Leed 2.2 - Water Efficiency

Front 1

WE - General - How Many prerequisites are in the WE category?

Back 1

0

Front 2

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - What is the intent of this credit?

Back 2

Limit or eliminate potable water or other natural surface or subsurface water resources available on or near the site, for landscape irrigation.

Front 3

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - What condition is used to detrmine potable water redcution?

Back 3

A calculated mid-summer baseline case.

Front 4

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - What are the five items that reductions may be attributable to?

Back 4

1. Plant species factor
2. Irrigation efficiency
3. Use of captured rainwater
4. Use of recycled wastewater
5. Use of water treated by public agency specifically for non-potable uses.

Front 5

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - where irrigation is required, what two items should be part of the system design?

Back 5

1. use highly efficient equipment
2, use climate-based controllers.

Front 6

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - Is this a design or construction submittal?

Back 6

design

Front 7

WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50% - who is responsible for this credit?

Back 7

Architect

Front 8

WE: Credit 1.2: Water Efficient Landscaping: No Potable Water Use OR No Irrigation - What is the first criteria that must be met to attempt this credit?

Back 8

Meet the requirements of WE: Credit 1.1: Water Efficient Landscaping: Reduce by 50%

Front 9

WE: Credit 1.2: Water Efficient Landscaping: No Potable Water Use OR No Irrigation - what four types of irigation water may be used?

Back 9

1. Use of captured rainwater
2. Use of recycled wastewater
3. Use of recycled graywater
4. Use of water treated by public agency specifically for non-potable uses.

Front 10

WE: Credit 1.2: Water Efficient Landscaping: No Potable Water Use OR No Irrigation - if temporary irrigation is required after construction, when must it be removed to meet this credit requirement?

Back 10

Within one year

Front 11

WE Credit 1 :Water Efficient Landscaping - What reference standards are associated with this credit?

Back 11

There are no reference Standards

Front 12

WE Credit 1 :Water Efficient Landscaping-Ther should be no irrigation of plants and turf during what months?

Back 12

November to April

Front 13

WE Credit 1 :Water Efficient Landscaping-There should be no irrigation of shrubs during what months?

Back 13

September to June

Front 14

WE Credit 1 :Water Efficient Landscaping- what month are all calculations based upon?

Back 14

July

Front 15

WE Credit 1 :Water Efficient Landscaping- What is the Landscape coefficient?

Back 15

Volume of water lost by evapotranspiration

Front 16

WE Credit 1 :Water Efficient Landscaping- What is the species factor?

Back 16

Variation of water needs by different plant species.

Front 17

WE Credit 1 :Water Efficient Landscaping- What are the three categories of specied factor?

Back 17

1. High
2. Medium
3. Low

Front 18

WE Credit 1 :Water Efficient Landscaping- What is the density factor?

Back 18

Number of plants and total leaf area of the landscape.

Front 19

WE Credit 1 :Water Efficient Landscaping- What is the Microclimate Factor?

Back 19

Environmental conditions specific to the Landscape including wind, tempreature and humidity.

Front 20

WE Credit 1 :Water Efficient Landscaping- What eight items of information are required for creating the design case for the calculation?

Back 20

1. Determine the landscape area
2. Sort the total landscape area into major vegetaion types (trees, shrubs, groundcover, mixed, turfgrass)
3. Determine the Density factor, Specied factor, and microclimate factor for each landscape area (use table in credit template)
4, Determine the Landscape Coefficient by multiplying the species, landscape, and microclimate factors.
5. Determine the reference evapotranspiration rate for the project region in July.
6. Calculate the project specific Evapotranspiration rate for ech landscape area by multiplying the reference ET rate by the Landcape coefficients.
7. Determine your Irrigation efficiency and if apllicable your Controller efficiency.
8. Detrmine the volume of reuse water available in July.

Front 21

WE Credit 1 :Water Efficient Landscaping- What is TWA an aconym for?

Back 21

Total Water Applied

Front 22

WE Credit 1 :Water Efficient Landscaping- What is TPWA an acronym for?

Back 22

Total Potable Water applied

Front 23

WE Credit 1 :Water Efficient Landscaping- What is required for for an exemplary performance credit?

Back 23

There are no exemplary points available.

Front 24

WE Credit 1 :Water Efficient Landscaping- What are required fo submittal documentation of this credit?

Back 24

1. Project calculated baseline TWA
2. Project calculated design case TWA
3. Total non potable water (gal) available for irrigation purposes
4. Narrative describing landcape and irrigation design strategies - include description of water use calculation methods and source and quantity of of non potable supplies.

Front 25

WE Credit 1 :Water Efficient Landscaping- Does the landcape area include the building footprint?

Back 25

No

Front 26

WE Credit 1 :Water Efficient Landscaping - what two sources are excluded from graywater?

Back 26

Kitchen Sinks and dishwashers

Front 27

WE Credit 2 : Innovative Wastewater Technologies- What is the intent of this Credit?

Back 27

Reduce generation of wastewater and potable water demand, while increasing the local aquifer recharge.

Front 28

WE Credit 2 : Innovative Wastewater Technologies- What are the requirements for meeting option 1 of this credit?

Back 28

1. Reduce potable water use for sewage conveyance by 50% either through the use of water-conserving fixtures (water closets, urinals) or non -potable water use.

Front 29

WE Credit 2 : Innovative Wastewater Technologies- What are the requirements of meeting option 2 of this credit?

Back 29

Treat 50% of wastewater on site to tertiery standards. Treated water must be infiltrated or used on site.

Front 30

WE Credit 2 : Innovative Wastewater Technologies- What are the referenced standards for this credit?

Back 30

There are no referenced standards.

Front 31

WE Credit 2 : Innovative Wastewater Technologies- what type of occupants are used in the calculation?

Back 31

daily average of FTE & transient

Front 32

WE Credit 2 : Innovative Wastewater Technologies- What is the result we are after in performing the basic calculation for this credit?

Back 32

total annual sewage generation

Front 33

WE Credit 2 : Innovative Wastewater Technologies- For calculation purposes, how many times are male occupants assumed to use a water closet during a typical 8-hour workday?

Back 33

1

Front 34

WE Credit 2 : Innovative Wastewater Technologies- For calculation purposes, how many times are male occupants assumed to use a urinal during a typical 8-hour workday?

Back 34

2

Front 35

WE Credit 2 : Innovative Wastewater Technologies- For calculation purposes, how many times are female occupants assumed to use a water closet during a typical 8-hour workday?

Back 35

3

Front 36

WE Credit 2 : Innovative Wastewater Technologies- For calculation purposes, where do the fixture flow rates for the baseline case come from?

Back 36

Energy Policy Act of 1992

Front 37

WE Credit 2 : Innovative Wastewater Technologies- What is required for exemplary performance for this credit?

Back 37

either 100% reduction in potable water use for sewage conveyance or on-site treatment and re-use/infiltration of 100% of wastewater earns 1 ID point

Front 38

WE Credit 2 : Innovative Wastewater Technologies- For calculation purposes, what three elements change from the design case to the baseline case?

Back 38

1. fixtures
2. sewage generation rates
3. water re-use credit

Front 39

WE Credit 2 : Innovative Wastewater Technologies- the submittal template uses what ration of men to women occupants?

Back 39

1 to 1

Front 40

WE Credit 2 : Innovative Wastewater Technologies- what type of drawings are required with the submittal data?

Back 40

Plumbing

Front 41

WE Credit 2 : Innovative Wastewater Technologies-Is this a design or construction submittal?

Back 41

Design

Front 42

WE Credit 3.1 : Water Use Reduction: 20% reduction - What is the intent of this credit?

Back 42

Maximize water efficiency within buildings to reduce the burden on muncipal water supply and wastewater systems.

Front 43

WE Credit 3.1 : Water Use Reduction: 20% reduction -This credit deals with all water use except for what?

Back 43

Irrigation

Front 44

WE Credit 3.1 : Water Use Reduction: 20% reduction -the 20% reduction requirement is after meeting what performance requirement?

Back 44

The Energy Policy Act of 1992 fixture performance requirements.

Front 45

WE Credit 3.1 : Water Use Reduction: 20% reduction -The credit deals with 5 types of fixtures only. What are they?

Back 45

1. Water closets
2. Urinals
3. Lavatory faucets
4. Showers
5. Kitchen Sinks

Front 46

WE Credit 3.2 : Water Use Reduction: 30% reduction - What is the intent of this credit?

Back 46

Maximize water efficiency within buildings to reduce the burden on muncipal water supply and wastewater systems.

Front 47

WE Credit 3: Water Use Reduction - What are the referenced standards for this credit?

Back 47

Energy Policy ACt of 1992

Front 48

WE Credit 3: Water Use Reduction - What is required for exemplary performance credits?

Back 48

1. Projected water savings of 40% equals one addition ID credit
2. Prove non-regulated fixtures (dishwashers, clothes washers, cooling towers) water use savings is at least 10% of total regulated water use earns one ID credit.