3D Digital Models as Highway Construction Contract Documents (2022)

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76 Case Example Questions A P P E N D I X C NCHRP Synthesis Topic 52-14, “3D Digital Models as Highway Construction Contract Documents” Follow-up Zoom Interview Questions Questions for DOTs using 3D digital models as contract documents: General 1. Please describe your journey for using 3D digital models as contract documents (i.e., when did it start, what barriers did you encounter/how did you overcome them). Policies 2. When the 3D digital model is used as contract documents and a conflict arises, does the 3D model take precedence over the 2D drawings or written specifications? 3. Please elaborate on concerns or issues related to sealing and stamping 3D digital models. Process 4. Please elaborate on the risk mitigation strategies that your agency has in place for 3D modeling. 5. Please discuss outlays made by your agency to use 3D models in contracting. 6. Please discuss the effect of using contractual digital contract documents on construction bid prices. People 7. Please elaborate on the feedback received from contractors when 3D digital models are used as contract documents. Does the feedback vary between large and small contractors? Does the feedback change when 3D digital models are provided for information purposes only? 8. What training is provided to the design and construction staff in your agency to develop 3D digital models as contract documents? General 9. What suggestions do you have for lessons learned or best practices related to using 3D digital models as contract documents?

Case Example Questions 77   Questions for DOTs using 3D digital models for information purposes only: 1. Please describe your journey for using 3D digital models for Information Purposes Only (i.e., when did it start, what barriers did you encounter/how did you overcome them). 2. Please describe the biggest challenges for starting to use 3D digital models as contract documents. 3. Please discuss what could enable your agency to use 3D models as contract documents. 4. What training is needed for your design and construction staff to provide 3D digital models as contract documents?

Abbreviations and acronyms used without denitions in TRB publications: A4A Airlines for America AAAE American Association of Airport Executives AASHO American Association of State Highway Officials AASHTO American Association of State Highway and Transportation Officials ACI–NA Airports Council International–North America ACRP Airport Cooperative Research Program ADA Americans with Disabilities Act APTA American Public Transportation Association ASCE American Society of Civil Engineers ASME American Society of Mechanical Engineers ASTM American Society for Testing and Materials ATA American Trucking Associations CTAA Community Transportation Association of America CTBSSP Commercial Truck and Bus Safety Synthesis Program DHS Department of Homeland Security DOE Department of Energy EPA Environmental Protection Agency FAA Federal Aviation Administration FAST Fixing America’s Surface Transportation Act (2015) FHWA Federal Highway Administration FMCSA Federal Motor Carrier Safety Administration FRA Federal Railroad Administration FTA Federal Transit Administration GHSA Governors Highway Safety Association HMCRP Hazardous Materials Cooperative Research Program IEEE Institute of Electrical and Electronics Engineers ISTEA Intermodal Surface Transportation Efficiency Act of 1991 ITE Institute of Transportation Engineers MAP-21 Moving Ahead for Progress in the 21st Century Act (2012) NASA National Aeronautics and Space Administration NASAO National Association of State Aviation Officials NCFRP National Cooperative Freight Research Program NCHRP National Cooperative Highway Research Program NHTSA National Highway Traffic Safety Administration NTSB National Transportation Safety Board PHMSA Pipeline and Hazardous Materials Safety Administration RITA Research and Innovative Technology Administration SAE Society of Automotive Engineers SAFETEA-LU Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users (2005) TCRP Transit Cooperative Research Program TDC Transit Development Corporation TEA-21 Transportation Equity Act for the 21st Century (1998) TRB Transportation Research Board TSA Transportation Security Administration U.S. DOT United States Department of Transportation

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