Indoor Environmental Quality Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

6 primary factors that affect thermal comfort?

A
Surface temperature
Air temperature
Humidity
Air movement
Metabolic rate
Clothing
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2
Q

Which school spaces are excluded from EQ-P Minimum Acoustical Performance requirements?

A

Natatoriums, auditoriums, music performance spaces, teleconferencing rooms, special education rooms

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3
Q

3 monitoring strategies that can be implemented for naturally ventilated spaces to meet EQ-P Minimum Indoor Air Quality Performance

A

Direct exhaust airflow measurement devices
Alarmed openings for naturally ventilated spaces
Carbon dioxide monitors

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4
Q

Kiosk located on public sidewalk 25 ft from main entrance.
Outside project boundary.
Is smoking allowed around the kiosk if it is owned by the project owner and project is pursuing LEED AP?

A

No

No smoking zone of 25ft from any opening still applies in this situation.

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5
Q

List exterior noise mitigation design strategies for school projects?

A

Site barriers:
Earthen berms
Site walls

Architectural barriers:
Other building spaces
Courtyards

Architectural material barriers:
Dense wall construction
Offset studs

Construction best practices:
Sealants
Window door gaskets

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6
Q

Design strategies that Healthcare project can implement to meet the requirements for options EQ-C Acoustic Performance?

A

Separate patient rooms from treatment areas, media areas, and staff areas.
Include buffer spaces in the building program.
Use partial-height barriers in open-plan areas and isolating partitions in close-in areas.
Install sound-absorptive finishes.
Address mechanical system noise and medical equipment noise.
Install interior vision panels.
Install close-fit doors with gaskets where appropriate.

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7
Q

List background noise reduction strategies?

A

Locate HVAC above non occupies spaces.
Select quite HVAC and run low.
Change filter regularly.
Locate sound attenuators at VAV terminal boxes.
Install vibration isolators on rotating vibrating equipment.
Providing duct attenuation.
Designing ductwork to minimize “cross-talk” from one room to another.
Controlling airflow velocity in the ductwork to minimize turbulence noise.

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8
Q

Three ways of verifying sound isolation for EQ-C Acoustic Performance?

A

Published data
Calculation
Measurement

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9
Q

What are two common approaches to providing adequate speech privacy in healthcare facilities?

A

Reduce sound transmission between spaces by installing improved partition assemblies and partial-height partitions and sound-absorptive room finishes.
Provide an adequate level of continuous background sound.

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10
Q

When should project team schedule Indoor Air Quality Testing to meet EQ-C Indoor Quality assessment?

A

after construction, punch, and final clean are complete.

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11
Q

Healthcare facility has 10 private offices for doctors, 10 Nurses stations, 20 administrative work stations, 4 conference rooms, and 50 private patient rooms. How many spaces must have individual controls for 3 lighting levels if the project team is pursuing option 1. Lighting Control of EQ-C Interior Lighting.

A

36 offices, 45 private patient rooms, 4 conference rooms

90% of individual occupant spaces in staff areas
90% of patient positions
100% share multi-occupant spaces

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12
Q

What should a project team do if they are pursuing EQ-C Low-Emitting Materials but they do not want to pursue the budget calculation option?

A

Team should specify low-emitting or nonemitting products that are compliant in at least 2 product categories. The minimum threshold of compliance is 90% or 100% based on product type?

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13
Q

List 6 assemblies that budget calculation method in EQ-C Low-Emitting Materials organizes building interiors for Healthcare and School projects.

A
Flooring
Ceilings
Walls
Thermal and Acoustic Insulation
Furniture
Exterior Applied Products
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14
Q

What is the maximum background noise level allow in classrooms and core learning spaces to meet EQ-C Acoustic Performance in elementary school?

A

35 dba

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15
Q

what is a STC rating?

A

weighted value for capacity of partition to attenuate airbourne sound. An STC rating is calculated by averaging the transmission loss through an entire assembly.

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16
Q

List acoustical concerns that the design team for a Healthcare project should address to achieve 2 points for EQ-C Acoustic Performance.

A
Speech privacy
Sound Isolation
Background Noise
Acoustical Finishes
Site Exterior Noise
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17
Q

Team pursuing EQ-P Minimum Indoor Air Quality.
Performance for an office building minimum ventilation requirements with ample fresh air for all spaces other than the cafeteria. What are the next steps?

A

Minimum Indoor Air Quality Performance cannot be met unless all occupied spaces meet the minimum ventilation requirements.

The project team must revise the design to meet the required ventilation rates and redo the calculations. Each occupied space must meet the required ventilation rates.

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18
Q

3 noise concerns for school projects addressed by EQ-P Minimum Acoustic Performance?

A

HVAC Background Noise
Exterior Noise
Reverberation Time

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19
Q

Which building types may smoking be allowed indoors?

A

In residential projects and healthcare facilities for clinical and recovery reasons.

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20
Q

What are three strategies for compartmentalization?

A

Weather-strip all exterior doors and operable windows.
Weather-strip all doors leading from residential units into common hallways.
Minimize uncontrolled pathways for the transfer of smoke and other indoor air pollutants between residential units:
Saling penetrations in the walls, ceilings, and floors
Sealing vertical chases adjacent to units.

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21
Q

Top 2 options team may pursue to meet reverberation time requirements for EQ-P Minimum Acoustic Performance for 10x20x10 classroom?

A

1) Total surface area of acoustic wall panels, ceiling finishes, and other sound-absorbent finishes must equal or exceed total ceiling area minus diffusers, grills and lights.
2) Reverberation time requirements must be met as specified in ASNSI Standard S12.6-2010.

22
Q

What are 2 common approaches for providing adequate speech privacy in a healthcare facility?

A

Reduce sound transmission between spaces by installing improved partition assemblies and partial height partitions and sound-absorptive room finishes.
Provide an adequate level of continuous background sound.

23
Q

What are the acceptable entryway systems that a project team can use to meet EQ-C Enhanced Indoor Air Quality Strategies?

A

Permanently installed grates, grilles, slotted systems, rollout mats, and other materials manufactured as entryway systems with equivalent or better performance.

24
Q

Project team is identifying strategies to achieve a second point by pursuing Option 2 Additional Enhanced IAQ Strategies of EQ-C Enhanced Indoor Air Quality Strategies

What are strategies that the project team may select if the project has a mixed-mode ventilation system?

A
May select one of the following:
Exterior Contamination Prevention
Increased Ventilation
Additional Source Control and Monitoring
Natural Ventilation room-by-room calculations
25
Q

Mechanical engineer is location CO2 monitors in all densly occupied areas to meet EQ-C Enhanced Indoor Air Quality Strategies.

Where should CO2 monitors be located in the densely occupied areas?

A

Within breathing zone between 3ft and 6ft above floor.

26
Q

What are the documentation requirements for CO2 monitoring strategies to meet EQ-C Enhanced Indoor Air Quality Strategies?

A

List of densely occupied spaces, space types, and design CO2 concentrations: A floor plan showing sensor locations and narrative describing CO2 Setpoints.

27
Q

What is exemplary performance criteria for EQ-C Enhanced Indoor Air Quality Strategies?

A

Achieve both Option 1 and Option 2 and incorporate an additional Option 2 strategy.

28
Q

Which EQ-Cs are eligible for exemplary performance?

A

EQ-C Enhanced Indoor Air Quality Strategies
EQ-C Low Emitting Materials
EQ-C Quality Views

29
Q

Exemplary performance criteria for EQ-C Low Emitting Materials?

A

Option 1 Earn all points and reach 100% of products.

Option 2 Reach 100% of products

30
Q

List three characteristics that products can have to meet the requirements for Option 1 Product Category Calculations of EQ-C Low-Emitting Materials?

A

Product is inherently nonemitting.
Manufacturer has self-declared the products compliance and has compliant documentation.
Product has third party certification of compliance.

31
Q

List 5 categories of SMACNA guidelines that a project manager should address when preparing an indoor air quality management plan for EQ-C Construction Indoor Air Quality Management Plan?

A
HVAC Protection
Source Control
Pathway Interruption
Housekeeping
Scheduling
32
Q

What must a healthcare project team submit for documentation to meet EQ-C Construction Indoor Air Quality Management Plan?

A

Submit an environmental quality management plan (EQMP) or detailed checklist that highlights:

Nonsmoking policy
Narrative describing protection measures for absorbent materials
Annotate photographs of indoor air and environmental quality measures
Record of filtration media.

33
Q

Indoor environmental elements that are addressed by an (IAQ) management plan for a healthcare facility?

A
Moisture 
Particulates
Volitile Organic Compounds (VOCs)
Outdoor Emissions
Tobacco
Noise and Vibration
Infection control
34
Q

To meet EQ-C Construction Indoor Air Quality Management Plan, Healthcare projects should implement an (EQMP) that is based on which guidelines?

A

SMACNA and 2010 Guidelines Institute for D&C of Healthcare

35
Q

What temperature and humidity must be maintained during the flush-out to meet the requirements of Path 1, Option 1 of EQ-C Indoor Air Quality?

A

During flush-out an internal temperature of at least 60F and no higher than 80F and relative humidity of 60%

36
Q

Pursuing Option 2. Air Testing for EQ-C Indoor Air Quality Assessment. If 2 sample points exceed the allowable limits, what should the project team do next?

A

Must take corrective action and retest for the noncompliant contaminants at the same sampling points. These steps must be repeated until all requirements are met.

37
Q

What design alternative can be implemented in the regularly occupied spaces of a warehouse and distribution center to meet EQ-C Thermal comfort?

A

One or more of the following:
Radiant flooring
Circulating fans
Passive systems (nighttime air, heat venting, windflow)
Localized active cooling (refrigerant or evaporative-based systems)
Localized, hardwired fans that provide air movement for
occupants’ comfort

38
Q

How are air-testing location selected to meet Option 2 Air Testing of EQ-C Indoor Air Quality Assessment?

A

Locations selected for testing must represent the worst-case zones where the highest concentrations of contaminants of concern are likely to occur.

39
Q

What do the PMV and PPD predict?

A

Thermal comfort levels for occupants.

40
Q

List eligible thermal comforts that meet the requirements of EQ-C Thermal Comfort?

A
Thermostats
Ceiling Fans
Adjustable underfloor diffusers
Task mounted controls (plug ins)
Operable Windows
41
Q

What thermal comfort controls are ineligible for meeting the requirements of EQ-C Thermal Comfort?

A

Ceiling diffusers without accessible controls Thermostats with fixed setpoints that cannot be adjusted by occupants.

42
Q

Thermal comfort controls must allow occupants to adjust 1 of which 4 environmental elements to meet EQ-C Thermal Comfort?

A

Air Temperature
Radiant Temperature
Air Speed
Humidity

43
Q

What is unique requirement for retail projects to meet Option 2 Lighting Quality of EQ-C Interior Lighting?

A

Must provide controls in sales areas to reduce the ambient light levels to a midlevel. This requirement is an addition to providing at least 90% of the individual occupant spaces in office and administrative areas with individual lighting controls.

44
Q

What are the requirements to meet Option 1 Lighting Control of EQ-C Interior Lighting for an office building project?

A

Controls at 90% of individual occupant spaces and 100% of shared, multi-occupant spaces. At least 3 lighting levels or scenes must be provided, not including daylight.

45
Q

5 strategies that maximize daylight?

A

Choosing appropriate window location, size, space, and glass selection

Incorporating atria, clerestories, courtyards, and shallow floor plates

Considering reflectance of interior finishes

Locating interior partitions not to block access to daylight, or choosing transparent/glazed partitions.

Determining an adequate ratio of window to floor area based on building footprint, the structural floor-to-floor height, and finished ceiling clearances.

46
Q

Which option under EQ-C Daylight is most suitable for a major renovation project with a scope that includes minimal modifications to the building envelope?

A

Option 3 Measurement is ideal for renovation projects that involve minimal modifications to the building envelope and for substantiating a completed project’s design strategies with a performance-based metric.

47
Q

If a project is pursuing Option 3 Measurement of EQ-C Daylight, when should the first and second measurement occur?

A

1st after project construction is complete and people have occupied space.

2nd measurement must occur at least 5 months after the 1st to address the difference in daylight experienced throughout the year.

48
Q

What is a view factor?

A

Is a measured amount of quality of vies within 90 deg. cone of vision from and individual workstation.

49
Q

What percentage of regularly occupied floor areas must have a direct line of sight to the outdoors via vision glazing to meet the requirements of EQ-C Quality Views?

A

75%

50
Q

What are the 4 eligible view types for achieving EQ-C Quality Views?

A

View Type 1 - multiple lines of sight to vision glazing in different directions at least 90 deg.

View Type 2 - views that include at least 2 of the following: (A) Flora, fauna, sky, (B) movement, (C) objects at least 25ft from glazing.

View Type 3 - Unobstructed views located within the distance of 3 times the head height of vision glazing.

View Type 4 - Views with a view factor of 3 or greater, as defined in “Windows and Offices; A study of Office Worker Performance and the Indoor Environment” form the California Energy Commission.