© 2007 Farnsworth Group, Inc.
Commissioning LEEDCommissioning LEED®® Projects Projects
Presented by:Presented by:
Lance Stewart, PE, CxA, LEEDLance Stewart, PE, CxA, LEED®® AP AP
Roger Johnson, CMC, CMGB, SCARoger Johnson, CMC, CMGB, SCA
Understanding the Commissioning Process for Building Owners & Design Professionals
October 14, 2008
© 2007 Farnsworth Group, Inc.
What is Commissioning?
Commissioning Team
What is LEED®?
Commissioning for LEED®
Successful LEED® Projects
Wall of Shame
Cost of Commissioning
AGENDA
© 2007 Farnsworth Group, Inc.
What is Commissioning?What is Commissioning?
Simple DefinitionSimple Definition::An Owner’s An Owner’s quality-based processquality-based processdeveloped from developed from industry bestindustry bestpracticepractice to verify the owner receives to verify the owner receivesat the END OF A PROJECT at the END OF A PROJECT what they stated they wanted in thewhat they stated they wanted in theBEGINNING OF THE PROJECTBEGINNING OF THE PROJECT
© 2007 Farnsworth Group, Inc.
History & Development of Cx:History & Development of Cx:The Naval Commissioning ProcessThe Naval Commissioning Process
USS Alabama (BB-60)USS Alabama (BB-60)
Launched: February 16, 1942
Commissioned: August 16, 1942
Note 6 months to commission!
© 2007 Farnsworth Group, Inc.
Keys to Success: Starting EarlyKeys to Success: Starting EarlyProject Schedule vs. Potential SavingsProject Schedule vs. Potential Savings
Design Construction O &M
Potential Savings
Cost to Fix
Non-Commissioned Project Timeline
Concept
© 2007 Farnsworth Group, Inc.
Commissioning Team MembersCommissioning Team Members
OwnerOwner
Owner’s O & M StaffOwner’s O & M Staff
End User / Building OccupantEnd User / Building Occupant
Commissioning AgentCommissioning Agent
Design TeamDesign Team
Construction TeamConstruction Team
Medical Center of the Rockies, Loveland, Colorado
© 2007 Farnsworth Group, Inc.
Cx Team - DesignCx Team - Design
ArchitectArchitect
Civil (site) EngineerCivil (site) Engineer
Mechanical EngineerMechanical Engineer
Plumbing EngineerPlumbing Engineer
Electrical EngineerElectrical Engineer
Communications (tele/com) EngineerCommunications (tele/com) Engineer
© 2007 Farnsworth Group, Inc.
Cx Team - ConstructionCx Team - Construction
General Contractor/Construction ManagerGeneral Contractor/Construction Manager– Site/Civil Site/Civil – HVACHVAC– PlumbingPlumbing– Fire ProtectionFire Protection– ElectricalElectrical– Tel/ComTel/Com– TAB AgencyTAB Agency– Controls ContractorControls Contractor
WYARNG Army Aviation Support Facility
© 2007 Farnsworth Group, Inc.
Brief LEED Overview Brief LEED Overview
LEEDLEED®® (Leadership in Energy and Environmental (Leadership in Energy and Environmental Design) Green Building Rating System developed Design) Green Building Rating System developed by the US Green Building Council (USGBC)by the US Green Building Council (USGBC)
Point-based system with four award levels:Point-based system with four award levels:Platinum (52 or more of 69 total)Platinum (52 or more of 69 total)Gold (39 to 51 of 69 total)Gold (39 to 51 of 69 total)Silver (33 to 38 of 69 total)Silver (33 to 38 of 69 total)Certified (26 to 32 of 69 total)Certified (26 to 32 of 69 total)
Five Focus Areas:Five Focus Areas:Sustainable SitesSustainable SitesWater EfficiencyWater EfficiencyEnergy & Atmosphere (Energy & Atmosphere (Fundamental Cx or Enhanced CxFundamental Cx or Enhanced Cx))Materials & ResourcesMaterials & ResourcesIndoor Environmental QualityIndoor Environmental Quality
© 2007 Farnsworth Group, Inc.
Key Commissioning TasksKey Commissioning TasksLEEDLEED®® Fundamental Commissioning Fundamental Commissioning
– Owner’s Project Requirements (OPR) Owner’s Project Requirements (OPR) – Basis of Design (BoD) or Design Intent Document (DID)Basis of Design (BoD) or Design Intent Document (DID)– Design Documents Cx RequirementsDesign Documents Cx Requirements– Commissioning Plan (CxPlan)Commissioning Plan (CxPlan)– Construction ChecklistsConstruction Checklists– Site Visit ReviewsSite Visit Reviews– Cx Issues LogsCx Issues Logs– Cx Functional Performance TestingCx Functional Performance Testing
LEEDLEED®® Enhanced Commissioning Enhanced Commissioning– Design ReviewsDesign Reviews– Submittal ReviewsSubmittal Reviews– Cx Training ProgramsCx Training Programs– Systems ManualSystems Manual– Warranty ReviewWarranty Review UCSF 17C, San Francisco, CA
© 2007 Farnsworth Group, Inc.
Pros/Cons of Fundamental CxPros/Cons of Fundamental Cx
PRO: Lower up-front investmentPRO: Lower up-front investment
PRO: Improved system performance, PRO: Improved system performance, documentation, trainingdocumentation, training
CON: Minimum benefits from CxCON: Minimum benefits from Cx
CON(?): May identify costly reworkCON(?): May identify costly rework
© 2007 Farnsworth Group, Inc.
Pros/Cons of Enhanced CxPros/Cons of Enhanced Cx
PRO: Improved system performance, PRO: Improved system performance, documentation, trainingdocumentation, training
PRO: Maximum benefits from CxPRO: Maximum benefits from Cx
PRO: May prevent costly rework PRO: May prevent costly rework (design & submittal reviews)(design & submittal reviews)
CON: Higher up-front costCON: Higher up-front cost
© 2007 Farnsworth Group, Inc.
Integrated Systems Shutdown FPTIntegrated Systems Shutdown FPTItem Responsibility Functional test Elapsed
Time Accepted? If No, Explain
Main Circuit Breakers
E1 KE/ Russelectric
Verify operation of accessories such as the engine heaters, battery chargers, remote annunciator, etc that normally function during standby mode.
0:00 YES
E2 Siemens/HPE Verify the radiator room damper shall open on low temp signal from the wall mounted sensor.
0:10 YES
E3 MHN/Siemens/HPE
Adjust the low temperature set point and verify the radiator room damper opens.
0:12 YES
E4 KE/MHN ANNOUNCE THAT POWER WILL BE INTERRUPTED. MHN will de-energize main service entrance switchgear by opening main circuit breakers P-MDC and HB-MDC. Verify generator sequence begins.
0:15 YES
E5 KE Record generator start-up time. 0:16 YES 4 seconds Generator failed to start properly. PLC1 failed and PLC2 during start up. Battery for PLCS could not carry load. Generator batteries did not have adequate capacity to carry load and start generators.
E6 KE Verify the time for the first ATS (Life Safety and Critical) to switch to the hot bus. (10 seconds)
0:16
YES 7-8 seconds
E61 KE/ Russelectric
Disconnect battery chargers and verify alarm to the SCADA.
5:50 NO Currently not monitored. Working with Cummins to correct.
© 2007 Farnsworth Group, Inc.
Boulder Community Foothills HospitalBoulder Community Foothills Hospital
First LEEDFirst LEED®® certified certified Hospital in the USHospital in the USLEEDLEED®® Silver SilverOperable windows allow Operable windows allow patients control of their patients control of their environmentsenvironmentsUse of low-VOC Use of low-VOC productsproductsEnergy efficient central Energy efficient central plantplantBuilding energy Building energy systems commissioningsystems commissioning
Location: Boulder, Colorado
© 2007 Farnsworth Group, Inc.
Citizenship & Immigration Services (CIS)Citizenship & Immigration Services (CIS)
LEEDLEED®® Silver Silver
More than 30% water More than 30% water conservedconserved
Recycled 86% of Recycled 86% of construction wasteconstruction waste
Over 40% local, regional materials
Views for over 90% of spaces
Location: Lincoln, Nebraska
© 2007 Farnsworth Group, Inc.
Children’s Discovery MuseumChildren’s Discovery Museum
LEEDLEED®® Silver Silver
First project completed First project completed under Town of Normal under Town of Normal LEEDLEED®® initiative initiative
New building designed New building designed to blend into old to blend into old downtowndowntown
Large percentage of Large percentage of recycled materialrecycled material
Building energy Building energy systems commissioningsystems commissioning
Location: Normal, Illinois
© 2007 Farnsworth Group, Inc.
Wisconsin Department of Natural ResourcesWisconsin Department of Natural Resources
LEEDLEED®® Gold Gold
Rapidly renewable materials & FSC certified woodRapidly renewable materials & FSC certified wood
60% below ASHRAE 90.160% below ASHRAE 90.1
Building energy systems commissioningBuilding energy systems commissioning
Recycled 85% construction wasteRecycled 85% construction waste
Location: Green Bay, Wisconsin
© 2007 Farnsworth Group, Inc.
Student Recreation Center, UCCSStudent Recreation Center, UCCS
Pilot LEEDPilot LEED®® project for UCCS project for UCCS
Focus on local and recycled materialsFocus on local and recycled materials
Pool system designed for later retrofit for solar hot waterPool system designed for later retrofit for solar hot water
Public education to be incorporatedPublic education to be incorporated
Daylighting controls & views of Front Range from workout Daylighting controls & views of Front Range from workout areasareas
Location: Colorado Springs, Colorado
© 2007 Farnsworth Group, Inc.
45 Eureka Street, Tenant Improvements45 Eureka Street, Tenant Improvements
LEEDLEED®® Gold Gold
Water fountain powered Water fountain powered by solar powerby solar power
Extensive daylighting Extensive daylighting and controlsand controls
PV panels supply on-PV panels supply on-site renewably site renewably generated powergenerated power
Building energy Building energy systems commissioningsystems commissioning
Location: Pasadena, California
© 2007 Farnsworth Group, Inc.
Aquarium of the PacificAquarium of the Pacific
LEEDLEED®® Platinum Platinum
Exemplary performance Exemplary performance on energy savings & on-on energy savings & on-site renewable energy site renewable energy through the use of PV through the use of PV panelspanels
Green roof with grey Green roof with grey water irrigation systemwater irrigation system
Building energy Building energy systems commissioningsystems commissioning
Location: Long Beach, California
© 2007 Farnsworth Group, Inc.
Chicago Police Station, 22Chicago Police Station, 22ndnd District District
LEEDLEED®® Silver Silver
No potable water use for No potable water use for irrigationirrigation
Numerous options for Numerous options for alternative transportationalternative transportation
Low VOC interior finishesLow VOC interior finishes
Green housekeeping Green housekeeping programprogram
Exemplary performance Exemplary performance in local and recycled in local and recycled materialsmaterials
Location: Chicago, Illinois
© 2007 Farnsworth Group, Inc.
CSU Water Treatment LaboratoryCSU Water Treatment Laboratory
LEEDLEED®® Silver Silver
First laboratory in First laboratory in Colorado to achieve Colorado to achieve LEEDLEED®® certification certification
30% energy savings 30% energy savings over ASHRAE 90.1over ASHRAE 90.1
Fume hood Fume hood commissioningcommissioning
Adhered to Labs 21 Adhered to Labs 21 criteriacriteria
Location: Colorado Springs, Colorado
© 2007 Farnsworth Group, Inc.
Argonne National LaboratoryArgonne National Laboratory
LEEDLEED®® Silver Silver
First Department of First Department of Energy LEEDEnergy LEED®® certified certified buildingbuilding
Heat island reductionHeat island reduction
Daylighting and controlsDaylighting and controls
Recycled materialsRecycled materials
Low VOC interior Low VOC interior finishesfinishes
Building energy Building energy systems commissioningsystems commissioningLocation: Argonne, Illinois
© 2007 Farnsworth Group, Inc.
Newport News Federal CourthouseNewport News Federal Courthouse
Pursuing LEEDPursuing LEED®® CertificationCertification
Improved IAQ through Improved IAQ through low VOC products and low VOC products and proper ventilationproper ventilation
Focus on recycled and Focus on recycled and local productslocal products
Building energy Building energy systems commissioningsystems commissioning
IAQ management IAQ management during constructionduring construction
Location: Newport News, Virginia
© 2007 Farnsworth Group, Inc.
CIS Denver District OfficeCIS Denver District Office
Hybrid geothermal Hybrid geothermal system to provide system to provide redundancyredundancyEntirely pre-cast Entirely pre-cast structurestructureViews for 90% of Views for 90% of spacesspacesDaylighting controlsDaylighting controlsEmployee recreation Employee recreation area to promote health area to promote health & productivity& productivityFocus on local, regional Focus on local, regional materialmaterialBuilding energy Building energy systems commissioningsystems commissioning
Location: Centennial, Colorado
© 2007 Farnsworth Group, Inc.
WYARNG, AASFWYARNG, AASF
Ground Source Heat Pump Ground Source Heat Pump Geo-Exchange SystemGeo-Exchange System
Total Building CxTotal Building Cx
98,000 sf Helicopter 98,000 sf Helicopter Maintenance FacilityMaintenance Facility
First LEEDFirst LEED®® Project for Project for WYARNGWYARNG
Full-Time On Site CxFull-Time On Site Cx
Location: F.E. Warren AFB, Cheyenne, WY
© 2007 Farnsworth Group, Inc.
WYARNG, JFRCWYARNG, JFRC
Horizontal Ground Horizontal Ground Source Heat Pump Geo-Source Heat Pump Geo-Exchange SystemExchange System
Total Building CxTotal Building Cx
145,000 sf. Joint Forces 145,000 sf. Joint Forces Readiness Center, Readiness Center, Headquarters BuildingHeadquarters Building
Full-Time On Site CxFull-Time On Site Cx
Location: F.E. Warren AFB, Cheyenne, WY
© 2007 Farnsworth Group, Inc.
Fort Macon Visitor’s CenterFort Macon Visitor’s Center
Educates visitors on Educates visitors on conserving coastal conserving coastal environmentenvironmentNative plants needing Native plants needing no irrigation systemno irrigation systemMinimizing impact of Minimizing impact of construction on construction on surrounding areasurrounding areaUse of local and Use of local and recycled materialsrecycled materialsEnergy-efficient Energy-efficient mechanical and lighting mechanical and lighting systemssystems
Location: Atlantic Beach, North Carolina
© 2007 Farnsworth Group, Inc.
Right vs. WrongRight vs. Wrong
Missing Valves
Missing Unions
Missing Insulation
© 2007 Farnsworth Group, Inc.
Cost of CommissioningCost of Commissioning
Commissioned Systems Approximate Cx Cost
HVAC and Control Systems 2.0 - 3.0% of mechanical
Electrical Systems 1.0 – 2.0% of electrical
HVAC, Control & Light Electrical 0.5 – 1.5% of construction
Factors Affecting Cx Costs:• Size of Project• Type of Project• Complexity of Project• Level of Service Owner Wants or Needs• Systems to be Commissioned• Duration of Commissioning Engagement• LEED® Fundamental and Enhanced
© 2007 Farnsworth Group, Inc.
Questions & AnswersQuestions & AnswersLance A. Stewart, PE, CxA, LEED® AP8055 E. Tufts Ave, Suite 850, Denver, CO 80237
Phone: 303-692-8838Fax: 303-692-0470
Email: [email protected]
Roger Johnson, CMC, CMGB, SCA8055 E. Tufts Ave, Suite 850, Denver, CO 80237
Phone: 303-692-8838Fax: 303-692-0470
Email: [email protected]