L3- L4 BIM Fundamentals and BIM Tech.pdf

PF3209 Building Information Modelling L3: BIM Fundamentals & BIM Technology Dr LIU Ziwen Senior Lecturer...

PF3209 Building Information Modelling L3: BIM Fundamentals & BIM Technology Dr LIU Ziwen Senior Lecturer Department of the Built Environment College of Design and Engineering E: [email protected] Location: SDE2-03-05 ©©Copyright CopyrightNational NationalUniversity UniversityofofSingapore. Singapore.All AllRights RightsReserved. Reserved. Agenda I. BIM Fundamentals II. BIM Technology III. Introduce Autodesk Revit user interface © Copyright National University of Singapore. All Rights Reserved.  BIM Fundamentals © Copyright National University of Singapore. All Rights Reserved.  What is BIM? BIM = Building Information Modeling BIM is a process From silo-based environment to collaborative and coordinated practice Data rich digital model Object-based relational database Intelligent objects © Copyright National University of Singapore. All Rights Reserved.  What is BIM? Virtual Building by Graphisoft Integrated Project Models by Bentley Systems Building Information Modeling by Autodesk Phil Bernstein of FAIA © Copyright National University of Singapore. All Rights Reserved.  What is BIM ? © Copyright National University of Singapore. All Rights Reserved. What is BIM? © Copyright National University of Singapore. All Rights Reserved. What is BIM? © Copyright National University of Singapore. All Rights Reserved. What is BIM? 3D BIM model As Constructed © Copyright National University of Singapore. All Rights Reserved. What is BIM? 3D BIM model As Constructed © Copyright National University of Singapore. All Rights Reserved. What is BIM? 3D BIM model As Constructed © Copyright National University of Singapore. All Rights Reserved. What is BIM? 3D BIM model As Constructed © Copyright National University of Singapore. All Rights Reserved. What is BIM? CAD BIM Approach is: Symbolic (2D) Virtual (3D) Work is done on: Drawings Models Changes are: Inflexible & Rigid Integrated & Interconnected Process is: Document driven Simulation/ Virtual Construction © Copyright National University of Singapore. All Rights Reserved. What is BIM? © Copyright National University of Singapore. All Rights Reserved.  Frank Gehry uses CATIA for his architecture creations (youtube.com) © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Architect Perspective Focus on design Precision of technology © Copyright National University of Singapore. All Rights Reserved. © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Engineer Perspective Clarify requirements Explore alternatives Powerful visual aids Richness of Information © Copyright National University of Singapore. All Rights Reserved. © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Engineer Perspective Virtual construction Resolve conflict, avoid rework Predictability of technology Up-to-date information © Copyright National University of Singapore. All Rights Reserved. © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Project Manager Perspective Integrated Solution Complex simulation Masdar HQ Masdar City, UAE © Copyright National University of Singapore. All Rights Reserved.  Value of BIM? Owner MORE INFORMED BETTER PERFORMING EFFICIENT HANDOVER DECISIONS BETTER BUILDING (DATA EXCHANGE FOR DESIGN QUALITY O/M) © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Architects Production of well-coordinated documentation Allows model checkers to assist with quality control Design Analysis (space, lighting, energy, etc) Study multiple design alternatives simultaneously within a single model © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Structural Engineers Production of well-coordinated documentation Integrated modeling, analysis and design can be achieved without splitting up the tasks Less costly clashes when examine structural elements and building services before the commencement of the construction © Copyright National University of Singapore. All Rights Reserved. Value of BIM? MEPEngineers Production of well-coordinated documentation Accurate bills of materials and cost reports, and schedules Clash detection if any items are crossing each other, such as piping and ductwork © Copyright National University of Singapore. All Rights Reserved. Value of BIM? Contractors © Copyright National University of Singapore. All Rights Reserved.  2D CAD, 3D CAD, and 3D BIM © Copyright National University of Singapore. All Rights Reserved.  2D Points, Lines, Hatches Advantage – Standardised – Dimensionable Disadvantage – Replicates manual drafting process – Ambiguity of design (requires interpretation) – Hard to coordinate among various trades – Conflicts detected at construction site, expensive to fix © Copyright National University of Singapore. All Rights Reserved. 2D Interpretation © Copyright National University of Singapore. All Rights Reserved.  3D Objects that are constructed on three planes (X, Y, and Z) Length x Width x Height No additional information attached to objects © Copyright National University of Singapore. All Rights Reserved.  3D BIM Intelligent attributes of all objects (named object) Additional information attached to objects Floor plans, sections, elevations, and details are derived from BIM model within the same software platform Model from different disciplines may be linked together to form a federated model © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM 2D CAD Manual Drafting © Copyright National University of Singapore. All Rights Reserved. 3D Models Evolution of BIM Line Based Drafting Object Based Drafting Parametric Modeling © Copyright National University of Singapore. All Rights Reserved.  Evolution of BIM BIM Coordination Room A dedicated room for BIM design review and clash detection/coordination meeting © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM Digital Fabrication © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM Digital Fabrication © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM 3D Imaging Technology (LiDar Scanner) – Capture As-Built condition (e.g. A&A project) – As QC tool (BIM Model vs Work-in-progress) © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM 3D Imaging Technology (LiDar Scanner) 41 © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM 3D Imaging Technology (LiDar Scanner) © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM 3D Imaging Technology (LiDar Scanner) 43 © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM Point Cloud to cityGML © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM BIM CAVE (Computer Aided Virtual Environment) © Copyright National University of Singapore. All Rights Reserved. Evolution of BIM BIM Augmented Reality © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process BIM Usage Design Stage Construction Modelling Construction Details Design Analysis or Coordination Simulation Construction Coordination Sequencing (4D) Documentation Quantity Take-Off Presentation and Cost Estimation (5D) © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Design Consultants Modelling Design Analysis or Simulation Coordination Documentation Presentation © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Creating a Toposurface Creating a Topographic Subregion Adding a Building Pad and Planting Components Using Massing Tools © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Creating a Toposurface Creating a Topographic Subregion Adding a Building Pad and Planting Components Using Massing Tools Creating Mass Study Analysis © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Creating a Toposurface Creating a Topographic Subregion Adding a Building Pad and Planting Components Using Massing Tools Creating Mass Study Analysis Creating a Perspective View © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Adding Basic Building Elements © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Design Analysis Adding Basic Building Elements Exporting to gbXML © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Design Analysis Adding Basic Building Elements Exporting to gbXML Performing Energy Analysis © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Collaboration Adding Basic Building Elements Exporting to gbXML Performing Energy Analysis Sharing with Structural and MEP for their Design and Model © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Adding Structural Columns, Walls, and Beams Adding Trusses © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Adding Structural Columns, Walls, and Beams Adding Trusses Adding Structural Slabs Adding Openings Adding Structural Foundations Adding Isolated Foundations Extending to the Roof Level © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Design Analysis Analysing the Project © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Design Analysis Analysing the Project Exporting to Analysis Tools © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Designing Mechanical Air System © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Designing Mechanical Air System Designing Electrical System © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Designing Mechanical Air System Designing Electrical System Designing Plumbing System © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Modelling Designing Mechanical Air System Designing Electrical System Designing Plumbing System Designing Fire Protection System © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Design Analysis Modelling Tools Designing Mechanical Air System (3D BIM) Designing Electrical System Designing Plumbing System Virtual Environment Computational Fluid Designing Fire Protection (Heat Load Calculation, Life cycle cost Dynamic (CFD, thermal Modelling) System Integrating with Analysis Tools © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Design Consultants Modelling Design Analysis or Simulation Coordination Documentation Presentation © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Coordination Merged Clash Detection Model © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Coordination The coordination with an automatic clash detection © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Design Consultants Modelling Visualization Design Analysis or Simulation Regulatory Submission Documentation Presentation © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Documentation Adding Views and Sheets Annotating, Dimensioning and Tagging © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Documentation Adding Views and Sheets Annotating, Dimensioning and Tagging Schedules © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Documentation Adding Views and Sheets Annotating, Dimensioning and Tagging Schedules Detailing © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Design Consultants Modelling Design Analysis or Simulation Coordination Documentation Presentation © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Presentation Rendering Exterior Rendering Interior © Copyright National University of Singapore. All Rights Reserved.  BIM for Consultants Presentation 84walkthrough.png Rendering Exterior Rendering Interior Walkthroughs © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Contractors Construction Details Coordination Construction Sequencing (4D) Quantity Take-Off and Cost Estimation (5D) © Copyright National University of Singapore. All Rights Reserved.  BIM for Contractors Construction Details © Copyright National University of Singapore. All Rights Reserved.  Typical BIM Process for Contractors Construction Details Coordination Construction Sequencing (4D) Quantity Take-Off and Cost Estimation (5D) © Copyright National University of Singapore. All Rights Reserved. 75  BIM for Contractors Coordination Electrical trade Fire Services trade Plumbing/ Drainage trade ACMV trade © Copyright National University of Singapore. All Rights Reserved. 76  Typical BIM Process for Contractors Construction Details Coordination Construction Sequencing (4D) Quantity Take-Off and Cost Estimation (5D) © Copyright National University of Singapore. All Rights Reserved. 77  BIM for Contractors 4D & 5D © Copyright National University of Singapore. All Rights Reserved. 78  BIM for FM Space Management, Maintenance, etc © Copyright National University of Singapore. All Rights Reserved. 79  BIM TECHNOLOGY © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ❑ Authoring tools ❑ Analysis tools ❑ Coordination tools ❑ Model review tools ❑ Model Quantity Takeoff tools ❑ File sharing tools ❑ Facility Management tools © Copyright National University of Singapore. All Rights Reserved. BIM◼TOOLS Authoring tools: ◼ Create the actual model ◼ Populate the model with data ◼ Users: designers, 2D to 3D conversion teams, subcontractors ◼ When: schematic design phase to construction documents © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Authoring tools examples (Structure) © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Authoring tools examples (MEP) © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Analysis tools: ◼ Analyse and predicting model behavior ◼ Validate model compliance with standards/codes ◼ Users: designers, consultants ◼ When: all phases © Copyright National University of Singapore. All Rights Reserved. 91 BIM TOOLS ◼ Coordination tools: ◼ Perform clash detection analysis ◼ Visualize the assembly of the building based on scheduling input ◼ Users: designers, general contractors/construction managers ◼ When: design phase to construction phase © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Model Review tools: ◼ Understand and evaluate model content ◼ Users: owners, designers, consultants ◼ When: schematic design phase to construction phase © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Model Quantity Takeoff tools: ◼ Extract quantities automatically the design files ◼ Users: designer, QS engineer ◼ When: schematic phase to construction phase © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ File Sharing tools: ◼ Archive files, view or review files ◼ Model transfer ◼ Users: all ◼ When: all phases © Copyright National University of Singapore. All Rights Reserved. BIM TOOLS ◼ Facility Management tools: ◼ Space management, strategic planning, asset management, facility maintenance, etc ◼ Users: owners, facility managers, operators ◼ When: after construction phase © Copyright National University of Singapore. All Rights Reserved. BIM FILE FORMAT ◼ Open file format: ◼ One tool does not fit all ◼ IFC (Industry Foundation Classes) ◼ Different software vendors ◼ Proprietary file formats: come with different file formats ◼ RVT (Revit) ◼ DGN (Bentley) ◼ Some considerations: ◼ PLN (ArchiCAD) ◼ Open or proprietary ◼ Compatible ◼ Lightweight file formats: applications ◼ DWF ◼ 3D PDF © Copyright National University of Singapore. All Rights Reserved. BIM WORLDWIDE © Copyright National University of Singapore. All Rights Reserved. BIM WORLDWIDE Commonalities in the Various National Initiatives: Set deadline for mandatory use of BIM implementing in stages based on project size and complexity Specify client’s requirement guidelines to define goals, work processes and expected output to guide the project team in collaborative manner. © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE © Copyright National University of Singapore. All Rights Reserved.  2016: Optimizing BIM in SINGAPORE BIM for Regulatory Processing 2015: 2nd BIM Roadmap 2010: 1st BIM Roadmap 2010: BIM e-Submission 2001: 2D Electronic submission 90s: Paper-based submission © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE Public sector taking the lead Lack of demand for BIM Regulatory Approvals Challenges Strategies Entrenched in the current 2D Removing impediments drafting practices Steep learning curve to build Building BIM capability & up BIM expertise capacity Lack of ready pool of skilled Incentivising BIM adopters BIM manpower © Copyright National University of Singapore. All Rights Reserved. 102 BIM in SINGAPORE 1st Advisory Notes (11 Aug 2011) To draw on collective effort of all Government Procurement Entities (GPEs) to work towards stipulating BIM for new public sector building projects with estimated contract value > $10 million 2nd advisory Note (June 2012) To provide clarity and certainty when stipulating BIM by referring to BIM Requirements & BIM Particular Conditions © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE 1st BIM Roadmap Key Achievements 102 GPE projects adopted BIM 181 projects (3,362,000 m2) met mandatory BIM e-submission req. $20 million committed to 707 firms with average of 21.5% efficiency gain 8000 professionals trained © Copyright National University of Singapore. All Rights Reserved. 2000 students trained before graduation BIM in SINGAPORE BIM Roadmap Key Achievements Singapore BIM Guide and Essential BIM Guides (7) BIM e-submission Guidelines and Software/Version-specific Template Guidelines (15) © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE Revise the current BIM e-submission guides and develop new guides BIM Guides for Land Surveying , Building Performance Analysis, and Construction Collaboration Code of Practice on BIM e-submission © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE Mandatory Architecture BIM e-Submissions for all new building projects > 20,000 m2 Mandatory Engineering BIM e-Submissions for all new building projects > 20,000 m2 Mandatory Architecture & Engineering BIM e-Submissions for all new building projects > 5,000 m2 © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE 25 JANUARY 2010 1 APRIL 2011 (BCA, URA, FSSD, CBPU, PUB, LTA, (FSSD, CBPU, PUB, IDA, NParks, HDB, JTC) (BCA) CITYGAS) © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE 2D → BIM Addendum BIM Payment Compensation © Copyright National University of Singapore. All Rights Reserved. BIM in SINGAPORE BIM Awareness Course for Senior Management BIM Certification Course for Managers Middle & Senior Management OJT & Project hand-holding Existing CAD Managers BIM Certification Courses for BIM Reviewer Courses Practitioners for Officers Existing Government Practitioners Officers BCAA & CCIT Overseas Students Firms & CCIT recruits IHLs & CCIT © Copyright National University of Singapore. All Rights Reserved. Software ATCs BIM in SINGAPORE BIM Awards (Project & Organisation Category) IHLs’ Mentorship by BIM Managers International IHLs BIM Competition IHLs BIM Shootout Government BIM Symposium International IHLs BIM Competition BIM Conference Buildsmart Magazine BIM@SG Website Site Visit & Presentation by Industry Mentor BIM Shoot Out © Copyright National University of Singapore. All Rights Reserved.  Thank You Dr LIU Ziwen Senior Lecturer Department of the Built Environment College of Design and Engineering E: [email protected] H: 87164444 Location: SDE2-03-05 © Copyright National University of Singapore. All Rights Reserved.