National Academies Press: OpenBook

Information Technology for Efficient Project Delivery (2008)

Chapter: Glossary of Terms, Abbreviations, and Acronyms

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Page 40
Suggested Citation:"Glossary of Terms, Abbreviations, and Acronyms." National Academies of Sciences, Engineering, and Medicine. 2008. Information Technology for Efficient Project Delivery. Washington, DC: The National Academies Press. doi: 10.17226/14213.
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Page 40

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41 GLOSSARY OF TERMS, ABBREVIATIONS, AND ACRONYMS 2D: Involving two dimensions, x, y (length, width). 3D: Involving three dimensions, x, y, z (length, width, depth). 4D: Involving 3D model plus construction project scheduling. 5D: Involving 3D model plus construction project estimate. 6D: Involving 3D model plus work progress data (as-built). Consultant contract selection process: Flowchart mechanism explaining the contract selection process. CORS (Continuously Operating Reference Stations): Net- work of global positioning system (GPS) carrier phase and code range measurements in support of 3D positioning activities throughout the United States and its territories. Datasets: Collections of related digital data used in a Trans- portation Information Model (TIM). DOT: Department of transportation. DTM: Digital terrain model. eMARS (Enhanced Management Administrative Account- ing Reporting System): Software application created and utilized by the Kentucky Transportation Cabinet. Field contacts: Flowchart explaining all the departments of a construction firm. GIS: Geographical information system. GPS: Geographical positioning system. GUI (graphical user interface): Computer screen used to nav- igate through and control software applications. IDEF0 (Integrated Definition 0): Work process flowcharting method. Metadata: Descriptive data about sets of data, used to facili- tate the understanding, use, and management of the data. Ontology: Data model that represents a set of concepts within a domain and the relationships between those concepts. It is used to reason about the objects within that domain. PEDDS (Professional’s Electronic Data Delivery System): Software application developed by Florida DOT and used to sign and seal engineering documents stored electronically. Schema: A schematic diagram, typically hierarchical, which represent the elements or attributes of a system. Smart jobsite: Construction sites enabled with wireless net- worked hardware and software so as to have real-time access and contribution to TIM data. TIM (Transportation Information Model): A multidimen- sional model of a specific transportation project informa- tion that encapsulates, shares, and archives information throughout the project life cycle. TIMS (Technical Information Management System): Docu- ment management system developed by TIMS3 used by Florida DOT. XML (Extensible Markup Language) Schema: A way to define the structure, content and, to some extent, the semantics of XML documents.

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TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 385: Information Technology for Efficient Project Delivery explores "best practices" for the seamless sharing of information throughout all phases of the project delivery process.

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