Shared Flashcard Set

Details

LEED NC exam
LEED v. 2.2
75
Architecture
Professional
04/10/2009

Additional Architecture Flashcards

 


 

Cards

Term
Basis of Design (BOD)
Definition

Includes design information necessary to accomplish the owner's project requirements.

 

Includes:

system descriptions

indoor environmental quality criteria

references to applicable codes

standards

regulations

guidelines

Term
Biomass
Definition
Plant material such as trees, grasses and crops that con be converted to heat energy to produce electricity.
Term
Bioremediation
Definition
involves the use of microorganisms & vegetation to remove contaminants from water & soils.  Generallay a form of in-situ remediation, and can be a viable alternative to landfilling or incineration.
Term
Breathing Zones
Definition
The region within an occupied space between planes 3 and 6 ft above the floor and more than 2 ft. from walls or fixed AC equipment.
Term
Building Density
Definition
[Floor area of building] / [total site area] (in ft2/acre)
Term
CERCLA
Definition
Comprehensive Environmental Response, Compensation, and Liability Act Also known as SuperFund Addresses abandoned or historical waste sites & contamination. Enacted in 1980 to create a tax on the chemical and petroleum industries
Term
Chain of Custody
Definition
Document that tracks the movement of a wood product from forest to vendor AND is used to verify compliance with FSC guidelines.

A 'vendor' is defined as the company that supplies wood products to contractors or subcontractors for on site installation.
Term
Cogeneration
Definition
The simultaneous production of electrical or mechanical energy (power) and useful thermal energy from the same fuel/energy source such as oil, coal, gas, biomass or solar.
Term
Comissioning (CX)
Definition
Process of ensuring that systems are designed, installed, functionally tested, and capable of being operated and maintained to perform in conformity with the owners project requirements (OPR).
Term
Commissioning Plan
Definition

Document defining the commissioning process.

 

 

Commissioning Report:

 

Document that records the results of the commissioning process, including the as-built performance of the HVAC system +unresolved issues.

Term
Comfort Criteria
Definition

Specific original design conditions that include at a minimum:

  • Temperature (air, radient, surface)
  • Humidity + air speed (outdoor temp design conditions)
  • Outdoor humidity design conditions
  • Clothing (seasonal)
  • Activity expeted

(ASHRAE 55-2004)

Term
Completed Design Area
Definition

Total area (ft2) of:


finished ceilings, finished floors, full height walls + demountable partitions, interior doors +built in case goods.

 

 

Excluded:

  • Eterior windows
  • Exterior doors
Term
Glazing Factor
Definition

Ratio of interior illuminance at a given point on a given plane to the exterior illuminance under overcast conditions.

 

Variables:

  1. Floor area
  2. Window area
  3. window geometry
  4. Visible transmittance
  5. Window height
Term
Composite Wood
Definition

Product consisting of wood or plant particles or fibers bonded together by a synthetic resin or binder.

  1. Product is inside bldg. waterproofing system
  2. composite wood components used in assemblies are included (e.g. door cores, panel substrates, etc.)
  3. Product is part of base bldg. systems
Term
Conditioned Space
Definition

The part of a bldg. that is heated or cooled, or both, for the comfort of occupants.

 

(ASHRAE 62.1-2004)

Term
Development Footprint
Definition

The area on the project site that has been impacted by any development activity.

 

  • Hardscape
  • acccess roads
  • parking lots
  • non-bldg. facilities
  • bldg. structure
Term
Embeded Energy
Definition
Energy that is used during the entire life cycle of the commodity for manufacturing, transportation and disposal of the commodity as well as the inherent energy captured within the product itself.
Term
Exfiltration
Definition

Uncontrolled outward air leakage from conditioned spaces through unintentional openings in ceilings, floors and walls to unconditioned spaces or the outdoors. 

 

Caused by pressure differences due to wind, inside-outside temperature differences, and imbalances btw. supply + exhaust airflow rates.

 

(ASHRAE 62.1-2004)

Term
Ex-Situ Remediation
Definition

Involves the removal of contaminated soil and groundwater.

 

Treatment of the contaminated media occurs in another location, typically a treatment facility.

Term
Functional Performance Testing (FPT)
Definition
Process of determining the ability of the commissioned systems to perform in accordance with the owner's project requirements (OPR), basis of design (BOD), and construction documents.
Term
Infiltration
Definition

Uncontrolled inward air leakage to conditioned spaces through unintentional openings in ceilings, floors and walls from unconditioned spaces or the outdoors caused by the same pressure differences that induce exfiltration.

 

(ASHRAE 62.1-2004)

Term
Horizontal view at 42 inches
Definition

The approach used to confirm that the direct line of sight to perimeter glazing remains available from a seated position.

 

  • It uses section drawings dwgs. that include the installed furniture to make the determination.
Term
Infrared or Thermal Emittance
Definition

Parameter between 0 and 1 that indicates the ability of a material to shed infrared radiation (heat).

 

  • most building materials (including glass) = 0.9
Term
In-Situ Remediation
Definition

Involves treatment of contaminants in place using technologies such as injection wells or reactive trenches.

 

  • minimal disturbance of the site.
Term
Makeup Air
Definition
Any combination of outdoor and transfer air intended to replace exhaust air and exfiltration.
Term
Metering Controls
Definition

Generally manual on/automatic off controls which are used to limit the flow time of water.

 

  • most commonly installed on lavatory faucets and on showers.
Term
Net Metering
Definition

A metering and billing arrangement that allows on-site generators to send excess electricity flows to the regional power grid, offsetting electricity flows drawn from the grid.

 

  • Selling electricity back to the grid.

 

 

Term
Non-roof impervious surfaces
Definition

Includes all surfaces on the site with a perviousness of less than 50%, not including the roof of the bldg.

 

Examples:

  • parking lots
  • roads
  • sidewalks
  • plazas
Term
Open-Grid pavement
Definition
Pavement that is less than 50% impervious and contains vegetation in the open cells.
Term
Post-consumer content
Definition

Waste material generated by households or by commercial, industrial and institutional facilities in their role as end-users of the product, which can no longer be used for its intended purpose.

 

Examples:

  • construction and demolition debris
  • materials from drop-off recycling programs
  • urban maintenance waste (leaves, grass)
Term
Pre-consumer content
Definition

material diverted from the waste stream during the manufacturing process.

 

Examples:

  • planar shavings
  • ply trim
  • sawdust
  • print overruns
  • obsolete inventories
Term
Prior Condition Area
Definition

Total area of: finished ceilings, finished floors, full height walls and demountable partitions, interior doors and built in case goods that existed when the project area was selected.

 

  • Exterior windows and doors are not included.
Term
Process Water
Definition
Water used for industrial processes and bldg. systems such as cooling towers, boilers and chillers.
Term
RCRA
Definition

Resource Conservation and Recovery Act

 

RCRA focuses on active and future facilites. 

 

Enacted in 1976 to give the EPA authority to control hazardous wastes from cradle to grave including generation, transportation, treatment, storage and disposal.

Term
Receptacle Load
Definition
Refers to all equipment that is plugged into the electrical system, from office equipment to refrigerators.
Term
Remediation
Definition

The process of cleaning up a contaminated site by physical, chemical or biological means.

 

Remediation processes are typically applied to contaminated soil and ground water.

Term
Retained Components
Definition
The partitions of the finished ceilngs, finished floors, full height walls and demountable partitions, interior doors and built in case goods that existed in the prior condition and remained in the completed design.
Term
Solar Reflectance (Albedo)
Definition

Ratio of reflected solar energy to the incoming solar energy over wavelengths of appx. 0.3 to 2.5 micrometers.

 

A reflectance of 100% means that all of the energy striking a reflecting surface is reflected back into the atmosphere and none of the energy is absorbed by the surface.

Term
Solar Reflectance Index (SRI)
Definition

A measure of a material's ability to reject solar heat, as shown by a small temp. rise.

 

  • Standard black = 0
  • Standard white = 100
Term
System Performance Testing
Definition
Process of determining the ability of the commissioned systems to perform in accordance with Owner's Project Requirements (OPR), Basis of Design (BOD), and Construction Docs.
Term
Tertiary Treatment
Definition
Highest form of wastewater treatment that includes the removal of nutrients, organic and solid materials, along with biological or chemical polishing.
Term
Tipping Fees
Definition

Fees charged by a landfill for disposal of waste volumes.

 

Fee is typically quoted for one ton of waste.

Term
Total Suspended Solids (TSS)
Definition

Particles or flecs that are too small or too light to be removed from stormwater via gravity setting.

 

Suspended solid concentrations are typically removed via filtration.

Term
Process Energy
Definition
  • Office and general misc. equip.
  • computers
  • elevators
  • kitchen cooking and refrigeration
  • laundry washing and drying
  • lighting exempt from lighting power allowance (critical to medical equip.
  • waterfall pumps (fountains)

Cost shall be =to at least 25% baseline bldg. performance

Term
Visible Light Transmittance (Tvis)
Definition

Total transmitted light


total incident light

 

Amount of visible spectrum (380-780 nanometers) light passing through a glazing surface divided by the amt. light striking the glazing surface.

 

Higher Tvis value indicates a greater amt. of visible spectrum incident light is passing through glazing.

Term
Evapotranspiration
Definition

= Transpiration + Evaporation

 

Accounts for the movement of water to the air from soil, canopy interception and water bodies.

Term
Vision Glazing
Definition
Portion of the exterior windows above 2'-6" and below 7'-6" that permits a view to the outside.
Term
Strategies to reduce Heat-Island effects
Definition
  1. Evapotranspiration
  2. Increased Albedo
  3. Deciduous Trees
Term
SMACNA
Definition

SMACNA:

Sheet Metal and Air Conditioning Contractor's National Assoc.

 

EQ 3.1 - During Construction

Term
Xeriscaping
Definition

Landscaping in ways that don't require supplamental irrigation.

 

Plants used in xeriscaping depend on the climate e.g. agave, cactus, lavender...

 

Promoted in areas that don't have easily accessible supplies of fresh water.

Term
EA credit 6:  Green Power
Definition
  • Wind
  • Solar energy
  • Biomass
  • Requires a 2-year contract from the Center for Resource Solutions (CRS). (green-e product certification requirements)
  • Provide at least 35% of bldg's electricity

 

Term
MR credit 5.2:  Regional Materials
Definition

Requires a min. of:  

  • 20% of bldg. material to be manufactured
  • 50% to be extracted, harvested, or recovered

 -within a radius of 500 miles of a project.

Based on Cost.

Term
EPA of 1992
Definition

WE credit 2:  Innovative wastewater technologies

 

WE credit 3.1:  Waste use reduction

Term

EQ credit 5: 

Indoor chemical and pollutant source control

Definition
  1. Employ a permenant entryway sys. to capture dirt, particles.
  2. Where chemical use occurs, provide deck-to-deck partitions and neg. pressure exhaust sys.
  3. Provide separate drains plumbed appx. where water and chemical conentrate mixing occurs.
  4. Provide MERV 13 filters.
Term

EA credit 3:

Additional (Enhanced) Commissioning

Definition
  1. Develop a recommissioning manual
  2. Conduct a review prior to Construction Docs.
  3. Have a 5yr. contract in place wiht a commissioning authority.
Term

SS credit 1:

Site Selection

Definition
  1. Do not develop on land within 100ft. of wetlands.
  2. Don't develop on prime farmland
  3. Don't develop on lland defined as virgin forest.
  4. Previously undeveloped land that is within 50ft. of water body (sea, lake, river)
Term

EQ credits 8.1 and 8.2:

Daylight and Views

Definition
Require a minimum Daylight Factor of 2% over 75% of occupied space and direct line of sight to vision glazing from 90% of occupied space.
Term

EA credit 5:

Measurement and Verification

Definition
  • Lighting System
  • Boiler Efficiency
  • Chiller Efficiency
  1. Develop and Imiplement M+V plan as specified by IPMVP vol III
  2. M+V period shall cover a period of no less than 1 yr. post construction.
Term
ASHRAE 90.1
Definition
Building energy standard covering Design, Construction, Operation and Maintenance.
Term
ASTM E903
Definition

Standard of Integrated Spheres

 

Test method for solar absorbance, reflectance and Transmittance.

Term
ASTM E408
Definition

Standard of inspection- meter

 

Test methods for total normal emittance of surfaces.

Term
ASHRAE 129
Definition
Standard for measuring air change effectiveness.
Term
ASHRAE 62
Definition
Standard that defines min. levels of ventilation performance for aceptable indoor air quality.
Term
ASHRAE 55
Definition
Standard describing thermal and humidity conditions for human occupancy of bldgs.
Term
ASHRAE 52.2
Definition
Standardization method of testing building ventilation filters for removal efficiency by particle size.
Term

EQ prereq. 1:

 

Minimum IAQ (Indoor air quality) performance

Definition

Meet ASHRAE 62.1-2004, sect. 4-7.

 

(includes naturally ventilated bldgs.)

Term

MR prereq. 1:

 

Storage and Collection of recyclables

Definition

Provide an area for recyclables for bldg. users.

  • paper
  • cardboard
  • glass
  • plastics
  • metals
Term

EA prereq 3:

 

Fundamental refrigerant management

Definition
Zero use of CFC based refrigerants in new base bldg. HVAC+R systems.
Term

EA prereq 2:

 

Minimum Energy Performance

Definition
must meet req. of ASHRAE/IESNA 90.1-2004.
Term

EA prereq 1:

 

Fundamental Commissioning of the bldg. energy systems.

Definition
  1. Designate CxA
  2. OPR - owner
  3. BOD - design team
  4. Develop commissioning req. into Construction Docs.
  5. Develop and implement a commissioning plan.
  6. Verify the installation and performance of the systems to be commissioned.
  7. Complete a summary commissioning report.
Term

SS prereq 1:

 

Construction Activity Pollution Prevention

Definition
  • Erosion & Sedimentation control plan (ESC)
  • ESC conforms to 2003 EPA construction General Permit or local codes.

Control:

  1. Soil erosion
  2. Waterway sedimentation
  3. Airborne dust generation.
Term

EQ prereq. 2:

 

Environmental Tobacco Smoke Control (ETS)

Definition

Opt. 1:

No smoking in bldg.

Exterior smoking areas at least 25' away from entries & operable windows

 

Opt. 2:

Smoking in Designated areas inside bldg. (must capture and remove ETS.)

no smoking within 25' of entries or windows


Opt. 3 (residential bldg. only):

No smoking in common areas

No ext. smoking within 25' of entries or op.windows.

Seal penetrations in walls

All doors weatherstripped to min. air leakage

Term

MR credit 6:

 

Rapidly Renewable Materials

Definition

Use rapidly renewable materials for 2.5% of the total value (cost) of all bldg. materials & products.

ex:

  • bamboo
  • wool carpeting
  • cotton insulation
  • agrifiber
  • linoleum
  • wheatboard
  • strawboard
  • cork
Term
South Coast Air Quality Management District Rule #1168
Definition
Refers to the limits for VOC content in adhesives and sealants.
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