| ACHP | Advisory Council on Historic Preservation |
| ADA | Americans with Disabilities Act |
| APE | area of potential effects |
| CDOT | Colorado Department of Transportation |
| CEQ | Council on Environmental Quality |
| DOT | department of transportation |
| EA | environmental assessment |
| EIS | Environmental Impact Statement |
| FHWA-OK | FHWA Oklahoma Division |
| FPO | federal preservation officer |
| GDOT | Georgia Department of Transportation |
| GWMP | George Washington Memorial Parkway |
| ITD | Idaho Transportation Department |
| LOD | limits of disturbance |
| LPA | local public agency |
| MDOT | Maryland Department of Transportation |
| NAAQS | National Ambient Air Quality Standards |
| NATHPO | National Association of Tribal Historic Preservation Officers |
| NCDOT | North Carolina Department of Transportation |
| NEPA | National Environmental Policy Act |
| NHDOT | New Hampshire Department of Transportation |
| NHL | National Historic Landmark |
| NHO | Native Hawaiian Organization |
| NHPA | National Historic Preservation Act |
| NHS | National Historic Site |
| NPS | National Park Service |
| ODOT | Ohio Department of Transportation |
| OLE | Office of Location and Environment |
| PA | programmatic agreement |
| PennDOT | Pennsylvania Department of Transportation |
| PPV | peak particle velocity |
| PSP/JSP | project special provisions/job special provisions |
| ROW | right-of-way |
| SHPO | State Historic Preservation Office/Officer |
| SOI | U.S. Secretary of the Interior |
| TCP | traditional cultural property |
| THPO | tribal historic preservation officer |
| TSMO | Transportation Systems Management and Operations |
| TxDOT | Texas Department of Transportation |
| USACE | U.S. Army Corps of Engineers |
| VDHR | Virginia Department of Historic Resources |
| VDOT | Virginia Department of Transportation |
| WisDOT | Wisconsin Department of Transportation |
| WSDOT | Washington State Department of Transportation |