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National Institute of Building Sciences International Alliance for Interoperability Deke Smith, Executive Director February 25, 2008 User Tools and BIM Case Studies
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Simple Message BIM is the tool buildingSMART is the approach Build building electronically before you build it physically Collect information once and re-use throughout the facility lifecycle Cut out non-value added effort (waste)
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Simple Message buildingSMART will: –Deliver a facility sooner –A lower cost higher quality facility –With few or no change orders –Delver a more energy efficient facility –Deliver a more sustainable facility –Deliver a more environmentally friendly facility
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Agenda Last Month – BIM 101 Tonight – buildingSMART Case Studies –National BIM Standard –Construction Operations Building Information Exchange (COBIE) –Specifiers Property Sets –Sample Projects –BIMStorm Los Angles
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Standards: NBIMS V1 P1 Delivered Dec 27, 2007 International Core National Specific –OmniClass Information Exchange Concepts Standard Development Process Information Assurance Capability Maturity Model References and Appendices Over 30 contributors
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BIM Capability Maturity Model – A Self Assessment 1.Data Richness – How complete is the model? 2.Life-cycle Views – How many phases are included? 3.Roles Or Disciplines – How many players? 4.Business process – Are business processes defined? 5.Change Management – Is change management process in place? 6.Timeliness/ Response – How long does it take you to respond to RFI’s or Change Orders? 7.Delivery Method – Is it single platform or SOA and web? 8.Graphical Information – Are you using 3D models? 9.Spatial Capability – Is it tied to geospatial or spatially aware? 10.Information Accuracy – Do you use information assurance for input and output? 11.Interoperability/ IFC Support – Do you use IFC’s as a primary tool?
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Business Process Change: Requirements Definition Vendor delivered product National BIM Standard Requirements Definition International Open Standards Based Technology Ifc, IDM, ERM, MDV, and IFD Library OGC Testbed Precast
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2D Architectural Façade - contract drawings 2D Precast fabrication; Façades - & piece marks Shop Drawing coordination Sketch layout of façades without drawing individual panels; connections not fixed Re-drawn as assembly drawings; each piece then drawn from assembly, defining connections, embeds, pass- thrus, reinforcing Coordinate multiple drawing sets; management production on paper-based tracking Assembly model with all piece marks identified; parts defined to reflect fabrication practices Refine assembly model; pieces modeled in relation to assembly model, with connections, embeds, pass-thrus, reinforcing All pieces in 3D make conflict checking simple, largely automated; materials, production tracked from assembly/erection model Current Practice Production Floor Management 3D Architectural Façade - contract model 3D Precast Façade - generate piece marks Shop Model coordination Production Floor Management New Practice Measuring Return on Investment
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Workflow Challenges - Integration Workflow – Architectural Precast – Georgia Tech
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Labor hours comparison Total hours reported by Arkansas Precast: 830 + 440 = 1,270 hours According to PCI Journal benchmark (Sacks et al. 2005) medium-sized architectural projects consume 37.5 hr/1000sq.ft. This façade is 35,000 sq.ft. → 1,312 hours. Sacks, R., Eastman, C. M., Lee, G., and Orndorff, D. (2005). "A Target Benchmark of the Impact of Three- dimensional Parametric Modeling in Precast Construction." Journal of the Precast/Prestressed Concrete Institute, 50(4), 126-139. ProfessionActivity2D CAD3D BIMProductivity gain Precaster Drafting 83035058% Design 440 Measuring Return on Investment
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Business Process Change: AECOO Testbed Green Buildings Energy Analysis Energy Code Compliance Checking Costing AECOO Testbed
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Business Process Change: COBIE Business Process Change: COBIE Construction Operations Building Information Exchange Conception & Definition Phases Identify items from the specifications that will require warranty information Procurement & Execution Phases Collect information as items are ordered and delivered such as who is warranting, when the warranty starts, how long is the warranty period, what preventive maintenance is required to keep the warranty in force Utilization & Closure Phases Read the information collected directly into your CMMS software to ensure that the warranties are supported COBIE will demonstrate the flow of information through the phases of a facility something that is not yet happening yet Is critical to realize the total potential ROI
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Business Process Change: Work Orders Maintain COBIE Close Work Order When Model is Updated Analysis Product Selection Ordering & Invoicing
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Business Process Change: Coordinating Object Definitions ISO/PAS 16739 (Industry Foundation Class) ISO 15926 (Process Industry)
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Business Process Change: Specifiers Property Sets Specifiers Property Sets –June 08 Posting to WBDG –Candidate standard for NBIMS V1 P2 –Focus on items in spec not product –Manufacturers will provide objects with information specified in property sets Photo courtesy of Turner Construction Co.
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Turning Waste into Value Collaborative Design / Conflict Elimination –Eliminate RFI’s –Reduce change orders Code Compliance Checking –Access, Life safety, Energy, Environmental Value Engineering –Evaluating alternative methods of providing same or better functionality –Improving functionality of process or people – 3.8% pays for facility Reducing Energy Usage / Operating Cost –Energy analysis and investigations of alternatives –Daylighting analysis
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Turning Waste Into Value Reducing Sustainability Costs –Lifecycle Costing/Reserve Study Improving Environmental Stewardship –Zero Carbon analysis –Construction and facility waste reduction and re-use –Alternative positioning and site design analysis Quality Analysis –Wind flow, External pressures, snow drifting –Acoustic analysis Visualization –Customer and constructability experiential opportunities
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Building Virtually First – True As-Built Courtesy Benjamin D. Hall Interdisciplinary Research Building
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Progression of Visualization From Cadalyst Magazine “BIM and Visualization, Part 2 (1-2- 3 Revit Tutorial)” Aug 1, 2007 By: Rick Rundell, AIA, Some graphics by Autodesk Revit and RTKL, permission provided. Photorealistic images in 3ds Max
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Daniel Libeskind’s Denver Art Museum STUDIO DANIEL LIBESKIND/DAVIS PARTNERSHIP ARUP M.A. MORTENSON STRUCTURAL CONSULTANTS, INC. DOWCO MILE HI DETAILERS ZIMMERMAN METALS Slide courtesy of C. Eastman Case Study
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Daniel Libeskind’s Denver Art Museum Slide courtesy of C. Eastman Case Study Contrary to the belief of some BIM does not stifle creativity… …in fact it enables it.
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Daniel Libeskind’s Denver Art Museum Slide courtesy of C. Eastman A Visual Reason For BIM 3D 2D Visualization with Conflict Analysis Reality
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Daniel Libeskind’s Denver Art Museum Slide courtesy of C. Eastman Case Studies – Conflict Analysis Visualization during design and construction Better integration of systems and conflict analysis
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General Motors Flint Engine Plant addition 3D modeling used to design plant in the computer, then to fabricate, computer model was forced to be the as-built model Culture Change at GM – Save 25% Slide courtesy of C. Eastman
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Workflow Challenges – Design and Construction Preliminary Design Model Preliminary Design Model APPROVED Working Design Model Working Design Model ARCH SIMSPEC STRU GC PWR FAB CIVIL ELEC MECH ARCH COST SAFE SUP OPER CONSTRUCT Delivered Model Delivered Model ARCH IOC FR OPER Owner After All Clashes Have Been Resolved Lock the Model and Build It
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Business Needs - Improved Product Design Design GC Bids GCConstructionField Changes ReviewsAwd 18 3 42554 Conventional Design/Bid/Build (80+ weeks, 60 Weeks if fast tracked) 1248 1 Design Field Changes Construction Conventional Design/Build (60+ weeks, 50 Weeks if fast tracked) 3D Collaborative Design/Build (48 weeks, 38 Weeks if fast tracked) Design Construction Field Changes 10-12 38 0 General Motors Flint Engine 500,000 SF Plant addition
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Multiple Types of Analysis from the Same Model Global V6 engine plant for General Motors – Flint, MI (Courtesy: GHAFARI Associates)
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Lean Construction Institute “The process brought contractors in during the design phase which enabled collaborative building information modeling. That allowed the team to solve conflicts before construction….Further the mechanical, electrical, plumbing, and fire protection trades reported only 43 hours of re-work out of 2,500 hours of work. There were no requests for information or change orders from interferences between 3D modeled systems.” Engineering News Record November 26, 2007 Sutter Health
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BIM: Business Process Change Merging Integrated Project Delivery, Lean Construction and Building Information Modeling
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Case Study Charlestown Casino & Slots Parking Garage
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Four Case Studies Featured firms are leveraging BIM to:Featured firms are leveraging BIM to: –enhance delivery and value of their core expertise –streamline their workflow –improve communication with clients, consultants, contractors –broaden the services they offer to clients –increase net revenue per employee and P/E ratio Range of services to which BIM is being applied:Range of services to which BIM is being applied: –detailed feasibility studies (pre-design) –programming and planning (pre-design) –early cost estimating, value engineering (design development) –historic preservation (pre-design through construction) Summary Findings:
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Case Study: BIM in support of feasibility studies Proposed Project ScopeProposed Project Scope Support Program Development Study for: –proposed U.S. cabinet department headquarters facility –160-acre urban campus – former St. Elizabeth's Hospital –61 existing buildings, nearly all historic –12 proposed new buildings –4 new parking garages Goal: provide sufficiently reliable construction cost information and support documentation for Congressional funding authorization request OLBN Architectural Services, Inc.
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Case Study: BIM in support of feasibility studies Take into account:Take into account: –clients’ program requirements –federal historic preservation standards –current building codes, including seismic codes –LEED standards –security requirements –structural integrity of existing structures –blast resistance requirements –progressive collapse analysis –sufficiently reliable documentation to support Congressional funding authorization request OLBN Architectural Services, Inc.
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Case Study: BIM in support of feasibility studies Prepare detailed cost estimates (to the dollar) for three alternatives:Prepare detailed cost estimates (to the dollar) for three alternatives: –restoration of existing structures to federal historic preservation standards –gut rehab –blended solutions (exterior preservation, interior rehab) Project schedule:Project schedule: –six weeks for construction cost estimate task order OLBN Architectural Services, Inc.
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Case Study: BIM in support of feasibility studies How Did They Do It?How Did They Do It? –leveraged proprietary project management skills to assemble and lead expert team that included AEC Infosystems –used GSA-provided BIM models of existing buildings created by others from point-cloud 3D laser scanning data –added detailed building component information to BIM models of existing buildings –prepared schematic design drawings from BIM model of restoration or renovation of existing buildings –provided detailed design and construction schematic drawings to engineering and cost estimating consultants OLBN Architectural Services, Inc.
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Case Study: BIM in support of feasibility studies Exceeding Client ExpectationsExceeding Client Expectations –provided detailed visualizations of design alternatives, giving graphical expression to construction cost estimates. OLBN Architectural Services, Inc.
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Case Study: BIM in support of programming & planning Leveraged planning knowledge and expertise to:Leveraged planning knowledge and expertise to: –develop Web-based tools for real-time project programming and planning to meet specific client needs –move the benefits of BIM forward to pre-design phases –enable “multiple points of entry” for BIM data, including but not limited to geometry –allow users, project team members to view and manipulate BIM data in format that is most familiar and useful to them, with minimal skill –move from a service to a product business model (Onuma Planning System™) Onuma, Inc.
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Case Study: BIM in support of programming & planning Onuma, Inc.
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Case Study: BIM in support of programming & planning Onuma, Inc.
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Case Study: BIM in design development cost analysis “ Constructable visualization” in design development phase FOX Architects
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Case Study: BIM in design development cost analysis “ Constructable visualization” in design development phase FOX Architects
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Case Study: BIM in design development cost analysis “ Constructable visualization” in design development phase FOX Architects
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Case Study: BIM in support of historic preservation 3D laser scan of existing historic theatre Martinez & Johnson Architects
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Case Study: BIM in support of historic preservation Construction drawings developed from BIM model from scan data Martinez & Johnson Architects
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Case Study: BIM in support of historic preservation Finished result: the renovated theatre Martinez & Johnson Architects
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Four Case Studies –all are relatively small firms (OLBN, Onuma have fewer than 10 employees) –all are realizing tangible gains in productivity, team communication, and quality of service –none are waiting for the rest of the industry to jump on the BIM bandwagon; all are finding ways to exploit BIM now –all are leveraging BIM to enhance the value of their services and extend the range of their core competencies, not just BIMming for BIM’s sake –all have a strategy for defining business goals and implementing BIM for business reasons What do these four firms have in common?
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Building Information Modeling Opportunities Courtesy Prof. Ezio Arlati, Politecnico Di Milano – Architecture Preservation Architectural Heritage Conservation Palazzo Dugnani, Sala del Tiepolo Detailed Energy Simulation
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Case Study – Energy Analysis Energy Simulation of interoperable models by Energy Plus Courtesy Prof. Ezio Arlati, Politecnico Di Milano
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Case Studies – Existing Facility Management Copyright Sydney Opera House. Courtesy Utzon Architects/Johnson Pilton Walker (Architects in collaboration), ARUP Sectional View of Sydney Opera House
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BIMStorm LA –January 31, 2008
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The BIMStorm Site - 1200 Buildings
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Panorama of the BIMStorm LA Site
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BIMStorm™ LA
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Tower Interiors
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24 Hours of BIMStorm
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Wind Flow and Force Analysis
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Wind Flow at Ground Level
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Impact of Solar Radiation on Surrounding Buildings
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Daylighting Penetration Study
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Information Dissemination Press, Conferences, Webinars and other methods Press, Conferences, Webinars and other methods
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Why Join the Alliance? Participate in projects defining the future Leverage your implementation cost Reduce risk and time in implementation Learn from others successes and failures Obtain the latest practice information Attain a greater understanding of BIM Understand what is possible and what is not Don’t re-invent the wheel Identify others using BIM Lead don’t follow © M.A. Mortenson Company
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How to join the Alliance? 1.Visit www.buildingsmartalliance.org 2.Apply on-line or contact: Deke Smith – dsmith@nibs.org (202) 289-7800 or Peter Smeallie - smeallie@verizon.net
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Questions? Deke Smith dsmith@nibs.ordsmith@nibs.org (202) 289-7800
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Thank You Deke Smith dsmith@nibs.ordsmith@nibs.org (202) 289-7800
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