Section 7: Indoor Environmental Quality (EQ) Flashcards
A lobby is considered a nonregularly occupied space, unless in what kind of building?
Hotel
Exceptions to Daylight and Quality Views are permitted for what kind of spaces?
- Auditoriums
- Gymnasiums
What is the intent of the Minimum Indoor Air
Quality Performance prerequisite?
To contribute to the comfort and well-being of building occupants by establishing minimum standards for indoor air quality (IAQ)
What are the two cases under the Minimum Indoor Air
Quality Performance prerequisite?
Case 1. Systems Able to Meet Required Outdoor Airflow Rates
Case 2. Systems Unable to Meet Required Outdoor Airflow Rates
What is the absolute minimum of air flow rate for the Minimum Indoor Air Quality Performance prerequisite?
Not less than 10 cubic feet per minute (5 liters per second) of outdoor air per person
What are the three main types of mechanical ventilation systems?
- Single-zone system
- 100% outdoor air system
- Multiple-zone recirculating system
What is a Single-zone mechanical ventilation system?
This system delivers a mixture of outdoor air and recirculated air to only one ventilation zone
When would a mechanical ventilation system that is providing air into multiple spaces still be considered a single-zone system?
The spaces being ventilated are similar, e.g. occupancy category and occupant density
What is a 100% outdoor air mechanical ventilation system?
This type of system delivers only outdoor air directly to one or more ventilation zones. The ventilation air cannot contain any recirculated air
What is a multiple-zone recirculating mechanical ventilation system?
This type of system delivers a mixture of outdoor air and recirculated air to more than one ventilation zone. Typical examples include a constant volume rooftop unit that serves more than one ventilation zone or a VAV system that serves an entire building
In terms of air ventilation, what is the critical zone?
The critical zone is the zone with the highest proportion of required outdoor air to provided supply air. Critical zones are often densely occupied spaces, such as conference rooms
What is the intent of the Environmental Tobacco
Smoke Control prerequisite?
To prevent or minimize exposure of building occupants, indoor surfaces, and ventilation air distribution systems to environmental tobacco smoke
What are the two options for the Environmental Tobacco
Smoke Control prerequisite?
- No smoking
- Compartmentalisation of smoking areas
What is another word for secondhand smoke?
Environmental tobacco smoke (ETS)
What is the intent of the Green Cleaning Policy prerequisite?
To reduce levels of chemical, biological, and particulate contaminants that can compromise air quality, human health, building finishes, building systems, and the environment
What are the two options for the the Green Cleaning Policy prerequisite?
- In-House Green Cleaning Policy
- Certified Cleaning Service
For for the the Green Cleaning Policy prerequisite - Certified Cleaning Service option, what certifications of accepted?
- GS-42
- CIMS-GB
How many points are available for the Indoor Air Quality
Management Program credit?
2
What is the intent of the Indoor Air Quality Management Program credit?
To maintain the well-being of occupants by preventing and correcting indoor air quality problems
What is I-BEAM?
Indoor Air Quality Building Education and Assessment Model
For the Indoor Air Quality Management Program credit, how often should an I-BEAM audit be conducted?
At least once every five years
How many points are available for the Enhanced Indoor Air Quality Strategies credit?
2
What is the intent of the Enhanced Indoor Air Quality Strategies credit?
To promote occupants’ comfort, well-being, and productivity by improving indoor air quality
What are the two options available for the Enhanced Indoor Air Quality Strategies credit?
- Entryway system
- Additional enhanced IAQ strategies
What is the minimum size for Enhanced Indoor Air Quality Strategies credit, entryway systems?
10 feet (3 meters) long in the primary direction of travel
For Enhanced Indoor Air Quality Strategies credit, additional enhanced IAQ strategies option, what would the minimum MERV for air cleaning devices need to be?
13
For Enhanced Indoor Air Quality Strategies credit, additional enhanced IAQ strategies option, CO2 sensors must be placed in rooms larger that what?
150 square feet (14 square meters)
For Enhanced Indoor Air Quality Strategies credit, additional enhanced IAQ strategies option, CO2 sensors must be set to alarm if concentration in any zone rises more than how much above that corresponding to the minimum outdoor air rate required?
15%
For Enhanced Indoor Air Quality Strategies credit, additional enhanced IAQ strategies option, how often should CO2 sensors be calibrated?
Once every five years or per the manufacturer’s recommendation, whichever is shorter
How many points are available for the Thermal Comfort credit?
1
What is the intent of the Thermal Comfort credit?
To promote occupants’ productivity, comfort, and well-being by providing quality thermal comfort
What are the two options for the Thermal Comfort credit?
- ASHRAE 55–2010
- ISO and CEN Standards
What five monitoring systems must be in place to meet the Thermal Comfort credit?
- Continuous monitoring
- Periodic testing
- Alarms
- Prompt repair.
- Calibration
What are the five primary factors that affect thermal comfort?
- Surface temperature
- Air temperature
- Humidity
- Air mouvement
- Metabolic rate and clothing
For the Thermal Comfort credit, what kind of spaces are excluded from the calculations?
Guest rooms
How many points are available for the Interior Lighting credit?
2
What is the intent of the Interior Lighting credit?
To promote occupants’ productivity, comfort, and well-being by providing high-quality lighting
For the Interior Lighting credit, lighting control option, what percentage of individual occupant spaces needs to have in place individual lighting controls that enable occupants to adjust the lighting to suit their individual tasks and preferences?
50%
What is midlevel lighting?
30% to 70% of the maximum illumination level (not including daylight contributions)
What are the two options available for the Interior Lighting credit?
- Lighting control
- Lighting quality
What is the color rendering index?
A measurement from 0 to 100 that indicates how accurately an artificial light source, as compared with an incandescent light, displays hues
a measurement from 0 to 100 that indicates how accurately an artificial light source, as compared with an incandescent light, displays hues is known as what?
The color rendering index
How many points are available for the Daylight and Quality Views credit?
4
What is the intent of the the Daylight and Quality Views credit?
To connect building occupants with the outdoors, reinforce circadian rhythms, and reduce the use of electrical lighting by introducing daylight and views into the space
What are the two options available for the Daylight and Quality Views credit?
- Daylight measurement
- Quality views
What are the requirements for the Daylight and Quality Views credit, daylight measurement option?
Achieve illuminance levels between 300 lux and 3,000 lux for at least 50% of the regularly occupied floor area
What are the requirements for the Daylight and Quality Views credit, quality views option?
Achieve a direct line of sight to the outdoors via vision glazing for 50% of all regularly occupied floor area
Define vision glazing
The portion of exterior windows that permits views to the exterior (or an atrium)
What does ASE stand for?
Annual sunlight exposure
What is annual sunlight exposure?
A metric that describes the potential for visual discomfort in interior work environments?
What metric describes the potential for visual discomfort in interior work environments?
Annual sunlight exposure (ASE)
What does sDA stand for?
Spatial daylight autonomy
What is spatial daylight autonomy?
A metric describing annual sufficiency of ambient daylight levels in interior environments
What metric describes annual sufficiency of ambient daylight levels in interior environments?
Spatial daylight autonomy (sDA)
How many points are available for the Green Cleaning— Custodial Effectiveness Assessment credit?
1
What is the intent of the Green Cleaning— Custodial Effectiveness Assessment credit?
To reduce levels of chemical, biological, and particulate contaminants, which can compromise human health, building finishes and systems, and the environment, by implementing effective cleaning procedures
For the Green Cleaning— Custodial Effectiveness Assessment credit, the facility must score a minimum of how many points in accordance with the APPA Leadership in Educational Facilities’ Custodial Staffing Guidelines?
2.5
What does the APPA stand for?
Association of Physical Plant Administrators
How many points are available for the Green Cleaning—
Products and Materials credit?
1
What is the intent of the Green Cleaning— Products and Materials credit?
To reduce the environmental effects of cleaning products, disposable janitorial paper products, and trash bags
For the Green Cleaning— Products and Materials credit, what percentage of cleaning materials and products must abide by the given standards?
75%
What four types of materials are mentioned under the Green Cleaning— Products and Materials credit?
- Cleaning products
- Disinfectants, metal polish
- Disposable janitorial paper products and trash bags
- Hand soaps and hand sanitizers
How many points are available for the Green Cleaning—
Equipment credit?
1
What is the intent for the Green Cleaning— Equipment credit?
To reduce chemical, biological, and particulate contaminants from powered cleaning equipment
For the Green Cleaning— Equipment credit, what percentage of equipment must meet the set criteria?
40%
For the Green Cleaning— Equipment credit, what can be done if existing equipment does not meet the set criteria?
Develop a phase-out plan for its replacement with environmentally preferable products at the end of its useful life
How many points are available for the Integrated Pest
Management credit?
2
What is the intent of the Integrated Pest
Management credit?
To minimize pest problems and exposure to pesticides
What does IPM stand for?
Integrated pest management
What are the two options for the Integrated Pest
Management credit?
- In-House IPM Policy
- Certified IPM Service
Because landscaping can offer safe havens for pests, including rodents, shrubs and other plants should be kept at least how far from the building?
18 inches (450 mm)
How many points are available for the Occupant Comfort Survey credit?
1
What is the intent of the Occupant Comfort Survey credit?
To assess building occupants’ comfort