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Overview of LEED NC v4 credits and changes from v2009 with particular emphasis on those credits related to Mechanical, Electrical, and Commissioning as presented by a USGBC Designated v4 Liaison.

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Page 1: Leed v4-view-from-mep-seats-140429
Page 2: Leed v4-view-from-mep-seats-140429

Many slides are courtesy of USGBC and the LEED v4 Team!

The View The View The View The View

from the from the from the from the

MEP Seats!MEP Seats!MEP Seats!MEP Seats!

Page 3: Leed v4-view-from-mep-seats-140429

Scott Bowman, PE

LEED AP BD+C

Principal

Corporate Sustainability

Leader

[email protected]

Page 4: Leed v4-view-from-mep-seats-140429

LEED 2009 FOUNDATIONAL LEED v4

A SHIFT

IN

FOCUS

DEEPER

TRANSFORMATION

Page 5: Leed v4-view-from-mep-seats-140429

LEED v4

Page 6: Leed v4-view-from-mep-seats-140429

Location and Transportation

Sustainable Sites

Water Efficiency

Energy and Atmosphere

Indoor Environmental Quality

Innovation and Design Process

Regional Priority

Integrative Process

Materials and Resources

Page 7: Leed v4-view-from-mep-seats-140429

Platinum

Gold

Silver

Certified

CERTIFICATION TRENDS

Page 8: Leed v4-view-from-mep-seats-140429

GREEN BUILDING MARKET

Source: McGraw-Hill Construction’s 2013 Dodge Construction Green Outlook

Page 9: Leed v4-view-from-mep-seats-140429

COMMERCIAL OFFICE

MARKET SHARE

Source: McGraw-Hill Construction’s 2013 Dodge Construction Green Outlook

Page 10: Leed v4-view-from-mep-seats-140429

DOE 30%

Reduction

Target

Courtesy PNNL

ASHRAE 90.1-2013?

ASHRAE 90-1975 ASHRAE 90A-1980

ASHRAE 90.1-1999

ASHRAE 90.1-2001

ASHRAE 90.1-2007

ASHRAE 90.1-2004

ASHRAE 90.1-1989

ASHRAE 90.1-2010

Improvement in ASHRAE Standard 90.1 (Year 1975 – 2010)E

ne

rgy U

se

In

de

x (

19

75

Us

e =

10

0)

Year

1970 1975 1980 1985 1990

50

1995 20152000 20102005

110

100

90

80

70

60

14%

4.5%

.5%

12.3%

4.5%

18.5%

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LEED v4 IMPACT CATEGORIES

IMPROVED ENVIRONMENTAL OUTCOMES

Page 12: Leed v4-view-from-mep-seats-140429

LEED CERTIFICATION TRENDSMARKET SECTOR ADAPTATIONS

Data Centers

Warehouses and Distribution Centers

Hospitality

Existing Buildings for Schools

Existing Buildings for Retail

Homes Multifamily Midrise

Page 13: Leed v4-view-from-mep-seats-140429

BD+CLEED v4BUILDING DESIGN &

CONSTRUCTION

Page 14: Leed v4-view-from-mep-seats-140429

New Categories

• Integrated Practice 1 point

• Location & Transport 16 points

• Sustainable Sites 10 points

• Water Efficiency 11 points

• Energy and Atmosphere 33 points

• Materials and Resources 13 points

• Indoor Environmental Quality 16 points

• Innovation & Design Process 6 points

• Regional Priority Credits 4 points

Total 110 points

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No Change in Level Requirements

0

10

20

30

40

50

60

70

80

90

100

110

Certified Silver Gold Platinum Total

Page 16: Leed v4-view-from-mep-seats-140429

Change in Weightings!

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Change in Weightings!

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Use v4 Credits now!

• Select v4 credits can be substituted for v2009

• Complete v4 sample form

• In v2009 form, check alternate compliance

path and list the substitution

• Credits marked are approved for substitution

• Site below has more detailed information

• Can also use Pilot Credits that are applicable

http://www.usgbc.org/articles/use-v4-credits-your-v2009-project/

v2009

Page 19: Leed v4-view-from-mep-seats-140429

IP101r Integrated Project Planning

and Design

• The prerequisite only applies to HC

• Credit library now says “required”

• New prerequisite, but not quite a category!

• Requires:

– OPR

– Preliminary Rating Goals

– Integrated Project Team

– Design Charette

Page 20: Leed v4-view-from-mep-seats-140429

IP102 Integrative Process

• New credit (HC too)

• 1 point

• Early “simple box” energy analysis

• Lists parametric options to reviewed

• Includes water performance

• Requires cost analysis and bundling

• Documentation in Word Document Template

• Reward for doing the analysis early

Page 21: Leed v4-view-from-mep-seats-140429

Performance in

Location and Transportation

LOCATION AND TRANSPORTATION

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Highlights:

New credit category to improve alignment between

commercial rating systems and LEED ND.

More performance-based credits with improved ties to

anticipated outcome.

bicycle facilities [link to bike network]

quality transit [trip frequency, walking distance]

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Possible Points: 16

Credit 1 16

Credit 2 1

Credit 3 2

Credit 4 5

Credit 5 5

Credit 6 1

Credit 7 1

Credit 8 Green Vehicles 1

BD+C Location and Transportation

Sensitive Land Protection

LEED for Neighborhood Development Location

Bicycle Facilities

High Priority Site

Surrounding Density and Diverse Uses

Access to Quality Transit

Reduced Parking Footprint

Page 24: Leed v4-view-from-mep-seats-140429

Performance in

Sustainable Sites

SUSTAINABLE SITES

Page 25: Leed v4-view-from-mep-seats-140429

Highlights:

New credit for site assessment.

Financial support option in protect or restore habitat.

Major simplification to Light Pollution Reduction credit

through new option for BUG rated equipment.

Page 26: Leed v4-view-from-mep-seats-140429

Possible Points: 10

Y Prereq 1 Required

Credit 1 1

Credit 2 2

Credit 3 1

Credit 4 3

Credit 5 2

Credit 6 1

BD+C

Site Assessment

Site Development--Protect or Restore Habitat

Rainwater Management

Light Pollution Reduction

Heat Island Reduction

Open Space

Construction Activity Pollution Prevention

Sustainable Sites

Page 27: Leed v4-view-from-mep-seats-140429

LEED 2009 LEED v4

SS112 LIGHT POLLUTION REDUCTION

SS112: Light Pollution

Reduction

CREDIT

Significant revisions – very little original content

Removed interior lighting requirements

(part of 90.1-2010 requirements now)

References IES/IDA Model Lighting Ordinance

Included the BUG rating system for prescriptive compliance

Added Lighting Zone 0

Included exterior storage signage requirements

SSc8: Light Pollution

Reduction

CREDIT POINTS

1

POINTS

1

v2009

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Performance in

Water Efficiency

WATER EFFICIENCY

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Highlights:

Addressing all water uses including fixtures & fittings,

process, appliance, cooling towers, and outdoor water.

Focus on measuring water use through fundamental

building metering requirements.

Additional points in credit for metering of subsystems.

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Possible Points: 11

Y Prereq 1 Required

Y Prereq 2 Required

Y Prereq 3 Building-Level Water Metering Required

Credit 1 2

Credit 2 6

Credit 3 2

Credit 4 Water Metering 1

BD+C Water Efficiency

Outdoor Water Use Reduction

Indoor Water Use Reduction

Outdoor Water Use Reduction

Indoor Water Use Reduction

Cooling Tower Water Use

Page 31: Leed v4-view-from-mep-seats-140429

WE PREREQ 1 OUTDOOR WATER USE REDUCTION

Requires a reduction in landscape water use by 30% using

EPA’s WaterSense Water Budget Toolkit

Option to comply by having no irrigation

Cannot use rainwater capture for prerequisite!

LEED v4

WEp1: Outdoor Water Use Reduction

PREREQ

LEED 2009

Didn’t Exist

Page 32: Leed v4-view-from-mep-seats-140429

WE PREREQ 2 INDOOR WATER USE REDUCTION

WaterSense label required for eligible fixtures and fittings

Maintains 20% reduction requirement

No once-through cooling allowed!

Cooling towers must have meters, conductivity control, and drift eliminators

Additional appliance and process water requirements for

Retails, Schools, Healthcare and Hospitality only.

LEED v4

WEp2: Indoor Water Use Reduction

PREREQ

LEED 2009

WE: Water Use Reduction

PREREQ

Page 33: Leed v4-view-from-mep-seats-140429

WE PREREQ 3 BUILDING LEVEL WATER METERING

Requires each project to be capable of measuring

whole building water use

LEED v4

WEp3: Building Level Water Metering

PREREQ

LEED 2009

Didn’t Exist

Page 34: Leed v4-view-from-mep-seats-140429

WE CREDIT 1 OUTDOOR WATER USE REDUCTION

Changed from “Landscape” to “Outdoor”

Limits use of “water”, not just potable water

Requires a reduction in landscape water use by at least 50%

using EPA’s WaterSense Water Budget Tool

Reductions beyond 30% can be from “alternate water sources”

such as rainwater capture

Option for no irrigation

LEED 2009 LEED v4

WEc1: Outdoor Water Use

Reduction

CREDIT POINTS

2WEc1: Water Efficient

Landscaping

CREDIT POINTS

2-4

Page 35: Leed v4-view-from-mep-seats-140429

WE CREDIT 2 INDOOR WATER USE REDUCTION

Limits use of “water”, not just potable water

Reductions beyond 30% can be from “alternate water sources”

such as rainwater capture

WaterSense label required for eligible fixtures and fittings

Added Appliance and Process Water requirements for Schools

Retail, Hospitality and Healthcare

Added more thresholds for achievement

LEED 2009

LEED v4

WEc2: Indoor Water Use

Reduction

CREDIT POINTS

6

WE: Water Use Reduction

CREDIT POINTS

2-4

WE: Process Water Use

Reduction (Schools)

CREDIT POINTS

1

Page 36: Leed v4-view-from-mep-seats-140429

Credit no longer available for sustainable wastewater technologies

Reduces credits available for rainwater capture

New concept of nutrient recovery will be tested with Pilot Credit

LEED 2009

WE: Innovative Wastewater

Technologies

CREDIT POINTS

2

LEED v4

Does Not Exist

Page 37: Leed v4-view-from-mep-seats-140429

WE CREDIT 3 COOLING TOWER WATER

Started in EBOM, then added to HC

Addresses cooling tower efficiency based on maximizing a

cooling tower cycles of concentration

Water may continue to be cycled through the tower until

a certain chemical threshold

Can also gain point for using recycled non-potable water

LEED 2009

Didn’t Exist

LEED v4

WEc3: Cooling Tower Water

CREDIT POINTS

2

Page 38: Leed v4-view-from-mep-seats-140429

WE CREDIT 4 WATER METERING

Encourages projects to sub-meter additional water systems

Requires meters for 2 or more of following (typically to 80%):

Irrigation

Indoor plumbing fixtures and fittings

Domestic hot water

Boiler make-up (units > 500 MBH)

Reclaimed water (including makeup, proper math!)

Process Water

HC requires 5 more meters from list of 10

LEED v4

WEc4: Water Metering

CREDIT POINTS

2

LEED 2009

Didn’t Exist

Page 39: Leed v4-view-from-mep-seats-140429

Defining Performance in

Energy & Atmosphere

ENERGY AND ATMOSPHERE

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Highlights:

Minimum Energy Performance: five percent above

ASHRAE 90.1-2010; minimum ENERGY STAR score now

75.

New credit for Demand Response.

Building level energy metering required for all projects.

Page 41: Leed v4-view-from-mep-seats-140429

Possible Points: 33

Y Prereq 1 Required

Y Prereq 2 Required

Y Prereq 3 Required

Y Prereq 4 Required

Credit 1 6

Credit 2 18

Credit 3 1

Credit 4 2

Credit 5 3

Credit 6 1

Credit 7 2

BD+C

Green Power and Carbon Offsets

Enhanced Commissioning

Demand Response

Renewable Energy Production

Enhanced Refrigerant Management

Optimize Energy Performance

Energy and Atmosphere

Minimum Energy Performance

Building-Level Energy Metering

Fundamental Commissioning and Verification

Fundamental Refrigerant Management

Advanced Energy Metering

Page 42: Leed v4-view-from-mep-seats-140429

EA PREREQ 1 FUNDAMENTAL COMMISSIONING AND VERIFICATION

Expanded intent to ensure project meets the owners projects requirements

related to energy, water, indoor environmental quality and durability

CxA must be engaged before the end of Design Development phase

Added design review; not specific to when (ie before 50%)

Added requirement for preparing an Operations and Maintenance Plan

(similar but not as extensive as Systems Manual)

Requires Pre-Functional Checklists (often done, was not required)

LEED v4

EAp1: Fundamental Commissioning and

Verification

PREREQ

LEED 2009

EAp1: Fundamental Commissioning of

Building Energy Systems

PREREQ

v2009

Page 43: Leed v4-view-from-mep-seats-140429

EA PREREQ 1 FUNDAMENTAL COMMISSIONING AND VERIFICATION

Requires exterior enclosures to be included in OPR and BOD

Requires the exterior enclosures to be included in design review,

completed by design team member that is not

directly involved in the design to complete

Intent was to provide incremental step into requiring envelope commissioning

Clarified language for who can be the commissioning agent

(more to be included in reference guide)

LEED v4

EAp1: Fundamental Commissioning and

Verification

PREREQ

LEED 2009

EAp1: Fundamental Commissioning of

Building Energy Systems

PREREQ

v2009

Page 44: Leed v4-view-from-mep-seats-140429

EA PREREQ 2 MINIMUM ENERGY PERFORMANCE

Updated reference standard to ASHRAE 90.1-2010

Must achieve minimum of 5% savings over baseline, 3% for renovation

Clarifies that project must meet performance levels

prior to application of renewable energy

References COMNET Modeling Guidelines for reduction

of unregulated loads

Special methods for data centers, still including equipment loads

LEED v4

EAp2: Minimum Energy Performance

PREREQ

LEED 2009

EAp2: Minimum Energy Performance

PREREQ

Page 45: Leed v4-view-from-mep-seats-140429

EA PREREQ 2 MINIMUM ENERGY PERFORMANCE

Updated Advanced Energy Design Guide prescriptive option to 50%

AEDG for Office, Retail, Schools, and Healthcare

Updated Core Performance Guide prescriptive option to meeting

core requirements plus six additional strategies.

LEED v4

EAp2: Minimum Energy Performance

PREREQ

LEED 2009

EAp2: Minimum Energy Performance

PREREQ

Page 46: Leed v4-view-from-mep-seats-140429

ASHRAE 90.1-2010

• More equipment is being regulated

• Envelope must have more south glazing then east or west

• Skylights or clearstories required in large, tall, top-floor rooms

• Reheat loop holes closed – no more hospitals with constant volume reheat!

• Heating overhead the SA cannot be more than 20 F from space temperature

• Economizers are required for smaller systems

• Many more automatic lighting and daylighting controls required

• 50% of 120V receptacles in offices require automatic switching

Page 47: Leed v4-view-from-mep-seats-140429

Appendix G

• More detailed documentation requirements

• Enhanced exceptional calculation requirements

• Requires modeling of shading from adjacent structures

• Clarified definition of unmet load hours

• Removes unmet load hours delta of 50

• Purchased HW or CW treated like utility – no trade-offs

• Modified baseline systems for DES

• Consistent with LEED DES requirements now

• Allows different level of ventilation in proposed and baseline design

• Adds heating only baseline systems

Page 48: Leed v4-view-from-mep-seats-140429

EA PREREQ 3 BUILDING-LEVEL ENERGY METERING

Requires each project to be capable of

measuring whole building energy use.

LEED v4

EAp3: Building-Level Energy Metering

PREREQ

LEED 2009

EA: Measurement and

Verification

CREDIT POINTS

3

EA: Measurement and

Verification Base Building

CREDIT POINTS

3

Measurement and Verification

Tenant Submetering

CREDIT POINTS

3

Page 49: Leed v4-view-from-mep-seats-140429

EA PREREQ 4 FUNDAMENTAL REFRIGERANT MANAGEMENT

No substantive changes

No CFC refrigerants

Existing small units with less than 0.5 pounds are exempt

LEED v4

EAp4: Fundamental Refrigerant

Management

PREREQ

LEED 2009

Fundamental Refrigerant Management

PREREQ

v2009

Page 50: Leed v4-view-from-mep-seats-140429

EA CREDIT 1 ENHANCED COMMISSIONING

Option 1, Path 1 is for the typical MEP enhanced commissioning

and is now worth 3 points (1 more than v2009)

Reduced the tasks in enhanced

(design review and manual moved to fundamental)

Added requirements to prepare the building operators

for the intended operation of building systems

Option 1, Path 2 is a new Monitoring Based Commissioning

worth 1 more point after Path 1 achieved

Similar to Measurement and Verification.

LEED 2009 LEED v4

EAc1: Enhanced

Commissioning

CREDIT

EA: Enhanced Commissioning

CREDIT POINTS

2

POINTS

6

Page 51: Leed v4-view-from-mep-seats-140429

EA CREDIT 1 ENHANCED COMMISSIONING

Option 2 rewards Envelope Commissioning for 2 more points

Can be done separate from MEP systems

References NIBS Guideline 3-2006

Very inclusive standard, no other guidance in the standard

We have seen huge variation in this service and fee!

CxA can be qualified employee of owner, an independent consultant, or

disinterested subcontractor to the design team.

LEED 2009 LEED v4

EAc1: Enhanced

Commissioning

CREDIT

EA: Enhanced Commissioning

CREDIT POINTS

2

POINTS

6

Page 52: Leed v4-view-from-mep-seats-140429

EA CREDIT 2 OPTIMIZE ENERGY PERFORMANCE

Updated referenced standard to ASHRAE 90.1-2010

Reduced weightings due to advancing standard

Maximum of 6 points using prescriptive paths

Updated Advanced Energy Design Guides prescriptive option to 50%

AEDG for Office, Retail, Schools, and Healthcare

Updated Core Performance Guide prescriptive option to meeting core

requirements plus six additional strategies

Removed Core Performance Guide prescriptive option

LEED 2009 LEED v4

EAc2: Optimize Energy

Performance

CREDIT

EA: Optimize Energy

Performance

CREDIT POINTS

19

POINTS

18

Page 53: Leed v4-view-from-mep-seats-140429

EAc1 v2009

Page 54: Leed v4-view-from-mep-seats-140429

EAc2 v4

Page 55: Leed v4-view-from-mep-seats-140429

EA CREDIT 3 ADVANCED ENERGY METERING

LEED v4LEED 2009

EA: Measurement and

Verification

CREDIT POINTS

2

EA: Measurement and

Verification Base Building

CREDIT POINTS

3

EA: Measurement and Verific-

ation Tenant Submetering

CREDIT POINTS

3

EAc3: Advanced Energy

Metering

CREDIT POINTS

1

Requires all energy end-uses

representing 10%+ of the total energy

consumption to be metered

Meters must be connected to the building automation

system and log data at appropriate intervals with 36 months data retention

Core and Shell projects required to address future tenant spaces

Page 56: Leed v4-view-from-mep-seats-140429

EA CREDIT 4 DEMAND RESPONSE

Encourages projects to design and install systems necessary

to participate in a demand response program

Also available to projects located in areas

without demand response programs = 1 point if ready to engage

Added requirement to include demand response processes

in the commissioning scope

LEED v4

EAc4: Demand Response

CREDIT POINTS

2

LEED 2009

Didn’t Exist

Page 57: Leed v4-view-from-mep-seats-140429

EA CREDIT 5 RENEWABLE ENERGY PRODUCTION

Added new option provision for community-scale renewable energy

systems

Reduced thresholds and points available

1% = 1 point; 5% = 2 points; 10% = 3 points

LEED 2009 LEED v4

EAc5: Renewable Energy

Production

CREDIT

EA: On-site Renewable Energy

CREDIT POINTS

7

POINTS

3

Page 58: Leed v4-view-from-mep-seats-140429

EA CREDIT 6 ENHANCED REFRIGERANT MANAGEMENT

Added retail-specific requirements

LEED 2009 LEED v4

EAc6: Enhanced Refrigerant

Management

CREDIT

EA: Enhanced Refrigerant

Management

CREDIT POINTS

2

POINTS

1

Page 59: Leed v4-view-from-mep-seats-140429

EA CREDIT 7 GREEN POWER AND CARBON OFFSETS

Credit based on total building energy usage

Carbon offsets allowed for scope 1 or 2 emissions

Required contract length extended from 2 years to 5 years

Eligible resources must have come online after January 1, 2005

LEED 2009 LEED v4

EAc7: Green Power and

Carbon Offsets

CREDIT

EA: Green Power

CREDIT POINTS

2

POINTS

2

v2009

Page 60: Leed v4-view-from-mep-seats-140429

LEED v4

LEED 2009

EA: Measurement and

Verification

CREDIT POINTS

2

EA: Measurement and

Verification Base Building

CREDIT POINTS

3

EA: Measurement and Verific-

ation Tenant Submetering

CREDIT POINTS

3EAc3: Advanced Energy

Metering

CREDIT POINTS

1

Measurement and Verification no longer exists in same form

EAc1 – Option 1, Path 2 – Monitoring Based Commissioning

Would significantly enhanced future EBOM application

LEED v4

EAc1: Enhanced

Commissioning

CREDIT POINTS

6

Page 61: Leed v4-view-from-mep-seats-140429

Materials & Resources

MATERIALS AND RESOURCES

Page 62: Leed v4-view-from-mep-seats-140429

Highlights:

Life cycle thinking approach to category.

Optional whole building life cycle assessment for new

construction.

Focus on product transparency and outcomes through

Building Disclosure & Optimization credits.

.

Page 63: Leed v4-view-from-mep-seats-140429

Possible Points: 13

Y Prereq 1 Required

Y Prereq 2 Required

Credit 1 5

Credit 2 2

Credit 3 2

Credit 4 Building Product Disclosure and Optimization - Material Ingredients 2

Credit 5 2

BD+C

Building Product Disclosure and Optimization - Sourcing of Raw Materials

Building Life-Cycle Impact Reduction

Construction and Demolition Waste Management

Construction and Demolition Waste Management Planning

Materials and Resources

Storage and Collection of Recyclables

Building Product Disclosure and Optimization - Environmental Product Declarations

Page 64: Leed v4-view-from-mep-seats-140429

INDOOR ENVIRONMENTAL QUALITY

Page 65: Leed v4-view-from-mep-seats-140429

Highlights:

Category focused on key indicators of air, light, sound,

and occupant experience.

More performance-based credits focused on health and

wellbeing outcomes.

Systems approach to material emissions.

Page 66: Leed v4-view-from-mep-seats-140429

Indoor Environmental Quality Possible Points: 16

Y Prereq 1 Required

Y Prereq 2 Required

Credit 1 2

Credit 2 3

Credit 3 Construction Indoor Air Quality Management Plan 1

Credit 4 2

Credit 5 1

Credit 6 2

Credit 7 3

Credit 8 1

Credit 9 1

BD+C

Quality Views

Enhanced Indoor Air Quality Strategies

Low-Emitting Materials

Indoor Air Quality Assessment

Minimum Indoor Air Quality Performance

Environmental Tobacco Smoke Control

Thermal Comfort

Acoustic Performance

Interior Lighting

Daylight

Page 67: Leed v4-view-from-mep-seats-140429

EQ PREREQ 1 MINIMUM INDOOR AIR QUALITY PERFORMANCE

Changed reference standard to ASHRAE 62.1-2010

Added requirements for outside air delivery monitoring

Actual measurement on variable flow

Current switch on fixed flow

Added requirements for residential projects addressing combustion

appliances, CO monitors, and radon

LEED v4

EQp1: Minimum Indoor Air Quality

Performance

PREREQ

LEED 2009

EQ: Minimum Indoor Air Quality

Performance

PREREQ

v2009

Page 68: Leed v4-view-from-mep-seats-140429

EQ CREDIT 1 ENHANCED INDOOR AIR QUALITY STRATEGIES

Added additional options for mathematical modeling, additional sensors, and

mixed mode systems.

Gives projects multiple options for compliance most suitable to project

LEED 2009

LEED v4

EQc1: Enhanced Indoor Air

Quality Strategies

CREDIT POINTS

2

EQ: Outdoor Air Delivery

Monitoring

CREDIT POINTS

1

EQ: Increased Ventilation

CREDIT POINTS

1

EQ: Indoor Chemical and

Pollutant Source Control

CREDIT POINTS

1

Page 69: Leed v4-view-from-mep-seats-140429

• Option 1 for 1 point requires:

– Entryway systems

– Cross-contamination prevention (exhaust) where hazardous

gases or chemicals used or present

– Filtration (MERV 13), OA only, not return

– Calculations for natural ventilation or mixed mode

• Option 2 for 1 point requires:

– Minimize entry of pollutants into building using CFD or dispersion

analysis or wind tunnels

– Increased ventilation by 30%

– CO2 monitoring in all densely occupied spaces

– Additional source control and monitoring

– Room by room natural ventilation calculations

• Not mutually dependent

EQ CREDIT 1 ENHANCED INDOOR AIR QUALITY STRATEGIES

Page 70: Leed v4-view-from-mep-seats-140429

EQ CREDIT 3 CONSTRUCTION INDOOR AIR QUALITY

MANAGEMENT PLAN

No substantive changes

Cannot smoke during construction

Protect materials from moisture and dirt

Must prevent infiltration of high VOC activities in renovation projects

LEED 2009 LEED v4

EQc3: Construction Indoor

Air Quality Management Plan

CREDIT

EA: Construction IAQ

Management Plan—During

Construction

CREDIT POINTS

1

POINTS

1

v2009

Page 71: Leed v4-view-from-mep-seats-140429

EQ CREDIT 4 INDOOR AIR QUALITY ASSESSMENT

Added a maximum temperature limit for flush outs

Expanded the list of contaminants for which to test under Option 2

Clarified that furniture must be installed

LEED 2009 LEED v4

EQc4: Indoor Air Quality

Assessment

CREDIT

Construction IAQ Management

Plan—Before Occupancy

CREDIT POINTS POINTS

21

Page 72: Leed v4-view-from-mep-seats-140429

EQ CREDIT 4 INDOOR AIR QUALITY ASSESSMENT

Option 1 for 1 point:

Path 1, flushing before occupancy

Path 2, flushing during occupancy

Sets upper limit for temp and humidity during flush

LEED 2009 LEED v4

EQc4: Indoor Air Quality

Assessment

CREDIT

Construction IAQ Management

Plan—Before Occupancy

CREDIT POINTS POINTS

21

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EQ CREDIT 4 INDOOR AIR QUALITY ASSESSMENT

Option 2 for 2 points:

Testing (rewarding with more points)

Much more detail on testing limits

Contaminant list has been expanded

Clarifies that hand-held devices are not acceptable

must be gravimetric method

LEED 2009 LEED v4

EQc4: Indoor Air Quality

Assessment

CREDIT

Construction IAQ Management

Plan—Before Occupancy

CREDIT POINTS POINTS

21

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EQ CREDIT 5 THERMAL COMFORT

Updated reference standard to ASHRAE 55-2010

Must meet both comfort AND controllability (50%)

Credit removed from Core and Shell

LEED 2009LEED v4

EQc5: Thermal Comfort

CREDIT POINTS

1EQ: Controllability of Systems

Thermal Comfort—Design

CREDIT POINTS

1

EQ: Thermal Comfort—Design

CREDIT POINTS

1

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EQ CREDIT 6 INTERIOR LIGHTING

Added requirements to address lighting quality

Option 1 (1 point): control for 90% of occupant spaces

Clearly defines 3 levels as on, off, mid-level

AND/OR

Option 2 (1 point): Lighting Quality; requires 3 of 8 features

LEED 2009 LEED v4

EQc6: Interior Lighting

CREDIT

EQ: Controllability of Systems-

Lighting

CREDIT POINTS

1

POINTS

2

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EQ CREDIT 7 DAYLIGHT

Increased weighting

Removed prescriptive option

Added option for spatial daylight autonomy

Changed units from footcandles to lux

Added a timing requirement to measurement option

LEED v4

EQc7: Daylight

CREDIT

LEED 2009

EQ: Daylight and Views –

Daylight

CREDIT POINTS

1

POINTS

3

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EQ CREDIT 8 QUALITY VIEWS

Added requirement for quality view, defined by the

LEED 2009 exemplary performance criteria

Much more definition, angles, etc.

Must be clear viewUno frits, fibers, patterns, or tints

Must include objects 25 feet away, flora, fauna, sky, and movement!

Interior atria may be used for 30% of area

LEED v4

EQc8: Quality Views

CREDIT

LEED 2009

EQ: Daylight and Views –

Quality Views

CREDIT POINTS

1

POINTS

1

v2009

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EQ CREDIT 9 ACOUSTIC PERFORMANCE

New credit except in Schools and Healthcare

Added requirements for room noise levels, speech privacy and

sound isolation, reverberation time, and paging, masking, and

sound reinforcement systems

LEED v4

EQc9: Acoustic Performance

(Except: CS, Retail)

CREDIT

LEED 2009

EQ: Acoustic Performance

(Schools)

CREDIT POINTS

1

POINTS

1

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Innovation Regional Priority

Innovation Possible Points: 6

Credit 1 5

Credit 2 1

Innovation

LEED Accredited Professional

Regional Priority Possible Points: 4

Credit 1 Regional Priority: Specific Credit 1

Credit 2 Regional Priority: Specific Credit 1

Credit 3 Regional Priority: Specific Credit 1

Credit 4 Regional Priority: Specific Credit 1

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Innovation

• One point reserved for true innovation

• One point reserved for Pilot Credit

– Intended to be testing next versions

• Remaining three points can be:

– Up to 3 more true innovations

– Up to 3 more Pilot Credits

– Up to 2 exemplary performance

• IDc2 requires LEED AP with specialty

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Regional Priority

• Every chapter in identified RP credits

• Award is similar to v2009

• Credits by GPS coordinates, not zip code!

• Zones are being created by chapters

– Iowa is one zone

– Not enough “definition” to warrant more

– Understand many states are similar

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Regional Priority

Iowa - NC

• LTc4 – Surrounding Density

– Option 1, 2 points

• SSc2 – Protect/Restore Habitat

– Option 1, On site restoration

• SSc4 – Rainwater Management

– Option 2, Natural Land Conditions

• EAc2 – Optimize Energy Performance

– 20% threshold, 8 points

• EAc5 – Renewable Energy

– 1% threshold, 1 point

• MRc3 – Responsible Resourcing

– Option 2, Leadership

Illinois - NC

• LTc3 – High Priority Site

– Option 2, Priority Designation

• SSc2 – Protect/Restore Habitat

– Option 1, On site restoration

• SSc4 – Rainwater Management

– Option 2, Natural Land Conditions

• EAc3 – Advanced Energy Metering

• MRc1 – Building Life Cycle Impact Reduction

– Option 4, Whole Building Analysis

• EQc1 – Enhanced Indoor Air Quality Strategies

– Option 2, Exterior Prevention, CO2, increased ventilation

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What about other states?

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» Six public comment periods with over 23,000 comments

» Passed ballot in June 2013 with 86% approval

» Extended registration for LEED 2009 until June 2015

» Engaged over 100 project teams in LEED v4 beta test

» Program launched at Greenbuild in November 2013

LEED v4: CURRENT STATUS

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Implementation?

• KJWW status…

– 112 projects certified

• 12 Platinum

• 29 are v2009

– 130 more seeking

• 28 are still viable v2.2 projects

– Just a few v4 projects at this time

• Need to keep track of v2.2, v2009, and v4 all

at the same time!

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www.usgbc.org/leedv4

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IMPROVED USER EXPERIENCE

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REFERENCE GUIDE

LAYOUT

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REFERENCE GUIDE

DELIVERY

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LEED CREDIT LIBRARY

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SELF REPORTING GBCI CREDIT

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SELF REPORTING GBCI CREDIT

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SELF REPORTING GBCI CREDIT

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SELF REPORTING GBCI CREDIT

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SELF REPORTING GBCI CREDIT

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SELF REPORTING GBCI CREDIT

See document

provided that can

be used to cut

and past the

suggested

information to

get CE credit.

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