LEED Flash Cards Deck 1
1
Q
Who can use the USGBC MEMBER Logo?
A
Only USGBC members in good standing.
2
Q
What are the Minimum Program Requirements (MPR) for a LEED project?
A
- Must comply with environmental laws
- Must be complete, permanent building or space
- Must use a resonable site boundry
- Must comply with minimum floor area requirements
- Must comply with minimum occupancy rates
- Must commit to sharing whole-building energy and water usage data
- Must comply with a minimum building area to site area ratio
3
Q
What is ASHRAE 62.1-2007 related to?
A
ASHRAE 62.1-2007 is related to ventilation, controlling air contaminant levels, humidity, and temperature within a space.
4
Q
What is ASHRAE 55-2004 related to?
A
ASHRAE 55-2004 is related to the comfort criteria of specific design conditions that take into account temperature, humidity, air speed, outdoor temperature, outdoor humidity, seasonal clothing, and expected activity. These all relates to occupant thermal comfort.
5
Q
What is ASHRAE 90.1-2007 related to?
A
ASHRAE 90.1-2007 relates to HVAC systems. HVAC systems are defined as: equipment, distribution systems, and terminals that provide the processes of heating, ventilating, or air-conditioning.
6
Q
What does ASHRAE stand for?
A
American Society of Heating, Refrigerating and Air-Conditioning
7
Q
What can be used to assist with the certification of projects in a campus or multi-building setting such as corporate campuses, college campuses and government installations?
A
The LEED for Multiple Buildings and On-Campus Building rating system provides direction in applying LEED for New Construction to projects in a campus or multi- building setting such as corporate campuses, college campuses and government installations (i.e., a single owner or common property management and control). It is intended for projects where either several buildings are constructed at once or in phases, or a single building is constructed in a setting of existing buildings with common ownership or planning with the ability to share amenities or common design features. (USGBC)
8
Q
What ASHRAE standards would be used for the Energy and Atmosphere category?
A
ASHRAE 90.1-2007
9
Q
What ASHRAE standards would be used for the Indoor Environmental Quality category?
A
ASHRAE 62.1-2007 is related to ventilation and ASHRAE 55-2004 is related to the thermal comfort criteria of occupants
10
Q
What standard addresses the thermal comfort of building occupants?
A
ASHRAE 55-2004
11
Q
What LEED category would SMACNA standards be used for?
A
Indoor Environmental Quality (IEQ).
12
Q
What LEED category would the Green-e standard be used for?
A
Energy and Atmosphere (EA)
13
Q
What LEED categories contain standards related to VOC emissions?
A
Materials & Resources (MR) and Indoor Environmental Quality (IEQ)
14
Q
What is a MERV rating?
A
Minimum Efficiency Reporting Value (MERV). MERV ratings are used to rate the ability of an air conditioning filter to remove dust from the air as it passes through the filter. MERV ratings range from 1 (least efficient) - 16 (most efficient)
15
Q
What is the EPAct of 1992?
A
The Energy Policy Act of 1992 (EPAct 1992) covers many products and services related to energy. It also sets standards for toilets and other water fixtures in both commercial and residential models.
16
Q
What is ISO 14021?
A
The ISO 14021 series standards, Environmental Labels and Declaration, are communication tools that convey information on environmental aspects of a product or service to the market. This standard is used for recycled materials to label their pre and/or post consumer content.
17
Q
What is IESNA?
A
Illuminating Engineering Society of North America. Publisher of lighting design and illumination standards.
18
Q
What is Green-e?
A
Green-e is a program established to promote green electricity products and provide consumers with a nationally recognized method to identify those products.
19
Q
What does an ENERGY STAR rating refer to?
A
The ENERGY STAR rating is a measure of a building’s energy performance compared with that of similar buildings, as determined by ENERGY STAR Portfolio Manager. A score of 50 represents average building performance.
20
Q
What does Certification by FOREST STEWARDSHIP COUNCIL mean?
A
Certification means forest managers have adopted environmentally and socially responsible forest management practices. And certification allows companies to manufacture and sell products made from sustainable wood.
21
Q
What is Chain-of-Custody (CoC) Certification?
A
Chain of Custody refers to chronological documentation or paper trail. CoC is important in LEED when dealing with certified wood. Companies that process, manufacture, and/or sell products made of certified wood can earn CoC certification by having an audit done of their documentation. This certification shows the FSC that the name and logo are being used correctly.
22
Q
What are CREDIT INTERPRETATION RULINGS (CIR)?
A
They are designed for technical and administrative guidance for MPR, Prerequisites, and Credits. They may be submitted any time after the project is registered and must be completed using LEED Online. Do not write as a letter. Include only the inquiry and essential information. CIRs can contain maximum 600 words. The CIR may NOT include attachments, cut-sheets, plans or drawings.
23
Q
CIRs can be used for what purpose(s)?
A
CIRs are use to ask one clear and concise question for technical and administrative guidance on MPRs, Prerequisites, or Credits.
24
Q
For multiple building developments who determines the LEED PROJECT BOUNDARY?
A
The project team.
25
What is LEED Online?
LEED online is the primary resource for managing the LEED documentation process.
26
What are some of the features of LEED Online?
Through LEED Online, project teams can manage project details, complete documentation requirements for LEED credits and prerequisites, upload supporting files, submit applications for review, receive reviewer feedback, and ultimately earn LEED certification
27
Who can volunteer for LEED committees?
Anyone
28
What is the purpose of a LEED SCORECARD?
The LEED Scorecard is to assist in determining the Total Project Score and achievable Credits at the inception of a LEED Project.
29
Where can the LEED Score Card be found?
USGBC's website
30
What is Environmental Building News?
A monthly newsletter featuring comprehensive, practical information on a wide range of topics related to sustainable building. -BuildingGreen.com
31
What are the LEED Reference Guide's used for?
A user's manual that guides a LEED project from registration to certification of the design and construction of a project.
32
What do the LEED Reference Guide's contain?
Strategies, case studies, and documentation requirements for each credit and prerequisite in a rating system.
33
What types of information can be found on USGBC's website?
Updated information on the rating systems.
34
What is the LEED PROJECT BOUNDARY?
It is the portion of the project site that is submitted for LEED certification and must be used consistently.
35
Who can access LEED Online?
Anyone assigned to a project by the project administrator
36
What general documentation must be submitted for LEED certification?
Project narrative, Project photos/drawings, Typical floor plans, Elevations
37
What organization is responsible for LEED project registration?
GBCI
38
What is a LEED intent?
Identifies the main sustainability goal or benefit of the prerequisite or credit. -USGBC
39
What is the LEED Technical Advisory Group responsible for?
Providing a consistent source of technical advice to LEED committees and working groups with respect to credit and prerequisite improvement and supporting tool development. -USGBC
40
How does GERRYMANDERING relate to a LEED project boundary?
Gerrymandering of a LEED project boundary is prohibited: the boundary may not unreasonably exclude sections of land to create boundaries in unreasonable shapes for the sole purpose of complying with prerequisites or credits.
41
What does a PREREQUISITE represent?
A prerequisite represents the key criteria that define green building performance. They must be completed for a project to earn certification.
42
Why do projects need to meet prerequisites?
Prerequisites represent the key criteria that define green building performance.
43
How many CERTIFICATION LEVELS are available to a LEED project?
4
44
What are the different certification levels LEED projects can earn?
Certified, Silver, Gold, Platinum
45
Who authorizes use of the USGBC logos?
The USGBC marketing department authorizes use of the USGBC logos.
46
How are CIRs submitted?
Credit interpretation requests must be submitted through LEED Online.
47
What are the amount of points a credit can earn (credit weighting) based on?
How well the credit address environmental and health concerns.
48
What is environmental sustainability?
Long-term maintenance of ecosystem components and functions for future generations. (EPA)
49
What should be submitted for a CIR?
Provide a brief but clear description of the challenge countered, emphasize the intent of the prerequisite or credit,andifpossible,theprojectteamshouldoffer potential solutions to the problem or a proposed interpretation.
50
What is considered a construction HARD COST?
Construction hard cost are considered to be CSI Master Format 2004 Edition Divisions 03_10, 31 (Section 31.60.00Foundations)and32(Sections32.10.00Paving, 32.30.00 Site Improvements, and 32.90.00 Planting
51
What is a construction hard cost?
By far the largest portion of the expenses in a construction budget, the hard costs are mostly comprised of the actual construction costs incurred to build the project. Examples of hard costs include masonry, wood, steel, carpet, tile, mechanical systems, roofing.
52
What are some examples of construction hard costs?
Cement, steel, drywall, wood, land
53
What are CONSTRUCTION SOFT COSTS?
Soft costs are expense items that are not considered direct construction costs such as legal fees and building permitting.
54
What is meant by LIFE-CYCLE ASSESSMENT?
A Life-Cycle assessment is an analysis of the environment aspects and potential impacts associated with a product, process, or service.
55
What type of Rating System is not available through LEED Online?
LEED for Homes
56
What is the minimum Floor Area requirement for New Construction, Core and Shell, Schools, Ex- isting Buildings: Operations and Maintenance?
The LEED project must include a minimum of 1,000 square feet (93 square meters) of gross floor area.
57
What are some examples of construction SOFT COSTS?
Examples include architectural, engineering, financing, and legal fees.
58
How much does it cost for USGBC members to register a project?
$900
59
How much does it cost for USGBC non-members to register a project?
$1,200
60
What does an APPEAL cost per credit?
$500
61
What factors dictate how much a projects CERTIFICATION fees will cost?
The rating system in which the project is registered under, the size of the project in square feet, and the date in which the project was registered.
62
What is the cost for a Credit Interpretation Request (CIR)?
$220
63
LEED promotes what type of approach to sustainability?
A whole building approach
64
If a project is awarded LEED Platinum certification, what does the project receive?
The project will receive a rebate for ALL certification fees.
65
What has USGBC adapted to establish metrics and rating systems to measure building performance?
Triple bottom line
66
When can a LEED project be eligible to display the LEED plaque and other marketing material?
LEED projects are eligible following the acceptance of a final certification review.
67
What does each category in the LEED rating system consist of?
Prerequisites and credits
68
What LEED rating systems are available?
* New Construction (Building Design and Construction),
* Existing Buildings: Operations & Maintenance (Green Buildings: Operations and Maintenance)
* Commercial Interiors (Interior Design and Construction)
* Core & Shell
* Schools
* Retail
* Healthcare
* Homes
* Neighborhood Development
69
What is LEED?
An internationally recognized green building certification system, providing third-party verification that a building or community was designed and built using strategies aimed at improving performance across all the metrics that matter most: energy savings, water efficiency, CO2 emissions reduction, improved indoor environmental quality, and stewardship of resources and sensitivity to their impacts. -USGBC
70
What does LEED stand for?
The Leadership in Energy and Environmental Design (LEED) Green Building Rating System
71
What parts of the LEED rating system are optional?
Credits are optional, prerequisites are required
72
How is LEED developed?
LEED Rating Systems are developed through an open, consensus-based process led by LEED volunteer committees.
73
What is the total number of points available in LEED 2009 for Building Design and Construction?
110 possible points
74
What are the different point levels for LEED certification?
* Certified, 40-49 points
* Silver, 50-59 points
* Gold, 60-79 points
* Platinum, 80+ points
75
If four LEED AP's are on a project, what is the total number of points a project team can earn?
One
76
What is SMACNA used for?
Sheet Metal and Air Conditioning Contractor_s National Association (SMACNA) guidelines play a key role in construction activity pollution prevention. The standard provides an overview of air pollutants associated with construction, control measures, construction process management, quality control, among other things.
77
What is Green Seal used for?
Green Seal is an independent nonprofit organization that indentifies and promotes products that are environmentally preferable. Several of its standards measure VOC limits in products.
78
What type of products are related to the Green Seal standard?
Paints and primers
79
What LEED credit category has credits that reference the Green Seal standard?
Indoor Environmental Quality (IEQ).
80
What are LEED credit templates?
The documentation forms used to prove the requirements of a prerequisite or credit have been met. These will be filled out in LEED Online.
81
What is a PRELIMINARY RATING?
The target score the project team will attempt to achieve. The final score, based on the number of points achieved, may be more or less than the preliminary rating.
82
What are some ways the TRIPLE BOTTOM LINE is referred to?
1. Ecology, environment, economics
2. People, profit, planet
3. Economics, ecology, social equity
83
Why does USGBC have logo policies?
USGBC logo policies exist to make sure LEED retains its credibility and identity.
84
What is the triple bottom line?
A change from being primarily financially driven to considering economics, environment, and social responsibility
85
What is a LEED CREDIT?
Part of the LEED Rating System. Projects earn points by meeting the requirements of credits in order to achieve building certification.
86
What CREDIT CATEGORIES are shared among most LEED rating systems?
* Sustainable Sites
* Water Efficiency
* Energy & Atmosphere
* Materials & Resources
* Indoor Environmental Quality
87
What is a GREEN SCORE?
A green score measures the 'greenness' of an automobile.
88
What are the LEED CERTIFICATION LEVELS?
Certified, Silver, Gold, Platinum
89
What is the highest LEED CERTIFICATION LEVEL?
Platinum
90
What is a LEED category?
A subset of the LEED Rating System. Each rating system has several green building categories.
91
What is a CIR?
A CIR is a credit interpretation ruling and is a process for project applicants seeking technical and administrative guidance on how LEED credits apply to their projects and vice versa.
92
What is USGBC?
A non-profit trade organization that promotes sustainability in how buildings are designed, built, and operated.
93
What does SUSTAINABILITY mean?
Sustainability is meeting the needs of the present without compromising the ability of future generations to meet their own needs.
94
Who develops LEED?
Volunteer committees
95
Name all of the LEED Rating Systems
* New Construction
* Existing Buildings: Operations & Maintenance
* Commercial Interiors
* Core & Shell
* Schools
* Retail
* Healthcare
* Homes
* Neighborhood Development
96
What types of projects would LEED for New Construction be used for?
New high-performance commercial and institutional projects.
97
What types of projects would LEED for Commercial Interiors be used for?
Tenant improvements.
98
What types of projects would LEED for Core & Shell be used for?
For designers, builders, developers and new building owners who want to address sustainable design for new core and shell construction. Covers base building elements such as structure, envelope and the HVAC system.
99
What types of projects would LEED for Homes be used for?
High-performance green homes.
100
What types of projects would LEED for Existing Buildings: Operations & Maintenance be used for?
Building owners and operators to measure operations, improvements and maintenance.
101
What types of projects would LEED for Neighborhood Development be used for?
Integrating the principles of smart growth, urbanism and green building into the first national system for neighborhood design.
102
What types of projects would LEED for Schools be used for?
The design and construction of K-12 schools. Based on the LEED for New Construction rating system, it addresses issues such as classroom acoustics, master planning, mold prevention and environmental site assessment.
103
What types of projects would LEED for Retail be used for?
The different types of spaces that retailers need for their distinctive product lines.
104
What types of projects would LEED for Healthcare be used for?
Sustainable planning, design and construction for high- performance healthcare facilities.
105
True or False: Can a product can earn LEED Certification?
FALSE
106
What LEED category can earn points for low-emitting materials?
Indoor Environmental Quality (IEQ).
107
What is life cycle costing?
Evaluates a product's economic performance
108
What is life cycle assessment?
The investigation and valuation of the environmental impacts of a given product or service caused or necessitated by its existence.
109
When should life cycle assessment be used?
When considering the products long term environmental impact over the products lifetime.
110
Why should you use life cycle costing?
When there exists project alternatives that fulfill the same performance requirements, but differ with respect to initial costs and operating costs. The comparison can help maximize net savings.
111
True or False: LEED projects are more expensive than traditional projects
Generally this is false, but sometimes they cost more or less depending on the situation. This point is often argued among the building community.
112
True or False: IPD takes longer than traditional projects
FALSE
113
What is value engineering?
Analysis of the requirements of a project for the purpose of achieving the essential functions at the lowest total costs
114
What is EMISSIVITY?
The ratio of the radiation emitted by a surface (i.e. the surface of an object or material) to the radiation emitted by a black body at the same temperature. It measures a material's ability to radiate absorbed energy.
115
What is pervious pavement used for?
Pervious pavement is used to reduce stormwater runoff by allowing stormwater to filter through the pervious material.
116
What is ALBEDO?
Albedo is synonymous with solar reflectance. It is a measure of the ability of a surface material to reflect sunlight in forms of visible, infrared, and ultraviolet wavelengths, which is measured on a scale of 0 to 1. Black paint has an albedo of 0 and white paint has an albedo of 1.
117
What does SOLAR REFLECTANCE INDEX (SRI) account for?
The SRI index is a numerical representation of a material's ability to reject or reflect solar heat. SRI is determined by measuring temperature changes or by using an ASTM standard based on the solar spectrum.
118
What is HEAT ISLAND effect?
The heat island effect is a situation where the absorption of heat by hardscapes, buildings and dark materials then radiates to surrounding areas. The term describes the event where radiant air and surface temperatures in urban areas are higher than rural or suburban areas nearby.
119
What is solar reflectance?
Solar reflectance is synonymous with albedo. It is a measure of the ability of a surface material to reflect sunlight in forms of visible, infrared, and ultraviolet wavelengths, which is measured on a scale of 0 to 1. Black paint has an albedo of 0 and white paint has an albedo of 1.
120
What can cause the heat island effect?
Dark surfaces that absorb heat (black roofs, asphalt), vehicle exhaust, air-conditioners, reduced air flow from tall buildings and narrow streets
121
What is SRI?
A value that incorporates both solar reflectance and emittance in a single value to represent a material's temperature in the sun. Materials with the highest SRI values are the coolest choices for paving. SRI is usually present on a scale of 0 (least reflective) to 100 (most reflective).
122
What are the benefits of reducing heat islands?
Reducing heat islands reduces air temperatures which would reduce the need to cool that air in buildings. Thus energy consumption is lowered.
123
What are some types of BASIC SERVICES?
Bank, Place of Worship, Convenience Grocery, Day Care Center, Cleaners, Fire Station, Beauty Salon, Hardware, Laundry, Library, Medical or Dental Office, Senior Care Facility, Park, Pharmacy, Post Office, Restaurant, School, Supermarket, Theater, Community Center, Fitness Center, Museum.
124
What are some ways to reduce automobile parking?
Select a site near mass transit, Promote carpooling, Install less parking, Install bicycle racks
125
What is a BROWNFIELD?
Real property whose use may be complicated by the presence or possible presence of a hazardous substance, pollutant, or contaminant.
126
What do reflective materials help with?
Reducing the heat island effect.
127
What is the minimum BUILDING AREA TO SITE RATIO?
The gross floor area of the LEED project building must be no less than 2% of the gross land area within the LEED project boundary.
128
What are ways to reduce single passenger vehicles traveling to a project site?
Locate the site near mass transit, promote carpooling, reduce parking spaces, install bicycle racks
129
What defines LOW-EMITTING and FUEL-EFFICIENT vehicles?
They are classified a Zero Emission Vehicle (ZEV) by the California Air Resources Board or have achieved a minimum green score of 40 on the American Council for an Energy Efficient Economy (ACEEE) annual vehicle rating guide.
130
What does ACEEE stand for?
American Council for an Energy-Efficient Economy
131
What does PREFERRED PARKING refer to?
Preferred parking refers to the parking spots that are closest to the main entrance of the project (exclusive of spaces designated for handicapped persons) or parking passes provided at a discounted price.
132
What term defines paving systems that are open and allow moisture to soak into the ground below?
Pervious. There are many types of pervious paving systems.
133
What minimum Green Score is required by LEED for a vehicle to qualify as low-emitting?
A minimum Green Score of 40 is required on the American Council for an Energy Efficient Economy (ACEEE) annual vehicle rating guide.
134
What is a foot candle?
Measure of the quantity of light falling on a given surface. Minimizing foot candles helps reduce light pollution.
135
What do IMPERVIOUS surfaces promote?
It promotes water runoff instead of infiltration into the subsurface. This term is mostly used when discussing hardscape surfaces.
136
By what amount can HEAT ISLANDS elevate temperatures in urban area?
10_F or more
137
Heat islands impact what LEED category(s)?
Sustainable Sites (SS) and Energy and Atmosphere (EA). Heat islands increase temperatures resulting in the need for more air conditioning (and more energy to cool the air).
138
What STRATEGIES are employed to reduce the HEAT-ISLANDS?
Strategies include using materials with higher solar reflectance properties in the site design, provide shaded areas, reduce hardscape surfaces and installing vegetated roofs.
139
What generally defines OPEN SPACE area?
Local zoning requirements
140
What has USGBC adapted to establish metrics and rating systems to measure building performance?
Triple bottom line
141
What does the BUILDING FOOTPRINT consists of?
The area on a project site used by the building structure and defined by the perimeter of the building plan.
142
What is light pollution?
Excessive or obtrusive artificial light. Light pollution has a negative impact on nocturnal wildlife and interferes with views to the sky.
143
What is a benefit of locating a project near mass transit?
Reduced automobile use which reduces automobile emissions.
144
What is a GREENFIELD site?
A site not previously developed or graded that could support open space, habitat, or agriculture.
145
What are examples of IMPERVIOUS surfaces?
Parking lots, roads, sidewalks, and plazas.
146
What is excluded from the building foot print?
Parking lots, landscapes, and other non- building facilities
147
What defines the LANDSCAPE AREA of a project?
The landscape area of the project is the total site area less the building footprint, paved surfaces, water bodies, and patios.
148
What is development density?
The total square footage of all buildings within an area. For LEED the area is defined by a radius from the project building. Development density is measured in square feet / acre or units / acre.
149
How is development density calculated?
By drawing a radius from the project building
150
What properties are excluded in development density calculations?
__ Undeveloped public land, such as parks and waterways
__ Public roads
__ Right-of-way areas
151
What is the purpose of COMMUNITY CONNECTIVITY?
Community connectivity helps to limits urban sprawl and reduces automobile use.
152
What must a project be located near to have community connectivity?
Basic services.
153
What is a BASIC SERVICE?
Basic services are open to the public, and are those that people might use regularly. In LEED, pedestrian access must exist between the project site and the service to include it in the number of available services.
154
How are basic services identified for a project?
By drawing a half mile circle around the project site and identifying the services within the radius.
155
What is a CARPOOL?
A carpool is when two or more people share a ride in the same vehicle. Make sure to remember this when doing any carpool calculations.
156
What helps reduce the heat island effect?
Light colored paving materials, Green roofs, Cool roofs, Shading, Underground parking
157
What is PEDESTRIAN ACCESS?
Pedestrian access allows pedestrians to walk between areas without interference from walls, highways or other barriers.
158
What is a PREVIOUSLY DEVELOPED site?
A site that was previously built on, has been graded, or contained a parking lot, roadway, or other structure.
159
What is the DEVELOPMENT FOOTPRINT?
The development footprint includes all areas of a site affected by the development or project site activity. Include hardscapes, parking lots, access roads, non- building facilities and the building itself.
160
What is an ALTERNATIVE fuel vehicle?
An alternative fueled vehicle is one that uses any method of powering an engine that does not involve only petroleum (e.g. electric car, gas-electric hybrid, solar powered)
161
What is MASS TRANSIT?
Mass transit is passenger transportation services which are available for use by the general public, such as trains, subways, and buses.
162
What are some examples of mass transit?
Busses, Ferries, Rail lines, Shuttles
163
What is OPEN SPACE?
Open space is undeveloped land, but it differs from greenfield sites since open space could have been developed in the past and restored to an undeveloped state.
164
What is the intent of the Water Efficiency category?
To reduce water consumption and reduce the need for wastewater treatment and to reduce the demand on natural aquifers.
165
What are BEST MANAGEMENT PRACTICES (BMP) used for?
BMPs are strategies that are proven, effective, and sometime innovative. In LEED they are referred to in the areas of stormwater runoff treatment and the reduction of Total Suspended Solids (TSS).
166
What is the minimum FULL TIME EQUIVALENT (FTE) occupancy for a LEED project?
A LEED project must serve 1 or more Full Time Equivalent (FTE) occupant(s), calculated as an annual average in order to use LEED in its entirety.
167
What is a FULL-TIME EQUIVALENT (FTE)?
Is a regular building occupant who spends 40 hours per week in the project building. Part-time or overtime occupants have FTE values based on their hours per week divided by 40. Multiple shifts are included or excluded depending on the intent and requirements of the credit.
168
How can potable water use be reduced for irrigation?
Use graywater or stormwater for watering, Use drip irrigation, Install native and adaptive plants
169
What two measurements are used to calculate a percent reduction in water use?
A baseline design case and an installed design case
170
What are transient occupants?
Building visitors and other part-time or occasional occupants, such as students, volunteers, visitors, etc.
171
What variables are used in determining FTE calculations?
The type of building occupant (full-time, part-time, transient) and the hours worked per week.
172
What does stormwater runoff contribute to?
Soil erosion and sedimentation of local waterways
173
HARVESTED STORMWATER can be substituted for what types of potable water use?
Landscape irrigation, fire suppression, toilet and urinal flushing, and custodial uses.
174
What does a VEGETATED roof consist of?
Vegetation, growing medium, filter fabric, drainage, and a waterproof membrane.
175
What does GPF stand for?
Gallons per Flush. The unit of measurement for flush fixtures (urinals, water closets)
176
What is a bioswale?
Landscape elements designed to remove silt and pollution from surface runoff water. They consist of a swaled drainage course with gently sloped sides and filled with vegetation, compost and/or riprap.
177
What does GPM stand for?
Gallons per Minute. The unit of measurement for flow fixtures (faucets, showers)
178
What is sedimentation?
When stormwater runoff deposits sediment into water ways, leading to a decline in water quality by blocking sunlight.
179
What is graywater?
Domestic wastewater composed of wash water from kitchen, bathroom, and laundry sinks, tubs, and washers. (EPA)
180
What codes define GRAYWATER?
Local and state authorities along with the Uniform Plumbing Code (UPC) in its Appendix G, Gray Water Systems for Single-Family Dwellings & The International Plumbing Code (IPC) Appendix C, Gray Water Recycling Systems.
181
Irrigation impacts what LEED categories?
Water Efficiency (WE) and Energy and Atmosphere (EA)
182
What is BLACKWATER?
Blackwater is wastewater from toilets and urinals. Wastewater from kitchen sinks (perhaps differentiated by the use of a garbage disposal),showers, or bathtubs is considered blackwater under some state or local codes.
183
What is XERISCAPING?
Xeriscaping is a landscaping method that makes routine irrigation unnecessary. It uses drought-adaptive and low- water plants as well as soil amendments such as compost and mulches to reduce evaporation.
184
Water saving fixtures can reduce water use in a project by what amount?
30% (USGBC)
185
What is DRIP IRRIGATION?
Drip irrigation delivers water at low pressure through buried mains and sub mains. Water is distributed to the soil through a network of perforated tubes or emitters. Drip irrigation is much more efficient than traditional sprinkler systems.
186
CFCs impact what LEED category(s)?
Energy and Atmosphere (EA)
187
What are considered effective and efficient WATERING PRACTICES?
Regularly check irrigation systems, use drip, micromist, subsurface irrigation systems, smart irrigation controllers, computer-controlled system monitoring, zero irrigation of plants or turf between months of November and April, zero irrigate of shrubs between September and April, and mold prevention by designing systems to irrigate away from buildings.
188
What are NOXIOUS weeds?
They are an invasive species of plants that inhibit the cultivation and growth of local native or adaptive plants.
189
What are NATIVE or INDIGENOUS plants?
They are adapted to a given area during a defined time period and are not invasive. In North America, the term often refers to plants growing in a region prior to the time of settlement by people of European descent.
190
What are considered INVASIVE plants?
They are nonnative to the ecosystem and likely to cause harm once introduced. These species are characteristically adaptable and aggressive, have a high reproductive capacity, and tend to overrun the ecosystems they enter. Collectively, they are among the greatest threats to biodiversity and ecosystem stability.
191
What is the definition of POTABLE WATER?
Potable water meets or exceeds EPA_s drinking water quality standards and is approved for human consumption by the state or local authorities having jurisdiction; it may be supplied from wells or municipal water systems.
192
What are some uses of NONPOTABLE water?
Landscape irrigation, toilet and urinal flushing, custodial purposes, and building systems.
193
What is a RAIN GARDEN?
A rain garden is a structural control for promoting infiltration, capturing and treating runoff.
194
What are some of the benefits of VEGETATED ROOFS?
They reduce the heat island effect, retain stormwater, insulating benefits, aesthetically pleasing, have longer life and less maintenance than conventional roofs.
195
What would you use the EPAct of 1992 for?
Measuring the baseline case water use for the Water Efficiency credits.
196
What is a retention pond?
A type of best management practice (BMP) that is used to manage stormwater runoff to prevent flooding and downstream erosion, and improve water quality in an adjacent river, stream, lake or bay.
197
What is a bioretention pond?
Structural stormwater controls that capture and temporarily store the water quality volume using soils and vegetation in shallow basins or landscaped areas to remove pollutants from stormwater runoff.
198
What are some examples of GRAYWATER?
Water from bathtubs, showers, bathroom wash basins, water from clothes-washer and laundry tubs. Some cases allow for kitchen sinks depending on state and local authorities.
199
DRIP IRRIGATION is a high-efficiency type of what?
Micro irrigation
