must have shading that is either manually controllable by occupants or automated to prevent glare.
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This information comes from Page 115-117 of the WELL V2

52
Q

What is one option for manual shading?

L05 | Part 2 Integrate Solar Shading

A

Manual shading must be controllable by occupants at all times and shades must be regularly opened once a day for all days that the project is in use.
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This information comes from Page 115-117 of the WELL V2

53
Q

What is the point value for automated shading that prevents glare?

L05 | Part 2 Integrate Solar Shading

A

Shading that is automated to prevent glare earns 2 points.
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This information comes from Page 115-117 of the WELL V2

54
Q

How can WELL Core Guidance be achieved?

L05 | Part 2 Integrate Solar Shading

A

WELL Core Guidance can be achieved by meeting these requirements in the whole building.
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This information comes from Page 115-117 of the WELL V2

55
Q

What can projects do regarding shading in tenant spaces?

L05 | Part 2 Integrate Solar Shading

A

Projects can either install shading in tenant spaces or provide a budget to tenants tied to the implementation of feature requirements.
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This information comes from Page 115-117 of the WELL V2

56
Q

What is the purpose of conducting daylight simulation calculations in projects?

L06 DAYLIGHT SIMULATION | OPTIMIZATION

A

Daylight simulation calculations are conducted to make informed decisions around fenestration and shading to provide appropriate daylight exposure for occupants.
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This information comes from Page 118-120 of the WELL V2

57
Q

How does exposure to daylight impact human health and productivity?

L06 DAYLIGHT SIMULATION | OPTIMIZATION

A

Exposure to daylight has a substantial impact on mood, circadian health, and productivity, while lack of exposure is linked to disrupted circadian rhythms and decreased sleep quality.
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This information comes from Page 118-120 of the WELL V2

58
Q

What have studies shown about students and access to windows?

L06 DAYLIGHT SIMULATION | OPTIMIZATION

A

Students perform better when they have access to windows that can be opened.
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This information comes from Page 118-120 of the WELL V2

59
Q

What can be optimized by conducting daylight simulations?

L06 DAYLIGHT SIMULATION | OPTIMIZATION

A

Indoor daylight exposure can be optimized by conducting daylight simulations, which inform choices for shading, fenestration design, and interior layout.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

60
Q

What is one health benefit of indoor spaces with daylight exposure?

L06 DAYLIGHT SIMULATION | OPTIMIZATION

A

Indoor spaces with daylight exposure have been shown to have fewer bacteria compared to spaces without any light exposure.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

61
Q

What conditions must be demonstrated through computer simulations for regularly occupied spaces?

L06 | Part 1 Conduct Daylight Simulation

A

Regularly occupied spaces must achieve an average sDA300,50% for >55% of the floor area or a target illuminance of 28 fc (300 lux) for >50% of individual unit area throughout 50% of daylit hours of the year.
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This information comes from Page 118-120 of the WELL V2

62
Q

What is one way to achieve higher points in daylight simulation for regularly occupied spaces?

L06 | Part 1 Conduct Daylight Simulation

A

To achieve higher points, average sDA300,50% must be >75% for regularly occupied floor area or a target illuminance of 28 fc (300 lux) for >50% of individual unit area, with an average illuminance of 9 fc (100 lux) for >95% of individual unit area throughout 50% of daylit hours of the year.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

63
Q

What must each dwelling unit demonstrate through daylight simulations?

L06 | Part 1 Conduct Daylight Simulation

A

Each dwelling unit must achieve an average sDA for >55% of the regularly occupied floor area or a target illuminance of 28 fc (300 lux) for >50% of individual unit area throughout 50% of daylit hours of the year.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

64
Q

What are the default surface reflectances to use if finishes have not been finalized?

L06 | Part 1 Conduct Daylight Simulation

A

The default surface reflectances are: Ceilings: 80%, Walls: 50%, and Floors: 20%.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

65
Q

What areas are considered regularly occupied in the daylight simulation requirements?

L06 | Part 1 Conduct Daylight Simulation

A

The entire floorplate, except circulation areas in non-leased spaces, is considered regularly occupied.
| Created with Chat-GPT

This information comes from Page 118-120 of the WELL V2

66
Q

What is the main intent of the Visual Balance feature?

L07 VISUAL BALANCE | OPTIMIZATION

A

The main intent of the Visual Balance feature is to create lighting environments that enhance visual comfort.
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This information comes from Page 121-122 of the WELL V2

67
Q

What issues can arise from fluctuating light levels in a space?

L07 VISUAL BALANCE | OPTIMIZATION

A

Fluctuating light levels can impact visual comfort, leading to eye fatigue and distraction from tasks, which decreases productivity and affects well-being.
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This information comes from Page 121-122 of the WELL V2

68
Q

What solutions can help create a visually comfortable lighting environment?

L07 VISUAL BALANCE | OPTIMIZATION

A

Solutions include developing a lighting layout and operations schedule that complement the design, considering color temperature, daylight, and electric light.
| Created with Chat-GPT

This information comes from Page 121-122 of the WELL V2

69
Q

How should lighting be planned in relation to users?

L07 VISUAL BALANCE | OPTIMIZATION

A

Lighting should take into account the ages of users, tasks performed, and existing physical features in the space.
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This information comes from Page 121-122 of the WELL V2

70
Q

What is the importance of thoughtful planning in lighting design?

L07 VISUAL BALANCE | OPTIMIZATION

A

Thoughtful planning supports a visually comfortable lighting environment, enhancing ambience and energy efficiency goals.
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This information comes from Page 121-122 of the WELL V2

71
Q

What are the requirements for ambient lighting in regularly occupied spaces?

L07 | Part 1 Balance Visual Lighting

A

Ambient lighting must meet at least three of the following: a) luminance contrast ratios no more than 10 between adjacent zones, b) illuminance uniformity ratio of at least 0.4, c) automatic changes in lighting characteristics over 10 minutes, d) consistent Correlated Color Temperature (CCT) within “+/-“200 K.
| Created with Chat-GPT

This information comes from Page 121-122 of the WELL V2

72
Q

What is the minimum illuminance uniformity ratio required for a task plane?

L07 | Part 1 Balance Visual Lighting

A

The minimum illuminance uniformity ratio required is 0.4 or 1:2.5 (minimum light level: average light level).
| Created with Chat-GPT

This information comes from Page 121-122 of the WELL V2

73
Q

How should changes in lighting characteristics occur according to the requirements?

L07 | Part 1 Balance Visual Lighting

A

Changes in lighting characteristics, such as light levels and color, should take place automatically over a period of 10 minutes.
| Created with Chat-GPT

This information comes from Page 121-122 of the WELL V2

74
Q

What considerations should a lighting professional account for in design for visual balance?

L07 | Part 1 Balance Visual Lighting

A

Considerations include luminance ratios, illuminance uniformity on task planes, changes in lighting characteristics, and color temperature of lights used.
| Created with Chat-GPT

This information comes from Page 121-122 of the WELL V2

75
Q

In which spaces do these visual lighting balance requirements apply?

L07 | Part 1 Balance Visual Lighting

A

These requirements apply to all regularly occupied spaces and should be met in non-leased spaces, with additional points for leased spaces.
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This information comes from Page 121-122 of the WELL V2

76
Q

What is the intent of the L08 Electric Light Quality feature?

L08 ELECTRIC LIGHT QUALITY | OPTIMIZATION

A

Enhance visual comfort and minimize flicker for electric light.
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This information comes from Page 123-124 of the WELL V2

77
Q

What issues are associated with low color rendering in electric light?

L08 ELECTRIC LIGHT QUALITY | OPTIMIZATION

A

Low color rendering can impact the ability to differentiate between objects and perceive surroundings accurately.
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This information comes from Page 123-124 of the WELL V2

78
Q

What health issues are linked to flicker in electric lighting?

L08 ELECTRIC LIGHT QUALITY | OPTIMIZATION

A

Flicker has been associated with eye strain, headaches, migraines, and epileptic seizures.
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This information comes from Page 123-124 of the WELL V2

79
Q

How can lighting fixtures improve visual comfort?

L08 ELECTRIC LIGHT QUALITY | OPTIMIZATION

A

Utilizing lighting fixtures that emit a high quality of light and do not display signs of flicker contributes to a comfortable and healthy space.
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This information comes from Page 123-124 of the WELL V2

80
Q

What is the significance of Color Rendering Index (CRI) in electric lighting?

L08 ELECTRIC LIGHT QUALITY | OPTIMIZATION

A

Light fixtures with higher CRI emit light that shows colors realistically, improving people’s perception of a space.
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This information comes from Page 123-124 of the WELL V2

81
Q

What are the color rendering requirements for luminaires in all spaces except circulation areas?

L08 | Part 1 Enhance Color Rendering Quality

A

All luminaires must meet at least one of the following: CRI >=90, CRI >= 80 with R9 >= 50, or IES R >= 78.
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This information comes from Page 123-124 of the WELL V2

82
Q

What are the color rendering requirements for luminaires in circulation areas?

L08 | Part 1 Enhance Color Rendering Quality

A

Luminaires must meet at least one of the following: CRI >= 80 or IES R >= 75.
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This information comes from Page 123-124 of the WELL V2

83
Q

What does tunable white lighting require regarding color rendering?

L08 | Part 1 Enhance Color Rendering Quality

A

Tunable white lighting requirements are met at 1,000K intervals from a minimum of 2,700K to a maximum of 5,000K.
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This information comes from Page 123-124 of the WELL V2

84
Q

What luminaires are excluded from the color rendering requirements?

L08 | Part 1 Enhance Color Rendering Quality

A

Decorative fixtures, emergency lights, and other special-purpose lighting are excluded from these requirements.
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This information comes from Page 123-124 of the WELL V2

85
Q

What is the WELL Core Guidance for these color rendering requirements?

L08 | Part 1 Enhance Color Rendering Quality

A

These requirements should be met in non-leased spaces and for an additional point, also in leased spaces.
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This information comes from Page 123-124 of the WELL V2

86
Q

What are the flicker requirements for luminaires used in regularly occupied spaces?

L08 | Part 2 Manage Flicker

A

All luminaires must meet at least one of the following: Classified as “reduced flicker operation” per California Title 24, Recommended practices 1, 2, or 3 defined by IEEE standard 1789-2015 LED, or Pst LM <= 1.0 and SVM <= 1.6 for indoor applications per NEMA 77-2017.
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This information comes from Page 123-124 of the WELL V2

87
Q

Which types of lighting are excluded from the flicker requirements?

L08 | Part 2 Manage Flicker

A

Decorative lights, emergency lights, and other special-purpose lighting are excluded from these requirements.
| Created with Chat-GPT

This information comes from Page 123-124 of the WELL V2

88
Q

What is the WELL Core Guidance for the flicker management requirements?

L08 | Part 2 Manage Flicker

A

These requirements should be met in non-leased spaces and for an additional point, also in leased spaces.
| Created with Chat-GPT

This information comes from Page 123-124 of the WELL V2

89
Q

What is the intent behind managing flicker in lighting?

L08 | Part 2 Manage Flicker

A

The intent is to enhance visual comfort and minimize flicker effects for electric light.
| Created with Chat-GPT

This information comes from Page 123-124 of the WELL V2

90
Q

What does “reduced flicker operation” mean in the context of California Title 24?

L08 | Part 2 Manage Flicker

A

It refers to luminaires that meet specific standards for flicker testing, indicating reduced flicker for occupant comfort.
| Created with Chat-GPT

This information comes from Page 123-124 of the WELL V2

91
Q

What is the intent of the Occupant Lighting Control feature?

L09 OCCUPANT LIGHTING CONTROL | OPTIMIZATION

A

The intent is to provide individuals with access to customizable lighting environments that enhance well-being and productivity.
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This information comes from Page 125-127 of the WELL V2

92
Q

How does lighting impact the well-being of occupants?

L09 OCCUPANT LIGHTING CONTROL | OPTIMIZATION

A

Lighting environments that are customizable have been shown to improve satisfaction levels, positively impacting mood and cognitive performance.
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This information comes from Page 125-127 of the WELL V2

93
Q

What lighting guideline is recommended for individuals over the age of 65?

L09 OCCUPANT LIGHTING CONTROL | OPTIMIZATION

A

Lighting guidelines recommend twice the light levels for individuals over the age of 65 compared to those aged 25 to 65 due to age-related changes in light transmission.
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This information comes from Page 125-127 of the WELL V2

94
Q

What are some solutions to improve lighting environments according to the WELL feature?

L09 OCCUPANT LIGHTING CONTROL | OPTIMIZATION

A

Solutions include developing a customizable environment that meets visual and circadian requirements, creating distinct zones for social interaction, and utilizing innovative lighting strategies.
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This information comes from Page 125-127 of the WELL V2

95
Q

How does age affect light transmission and visual acuity?

L09 OCCUPANT LIGHTING CONTROL | OPTIMIZATION

A

As humans age, the transmission of light through their lens is reduced due to increased light absorption, smaller pupil size, and yellowing of the lenses, affecting visual acuity.
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This information comes from Page 125-127 of the WELL V2

96
Q

What is the requirement for lighting zones in regularly occupied spaces?

L09 | Part 1 Enhance Occupant Controllability

A

All regularly occupied spaces must contain lighting zones based on occupancy, such as one zone per 650 ft^2 or one per 10 occupants to earn points.
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This information comes from Page 125-127 of the WELL V2

97
Q

What are the requirements for a lighting control system in each lighting zone?

L09 | Part 1 Enhance Occupant Controllability

A

Each lighting zone must have at least three lighting levels or scenes, and allow changes in at least one of the following: color, color temperature, or distribution of light.
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This information comes from Page 125-127 of the WELL V2

98
Q

How can occupants control their immediate lighting environment?

L09 | Part 1 Enhance Occupant Controllability

A

Occupants can control their immediate lighting environment through manual controls in the same space as each lighting zone or via a digital interface on a computer or phone.
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This information comes from Page 125-127 of the WELL V2

99
Q

What is the requirement for lighting in presentation or projection walls?

L09 | Part 1 Enhance Occupant Controllability

A

Lighting for presentation or projection walls must be separately controlled to enhance occupant controllability.
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This information comes from Page 125-127 of the WELL V2

100
Q

What is the distinction between options 1 and 2 for occupant controllability?

L09 | Part 1 Enhance Occupant Controllability

A

Option 1 focuses on the number of lighting zones required based on area or occupancy, while Option 2 emphasizes a lighting control system with adjustable settings and occupant controls.
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This information comes from Page 125-127 of the WELL V2

101
Q

What are the requirements for supplemental lighting in regularly occupied spaces?

L09 | Part 2 Provide Supplemental Lighting

A

Occupants must be provided with supplemental lighting that increases light levels on task surfaces to at least twice the recommended light levels based on the reference used for Feature L02.
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This information comes from Page 125-127 of the WELL V2

102
Q

How should supplemental light fixtures be positioned?

L09 | Part 2 Provide Supplemental Lighting

A

Supplemental light fixtures must be positioned to create minimal visual discomfort for the occupant and should be installed at least 9 inches (23 cm) from the front edge of the workstation or per manufacturer’s instructions.
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This information comes from Page 125-127 of the WELL V2

103
Q

What is required if Option 2 for supplemental lighting is chosen?

L09 | Part 2 Provide Supplemental Lighting

A

Under Option 2, supplemental light fixtures must be available to occupants upon request at no cost, with requests fulfilled within eight weeks.
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This information comes from Page 125-127 of the WELL V2

104
Q

What additional feature should be provided for supplemental lighting?

L09 | Part 2 Provide Supplemental Lighting

A

At least one supplemental light fixture must be available for occupants to try out before making a decision.
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This information comes from Page 125-127 of the WELL V2

105
Q

What is the intent behind providing supplemental lighting?

L09 | Part 2 Provide Supplemental Lighting

A

The intent is to enhance the visual comfort and task performance of occupants by ensuring adequate lighting levels tailored to their needs.
| Created with Chat-GPT

This information comes from Page 125-127 of the WELL V2

WELL AP - 2024 (15 decks)

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