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LEED ND > Green Infrastructure & Buildings > Flashcards

Green Infrastructure & Buildings Flashcards

1
Q

What will if implemented not help meet the credit requirements for GIB credit rain water management?

A

Stormwater pond (conventional stormwater controls do not qualify)

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2
Q

Which would not be included in the calculations for recycled content for GIB credit recycled content in infrastructure?

A

Play ground covered in recycled tire chips
Concrete building foundation
(Not infrastructure items)

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3
Q

GIB pre-requisite and credit indoor water use reduction Percentage goals

A

Prerequisite - 20% savings

Credit - 40% savings

Exemplary - 55%

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4
Q

What average percentage improvement over ASHRAE 90.1-2010 with the major renovation of a non-residential building need to achieve for GIB pre-requisite minimum building energy efficiency?

A

Major renovations must demonstrate an average of 3% improvement over ASHRAE 90.1-2010

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5
Q

A project will have 2 existing mixed-use buildings that will be renovated. The project team is considering a district heating and cooling system. What is true about the project’s ability to earn GIB credit district heating and cooling?

A

The project can earn the credit if at least 80% of the annual heating and/or cooling consumption is provided by the district plant.

  • 2 bldgs must be services
  • single family residential and existing bldgs of any type can be excluded, but they can be one of the 2 required bldg types
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6
Q

How many gallons of waste water must be treated and used to replace potable water for the project to earn credit GIB wastewater management?

A

Reuse and replace 25% of potable water exclusive of existing buildings

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7
Q

Which is a stabilization control for construction activity pollution prevention?

A

Temporary seeding
Permanent seeding
Mulching

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8
Q

What type of renewable energy sources is not acceptable towards earning GIB credit on site renewable energy sources?

A

Geothermal energy systems that use vapor compression systems for heat transfer

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9
Q

A project has residential density of 10 dwelling units per acre. The nonresidential density is .5 FAR. What minimum percentage of the undeveloped area must remain undisturbed to earn GIB credit minimize site disturbance?

A

20%. 10÷.5

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10
Q

A project will have 10 habitable buildings. Eight of the buildings will be new and 2 will be retrofitted.
How many of the buildings and what type must be leed certified to earn the maximum number of points available under GIB credit certified green buildings?

A

Six buildings any combination of newer retrofitted under option one. Pre-requisite requires one certified building. Five more buildings earns five more points

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11
Q

Which roof would not help earn GIB credit heat island reduction option 2 high reflectance and vegetated Roofs?

A

Low <= 2:12
Roof slope covered with material with a three year aged SRI 55.
Low sloped roofs must have an SRI of 82 or higher to qualify

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12
Q

What amount of recycled content would a project team need to use to earn GIB credit recycled content in infrastructure?

A

50% of the total mass of all infrastructure materials

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13
Q

What amount of recycled content would a project team need to use to earn GIB credit recycled content in infrastructure?

A

50% of the total mass of all infrastructure materials

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14
Q

Which Are not objectives of the best management practices to control erosion and sedimentation in runoff during construction?

A

Limit disturbance to a minimum of 40 feet beyond the building perimeter; 10 feet beyond surface walkways, patios, surface parking and utilities less than 12 feet in diameter.
This is an objective of GIB credit minimize site disturbance

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15
Q

A project will use an ashtray advanced energy design guide to document energy efficiency. What will determine what prescriptive Measures the project must follow?

A

The square footage of the building
The climate zone the project is located
The use of the building

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16
Q

A project team has determine the mass of infrastructure materials as:
20 tons postconsumer recycled content of new materials
20 tons pre-consumer recycled content of new materials
30 tons in place reclaimed materials
100 tons total materials
What is the percent of recycled content for the project?

A

60%
20 tons new post consumer +10 tons new pre-consumer (Half the preconsumer amount) + 30 tons in place equals 60 times total recycled content. 60 out of 100 equals 60%. At least 50% is needed to earn GIB credit 15

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17
Q

A redevelopment project will include the addition of a new neighborhood to an existing block of office buildings. What would a project need to do for GIB credit infrastructure energy efficiency?

A

Install all new infrastructure that will help achieve a 15% annual energy reduction below an estimated baseline energy use

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18
Q

Which of the following would not meet the requirements for GIB credit solid waste management?

A

Recycling station available to 50% of the project occupants. These need to be available to all occupants

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19
Q

What minimum average percent improvement over ASHRAE 90.1–2010 must buildings undergoing major renovations achieve to earn credit GIB building energy efficiency?

A

10% is the minimum average needed for existing buildings

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20
Q

What systems are used for on site treatment and reuse of waste water?

A

Constructed wetlands
Anaerobic biological treatment facility
Mechanical recirculating sand filters

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21
Q

A project team has designed and constructed an anaerobic biological treatment facility to retain on site 80% of the average annual wastewater generated by the project. How many points with this design on the project?

A

3.

Two points for reusing 50% of waste water one more point for exemplary performance by reusing 75%

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22
Q

Parking lot is next to a low density residential area LZ2. The greater part of the parking lots edge is adjacent to the LZ3 area. What designation should the project team use for exterior lighting requirements?

A

Bug ratings for LZ2 - the more stringent zone requirements

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23
Q

Which is not an approved low impact development approach to earn GIB credit rain water management

A

Selling harvested rainwater to nearby businesses

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24
Q

Which project scenario would not meet the requirements for green infrastructure and buildings credit certified green buildings?

A

Two mixed use renovations certified to a local green building rating system based on peer reviews

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25
Q

A project would like to reduce the heat island for 50% of non-roof site hard scapes. What strategy would qualify for GIB credit heat island reduction?

A

Install an open grid pavement system that is 50% pervious.

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26
Q

A project has 10 new buildings. Eight of the new buildings have low sloped roofs and two of the buildings have steep slope roofs. What design strategy would qualify for GIB credit heat island reduction option 2 high reflectance and vegetated Roofs?

A

The weighted rooftop SRI Average must collectively cover 75% or more of the roof area. When more than one type of roof exists a weighted average is used

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27
Q

Which building it certified would qualify for GIB Prerequisite certified green building?

A

A building designed and constructed as part of the project - The whole building

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28
Q

A project will have eight habitable buildings. Five of the buildings will be new and three will be retrofitted. how many of the buildings must be LEED certified to GIB credit certified green buildings?

A

2 - prerequisite and credit each have 1

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29
Q

Best management practices to control erosion and sedimentation must be selected from

A

The most stringent of the EPA’s BMP For construction and post-construction site run off or locally approved equivalent

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30
Q

A project total building square footage is 500,000 ft.² what amount of square footage must be certified to own five points under GIB credit certified green buildings?

A

250,000 square-foot or more

50%

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31
Q

Why are project developers encouraged to pursue lead certification for GIB prerequisite certified green building?

A

Documentation is streamlined for leed buildings

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32
Q

A project contains 2 historic buildings. The project team would like to demolish one historic building and make an addition to the other historic building. What is true about the projects ability to earn GIB credit historic reuse prevention and adaptive use?

A

The project can earn the credit if a certificate of appropriateness is granted by the local historic preservation review board

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33
Q

To earn GIB credit outdoor water use reduction what must a project team do?

A

Avoid installing a well specifically to collect ground water for irrigation

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34
Q

Which credits cannot earn a project any additional points for GIB credit rain water management?

A

NPD credit reduced parking footprint

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35
Q

What would qualify as a cultural landscape for lead

A

An officially designated geographic area with cultural and natural resources associated with historic event

36
Q

What calculations are needed for GIB credit light pollution reduction

A

Back light
up light
glare

37
Q

A project would like to reduce the heat island for 50% of non-roof site hard scapes. What strategy would qualify for GIB credit heat island reduction?

A

Install an open grid pavement system that is 50% pervious

38
Q

Which green infrastructure and buildings credits do not have exemplary performance?

A

Minimize site disturbance in design and construction
Solid waste management
light pollution reduction

39
Q

What percentage of annual electrical and thermal energy cost must come from on-site renewable energy sources to earn a project three points?

A

20% earns three points

40
Q

Which is not a designated high priority location as defined for SLL credit preferred locations?

A

National relocation priority list – does not exist

41
Q

What must be true of the buildings designed for the building to benefit GIB credit solar orientation

A

One axis of the building must be at least 1.5 times longer than the other

42
Q

What minimum average percent improvement over ASHRAE 90.1-2010 must buildings undergoing major renovations achieve to earn GIB credit building energy efficiency?

A

10% - minimum average for existing buildings

43
Q

A project has 60 new townhomes three stories high. Each townhome with earn six points under leed for homes v4 credit indoor water use. The project also has 10 non-residential buildings. What is true about this projects ability to earn exemplary performance for water efficiency?

A

The non-residential buildings must achieve an average water use savings of 55% or more over a baseline to earn exemplary performance.

For projects with different building types both exemplary performance thresholds must be met

44
Q

A site has 100,000 sf on nonroof site hardscapes. 25,000sf of the hardscapes is open grid pavement that has an SR value of .33. The same 25,000sf will also be shaded with new trees. How much surface area of the hardscapes can contribute to GIB credit heat island reduction?

A

25,000sf. Each surface can only be counted once regardless of how many strategies used.

45
Q

A project’s annual DHC pumping energy exceeds 3.5% of the systems’ annual thermal output. By what percent must the DHC system be more efficient that the prescriptive requirements of ASHRAE 90.1-2010 to qualify for GIB credit district heating and cooling?

A

11%

Any excess beyond 2.5% must be offset beyond the minimum 10% improvement over the prescriptive requirements.

46
Q

The project will have to existing mixed use buildings that will be renovated. The project team is considering a district heating and cooling system. What is true about the projects ability to earn GIB credit district heating and cooling?

A

The project could earn the credit if at least 80% of the annual heating and air cooling consumption is provided by the district plant.
At least 2 buildings must be services. Single family and existing can be excluded or can make up the 2 required bldgs.

47
Q

A project is located on a remediated Brownfield. The project has in place best management practices that manage stormwater for the 85th percentile rainfall event. How many points could this project earn for these design choices for GIP credit rain water management?

A

3

2 points for being in 85th percentile
1 for being on brownfield

48
Q

What average percentage improvement over ASHRAE 90.1–2010 with new non-residential buildings need to achieve for GIB pre-requisite minimum building energy performance?

A

5%

49
Q

A project will add 100,000 ft.² of new residential dwelling units to an existing 100,000 ft.² of mixed use space. What amount of the projects total building square footage needs proper building orientation for GIB credit solar orientation?

A

75,000 ft.²

75% or more of new building square footage

50
Q

What must be excluded from the calculations for building reuse?

A

Hazardous materials

Window assemblies

51
Q

What is the prescriptive path for external lighting levels in residential areas for GIP credit light pollution reduction?

A

No more than B2-U2-G2

52
Q

What minimum building water efficiency is needed for leed ND projects?

A

An average of 20% less than baseline buildings

53
Q

And you single-family residential building does not have an energy star rating. How can the project demonstrate compliance with energy star criteria?

A

Use a H ERS approved energy analysis software and achieve a minimum H ERS index
Meet the prescriptive requirements of a builder option package

54
Q

Which is implemented will not help meet the credit requirements for GIB credit rain water management?

A

Stormwater pond

55
Q

A site has long block length. An existing street network is constraining projects ability to achieve solar orientation that meets the credit requirements of GIB credit solar orientation. What strategy would help the project earn the credit?

A

Add through streets running true north to south

56
Q

A project is located in lighting zone LZ1. What amount of lighting allowance is permitted to illuminate the building facade of any office building in the project?

A

0.05 fc

57
Q

Structural controls for construction activity pollution prevention

A

Earth Dyke
Silt fence
Sediment trap
Sediment basin

58
Q

What annual energy reduction is needed for GIB credit infrastructure energy efficiency?

A

15% minimum

59
Q

Exemplary performance for GIB credit infrastructure energy efficiency?

A

30%

60
Q

What percentage of annual electrical and thermal energy cost must come from onsite renewable energy sources to earn a project 3 points?

A

20%

61
Q

What minimum number of buildings must be connected to a DHC system for GIB credit district heating and cooling?

A

At least two buildings must be connected, and serve at least 80% of annual consumption

62
Q

Shower facilities for planned occupancy of 400 retail workers

A

One shower for the first 100 workers and another shower for every 150 workers there after
3

63
Q

What will a project team need to review to determine the recycled content of materials?

A

ISO 14021 Environmental Labels and Declarations

64
Q

Which of the following does not have to occur to qualify for GIB Credit Solar Orientation, Option 1. Block Orientation?

A

At least one axis along 75% of the buildings must be within plus or minus 15 degrees of geographical east-west
For Option 1 75% of the blocks must be +- 15 degrees, not 75% of the buildings.

75% or more of the project’s total building square footage is such that one axis of each qualifying building is at least 1.5 times longer than the other
This is for Option 2.

65
Q

What project components are not included in new infrastructure for GIB credit infrastructure energy efficiency?

A

combined heat and power plant

66
Q

Which credit cannot earn a project any additional points for GIB credit rainwater management?

A

NPD credit reduced parking footprint

67
Q

How should the calculations for on-site renewable energy sources be performed

A

Projects annual electrical and thermal energy cost for all new buildings

68
Q

A project used a leed compliant energy model for all of the floor area evaluated by GIB pre-requisite minimum building energy performance. How is the percentage improvement calculated

A

The sum of energy cost for each building compared to a baseline
5% improvement for new bldgs
3% improvement for major renovations
2% improvement for core and shell

69
Q

A project has residential density of 21 dwelling units per acre. The nonresidential density is. 40 FAR. What minimum percentage of the undeveloped area must remain undisturbed to earn GIB credit minimized site disturbance

A

20%

70
Q

A non residential building will have 100 FTEs. What is the buildings daily baseline water use

A

750 gallons

71
Q

What is the exemplary performance requirement for a new one to three family town House residential buildings

A

Achieve a 30% annual source energy usage reduction compared with the lead energy budget for each building for at least 90% of buildings

72
Q

What should be addressed in the design for an optimal building orientation

A

Slopes of roofs

Locations of windows and overhangs

73
Q

Minimum percentage of undeveloped area that must remain undisturbed for credit GIB minimized site disturbance

A

The minimum area to leave undisturbed is the greater percentage of the non-residential density FAR or residential density per acre based on the values in the table
10%
15%
20%

74
Q

What is the default residential occupant use of fixtures per day when calculating water savings for GIB pre-requisite indoor water use reduction?

A

Five uses per day of WC and lavatory faucets, one shower, and 4 kitchen sinks

75
Q

What is the default residential occupant use of fixtures per day when calculating water savings for GIB pre-requisite indoor water use reduction?

A

Five uses per day of WC and lavatory faucets, one shower, and 4 kitchen sinks

76
Q

What is the default residential occupant use of fixtures per day when calculating water savings for GIB pre-requisite indoor water use reduction?

A

Five uses per day of WC and lavatory faucets, one shower, and 4 kitchen sinks

77
Q

How to calculate potable water savings

A

Subtract gray water in design case from design case demand
Ex. Design case demand - greywater = x
1 - (x/baseline demand) * 100

78
Q

New multi unit residential buildings three stories or fewer

A

90% of buildings must meet requirements of LEED for homes v4 EA Prerequisite minimum energy performance

79
Q

Project and four points under NPD credit compact development - What minimum area left undisturbed would earn the project GIB credit minimized site disturbance

A

Projects that earned 3-6 points (ie >18 DU/acre) must leave 10% of the area undisturbed

80
Q

Which credit requires that project teams count the mass of all materials in water retention tanks and vaults

A

GIB credit recycled and reused infrastructure

81
Q

What amount of recycled content would a project team need to use to earn GIB credit recycled content in infrastructure

A

50% of the total mass of all infrastructure materials

82
Q

What must be true of an erosion and sedimentation control plan to qualify for GIB prerequisite construction activity pollution prevention

A

The plan must control erosion and sedimentation in runoff from the entire project site

83
Q

Determination of undisturbed area for mixed-use project by project density

A

NPD credit 2
1 point = 20%
2 points = 15%
3-6 points = 10%

84
Q

Minimum undeveloped area by project density

A

DU/acre
<15 = 20%
15-21 = 15%
>21 = 10%

FAR
>.5 = 20%
.5-1.0 = 15%
>1.0 = 10%

85
Q

What must occur for the project to earn exemplary performance for GIP credit building energy efficiency

A

Demonstrate a 26% improvement over ASHRAE 90.1-2010 for at least 90% of the building floor area

86
Q

A project has in place best management practices that manage stormwater for the 97 percentile rainfall event. +2 points under NPD credit walkable streets. How many points can this project earn for GIB credit rain water management

A

4

87
Q

What design decision will require a construction waste management plan for GIP credit solid waste management

A

Recycling and/or salvaging 50% of nonhazardous construction and demolition debris

LEED ND (4 decks)

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