Leadership in Energy and Environmental Design
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This document provides an overview of Leadership in Energy and Environmental Design (LEED) principles from a presentation given by Laura Geiger and Paulina Diaz. It discusses LEED definitions, versions, rating systems, categories and certification process. Specific examples are given for optimizing energy performance, reducing water usage, managing materials and recycling. The presentation aims to educate about designing and building sustainably for health care projects.
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Leadership in Energy and Environmental Design
- 1. LEADERSHIP IN ENERGY AND ENVIRONMENTAL DESIGN (LEED) where art meets engineering Austin Dallas Denver Houston Kansas City Miami Nashville Phoenix Richmond Washington DC
- 2. PRESENTERS Laura Geiger, LEED AP BD+C Electrical Designer Paulina Diaz, PE Professional Mechanical Engineer
- 3. ccrd – OVERVIEW AND LEED PROJECTS where art meets engineering • Campbell, Colburn, Rome, Duthu • Mechanical, electrical, plumbing (MEP) consulting engineering firm • Acronyms are common during the presentation. • LEED® Designs – 19 Healthcare LEED design projects – Design with Sustainability in mind Overview Professional Categories Process Other Dell Children’s Medical Center of Central Texas Austin, TX 475,000 sq. ft. greenfield 90,000 sq. ft. Tower 3
- 4. where art meets engineering OUTLINE – LEED V4 ① Overview • Definition • Versions • Rating Systems ② Professional • Accreditations ③ Categories ④ Process • Certification Process • Award levels ⑤ Other Rating Systems Overview Professional Categories Process Other
- 5. OVERVIEW where art meets engineering
- 6. USGBC- DEFINITION • Private non-profit 501(c), 3 membership based organization • 76 Chapters and 12,800 member organizations • 193,000 LEED Professionals • Since 1994, expanded and continues to expand its categories • Growth • USGBC member based volunteer committee • Sub committee • Working groups where art meets engineering • United States Green Building Council • Green Building Council • International roundtable • Global alternative compliance path Overview Professional Categories Process Other
- 7. LEED “…green building tool that addresses the entire building lifecycle recognizing best-in-class building strategies.” It is a Rating System with pre-requisites and credits weighted in points. ~ 40% of the energy consumed may be attributed to buildings where art meets engineering LEED - DEFINITION L: Leadership E: Energy E: Environmental D: Design Overview Professional Categories Process Other Founders - 1993 Robert K. Watson Rick Fedrizzi David Gottfried Mike Italiano
- 8. LEED – QUIZ QUESTION Which one of the following has been attributed as the most relevant when deciding to build Green Construction? Source: World Green Building Trends. Business Benefits Driving New and Retrofit Market Opportunities in Over 60 Countries. McGraw-Hill Construction 2013 where art meets engineering A. Market Demand B. Lower Operating Costs C. Branding/Public Relations D. Client Demand E. Internal Corporate Commitment F. Right Thing to Do G. Market Transformation Overview Professional Categories Process Other
- 9. LEED – DATA GREEN CONSTRUCTION 0% 5% 10% 15% 20% 25% 30% 35% 40% 45% Client Demand Internal Corporate Commitment Market Demand Low Operating Cost Right Thing to Do Branding/Public Relations Market Transformation Percent % Source: World Green Building Trends. Business Benefits Driving New and Retrofit Market Opportunities in Over 60 Countries. McGraw-Hill Construction 2013 where art meets engineering Overview Professional Categories Process Other
- 10. LEED – BUZZ IN YOUR COMMUNITY where art meets engineering What are you doing to go green? Overview Professional Categories Process Other
- 11. where art meets engineering LEED – VERSIONS VERSION 2005 LEED V2.2 VERSION 2009 LEED V3 Overview Professional Categories Process Other VERSION 2013 LEED V4 Building Life Cycle Holistic Design Measure / Quantify
- 12. where art meets engineering LEED - RATING SYSTEMS Overview Professional Categories Process Other
- 13. PROFESSIONAL LEVEL LEED ACCREDITATIONS where art meets engineering
- 14. LEED ACCREDITATIONS LEED Fellow • Nominated • Significant contributions in teaching, mentoring or research where art meets engineering LEED Green Associate • No pre-requisites • Test over – Minimum program requirement (MPR) – Certification levels – Certification process – Categories LEEP AP • Select an emphasis (NC+D, O&M, etc.) • Complete credits • Perform calculations Overview Professional Categories Process Other
- 15. LEED CATEGORIES where art meets engineering
- 16. where art meets engineering LEED CATEGORIES 1% 14% 9% 10% 30% Overview Professional Categories Process Other 15% 12% 5% 4% IP - Integrative Process LT - Location & Transportation SS - Sustainable Sites WE - Water Efficiency EA - Energy & Atmosphere MR - Material Resources IEQ - Indoor Environmental Quality ID - Innovation in Design RP - Regional Priority
- 17. where art meets engineering LEED – V4 SCORECARD DRAFT Overview Professional Categories Process Other
- 18. where art meets engineering IP - INTEGRATIVE PROCESS Overview Professional Categories Process Other
- 19. IP - INTEGRATIVE PROCESS Intent “To support high-performance, cost-effect project outcome through an early analysis of the interrelationships among systems.” Beyond • Adding a green roof might negatively impact the structural implications, but positively impact Heating Ventilation Air-conditioning where art meets engineering Achieve • Achieve synergies among building systems • Preform a “simple box” energy model analysis • Preform a water budget analysis and Cooling (HVAC) loads Overview Professional Categories Process Other
- 20. LT– LOCATION AND TRANSPORTATION where art meets engineering Overview Professional Categories Process Other
- 21. LT– LOCATION AND TRANSPORTATION LTc8 - Green Vehicles Intent “To reduce pollution by promoting alternatives to conventionally fueled automobiles” Achieve • Preferred parking for 5% alternative fueled vehicles • Fueling stations for 2% alternative fueled vehicles where art meets engineering Beyond • How many of you drive an electric car? Overview Professional Categories Process Other
- 22. where art meets engineering SS – SUSTAINABLE SITES Overview Professional Categories Process Other
- 23. SS – SUSTAINABLE SITES SSc5 - Heat Island Reduction Intent “To minimize effect on microclimates and human and wildlife habitats by reduction heat islands.” Non Roof Area + Reflectance Roof + Vegetated Roof ≥ Total Site Paving + Total RA where art meets engineering Achieve • Roof and site equation: 0.5 0.75 0.75 or • 75% parking undercover Beyond • Would you use a vegetated roof for a garden? Overview Professional Categories Process Other
- 24. where art meets engineering WE – WATER EFFICIENCY Overview Professional Categories Process Other
- 25. WE – WATER EFFICIENCY Achieve • Reduce water consumption by at least 20% when compared to the minimum code building. • Specify lower flow rates for toilets, urinals, public and private lavatories, • Appliances & process loads must meet EPA and Energy Star Ratings. • Meet LEED Standards for processes such as heat rejection & cooling. where art meets engineering WEp1 Indoor Water use Reduction Intent “Reduce indoor water consumption” Kitchen faucets & showerheads. Beyond • Reduce water consumption by 30% or more. Overview Professional Categories Process Other
- 26. where art meets engineering WE – WATER EFFICIENCY WEp1 Water Use Reduction Dual Flush Single Flush Average gpf gpf gpf 1.6 0.9 1.25 40% less flow Standard Faucet non dual flush gpf 1.6 gpf = gallons per flush Overview Professional Categories Process Other
- 27. WE – WATER EFFICIENCY WEp2 Building Level Water Metering Intent “Support water management and identify opportunities for additional water savings by tracking water consumption.” Achieve • Install permanent meters to measure potable water use. • Commit to share with USGBC whole building water use data. where art meets engineering Beyond • Install sub-metering Overview Professional Categories Process Other
- 28. where art meets engineering EA – ENERGY & ATMOSPHERE Overview Professional Categories Process Other
- 29. EAp1 – Fundamental Commissioning and Verification Intent “To support the design, construction, and eventual operation of a project that meet the owners project requirements for energy, water, indoor environmental quality, and durability.” where art meets engineering EA – ENERGY & ATMOSPHERE Achieve • Owner Project Requirement • Basis of Design Beyond • Enhanced commissioning (Cx) Overview Professional Categories Process Other
- 30. EAc2 – Optimize Energy Performance Intent “To achieve increasing levels of energy performance beyond the prerequisite standard to reduce environmental and economic harms associated with excessive energy use.” • Measured a percent improvement by performing an energy model between the proposed design and the minimum code building where art meets engineering EA – ENERGY & ATMOSPHERE Achieve • Establish an energy performance target – Energy consumption cost per year – Energy usage index (EUI – Kbtu/ft ²yr.) Beyond • Maximum point opportunity Overview Professional Categories Process Other
- 31. where art meets engineering EA – ENERGY & ATMOSPHERE EAc2 – Optimize Energy performance Overview Professional Categories Process Other
- 32. where art meets engineering MR – MATERIALS RESOURCES Overview Professional Categories Process Other
- 33. where art meets engineering MR – MATERIALS RESOURCES PR – Storage and Collection of Recyclables Intent “To reduce the waste that is generated by building occupants and hauled to and disposed of in landfills.” Achieve • Dedicated recycling areas. • Must include: paper, cardboard, glass, plastic, and metal. • Recycle two out of the following: – Batteries – Mercury – containing lamps – Electronic waste Beyond • Where do you take compact fluorescent lights (CFL’s)? Overview Professional Categories Process Other
- 34. where art meets engineering MR – MATERIALS RESOURCES PR – Storage and Collection of Recyclables • search.Earth911.com • Waste collection agencies • Local retailers – ACE – IKEA – Home Depot – Batteries Plus • Mail-back service – Think green – Ecolights • Some states don’t allow CFLs in landfills Overview Professional Categories Process Other
- 35. MR – MATERIALS RESOURCES MRc1 – Building Life-cycle Impact Reduction Intent “To encourage adaptive reuse and optimize the environmental performance of products and materials.” where art meets engineering Achieve • Options: – Historic building reuse – Renovation of abandoned building – Building and material reuse – Whole building life-cycle assessment Overview Professional Categories Process Other
- 36. IEQ – INDOOR ENVIRONMENTAL QUALITY where art meets engineering Overview Professional Categories Process Other
- 37. IEQ – INDOOR ENVIRONMENTAL QUALITY where art meets engineering IEQc5 - Thermal Comfort Intent “To promote occupants’ productivity, comfort, and well-being by providing quality thermal comfort.” Achieve • Meet American National Standard Institute/American Society of Heating Refrigeration Air-conditioning Engineering (ANSI/ASHRAE) Standard 55-2010 Thermal Comfort Conditions for Human Occupancy or • Meet International Standard Organization (ISO) 7730-2005=Ergonomics of the Thermal Environment and CEN Standard EN 1525-2007 Indoor Environmental Input Parameters for Design and Assessment of Energy Performance of Buildings. Beyond • Hot or cold? Overview Professional Categories Process Other
- 38. IEQ – INDOOR ENVIRONMENTAL QUALITY where art meets engineering IEQc6 – Interior Lighting Intent “To promote occupants’ productivity, comfort, and well-being by providing high-quality lighting.” Achieve Comply with one of the following: • Control – 90 % lighting control of individual spaces with 3 levels of control (on, off, mid level) – All multi occupant spaces must have multizone controls • Quality – Choose 4 of the listed options • Color Rendering Index (CRI) of 80+ • Limit direct lighting • Use reflective furniture Beyond • How often would you use a midlevel control? Overview Professional Categories Process Other
- 39. where art meets engineering ID – INNOVATION IN DESIGN Overview Professional Categories Process Other
- 40. where art meets engineering ID – INNOVATION IN DESIGN IDc1 - Innovation Intent “To encourage projects to achieve exceptional or innovative performance.” Achieve • Achieve significant, measurable environment performance using a strategy not in the LEED system. Beyond • For example: low mercury lamps used to be in this category, and now have been moved to materials and resources. Overview Professional Categories Process Other
- 41. where art meets engineering RP – REGIONAL PRIORITY Overview Professional Categories Process Other
- 42. where art meets engineering RP – REGIONAL PRIORITY RPc1 - Zipcode Based Intent “To provide an incentive for the achievement of credits that address geographically specific environmental, social equity, and public health priorities.” Overview Professional Categories Process Other Achieve Earn up to 4 of the 6 credits found on USGBC website based on zip code. Abundance Abundance Abundance Scarcity
- 43. where art meets engineering LEED CERTIFICATION PROCESS/ LEVELS
- 44. LEED - CERTIFICATION PROCESS where art meets engineering 1 RATING SYSTEM Overview Professional Categories Process Other 2 REGISTRATION USGBC 3 SUBMITTAL PROCESS 4 REVIEW 5 CERTIFY Integrative process LEED online /USGBC Templates
- 45. where art meets engineering LEED – CERTIFICATION LEVELS Certified 40 – 49 Points Silver 50 – 59 Points Gold 60 – 79 Points Platinum 80 + Points Overview Professional Categories Process Other
- 46. where art meets engineering OTHER – RATING SYSTEMS • Green Globes – Online Building management tool – Maximum points is 1,000 – Award level 1,2 ,3 or 4 globes. • Energy Star Building – EPA Environmental Protection Agency – Maximum number of points is 100 – Earn an Energy Star • Envision TM Sustainable Infrastructure Rating Systems – 5 categories – Holistic approach to design Overview Professional Categories Process Other
- 47. • Whole Building Design (WBDG) • EPA Portfolio Manager • National Renewable Energy Laboratory (NREL) • Carbon Neutral Curriculum • ASHRAE 189.1 Standard for the Design of High-Performance Green Building Except Low-Rise Residential Buildings where art meets engineering OTHER - GREEN RESOURCES • Architecture 2030 Challenge • Green Star Overview Professional Categories Process Other
- 48. ASHRAE American Society of Heating , Refrigerating, Air-Conditioning Engineers BTU British Thermal Units CFL Compact Fluorescent Lights CRI Color rendering Index MEP Cx Commissioning Agent EPA US Environmental Protection Agency EUI Energy Usage Index (Kbtu/ft² yr.) GBC Green Building Council HVAC Heating, Ventilation and Air-Conditioning IAQ Indoor Air Quality ISO International Standardization Organization K 1000 Btu LEED Leading in Energy and Environmental Design MEP Mechanical, Electrical and Plumbing NC+D New Construction and Design O&M Operations and Maintenance SRI Solar reflective Index USGBC United States Green Building Council GC Green Construction OPR Owner Project Requirements BOD Basis of Design where art meets engineering ACRONYMS Overview Professional Categories Process Other
- 49. ASHRAE. American Society if Heating, Refrigerating and Air-Conditioning Engineers. www.ashrae.org/ EPA. US Environmental Protection Agency. www.epa.gov/ USGBC. United States green Building Council. www.usgbc.org LEED V4. Leading in Energy and Environmental Design. www.usgbc.org/leed/v4 NREL. National Energy Renewable Laboratory. www.nrel.gov WBDG. Whole Building Design Guide. www.wbdg.org LEED Manual V4. Publications and resources. Leadership in Energy and Environmental Design. Reference Guide for Building Design and Construction. Edition 2013. EIA. US Energy Information Administration. www.eia.gov McGraw Hill Construction. World Green Trends. Business Benefits Driving New and Retrofit Market Opportunities in Over 60 Countries. www.worldgbc.org/files/8613/6295/6420/World_Green_Building_Trends_SmartMarket_ Report_2013.pdf where art meets engineering REFERENCES Overview Professional Categories Process Other
- 50. Answers where art meets engineering Questions
- 51. Laura Geiger, LEED AP BD+C Electrical Designer laurag@ccrd.com where art meets engineering THANK YOU Paulina Diaz, PE Mechanical Engineer paulinad@ccrd.com