Appendix A - Definitions, Acronyms, and Abbreviations
The following table provides the definitions of all terms, acronyms, and abbreviations used in this document.
| Term | Definition |
|---|---|
| AMS | American Meteorological Society |
| CCTV | Closed Circuit Television |
| ConOps | Concept of Operations |
| DMS | Dynamic Message Sign |
| DOT | Department of Transportation |
| DTN | Data Transmission Network |
| ESS | Environmental Sensor Station |
| FHWA | Federal Highway Administration |
| HAZMAT | Hazardous Materials |
| MARC | Mid-America Regional Council |
| MDSS | Maintenance Decision Support System |
| MoDOT | Missouri Department of Transportation |
| NDFD | National Digital Forecast Database |
| NHI | National Highway Institute |
| NOAA | National Oceanic and Atmospheric Administration |
| NWS | National Weather Service |
| RWIS | Road Weather Information System |
| SRS | System Requirements Specification |
| SysAD | System Architectural Description |
| TIC | Transportation Information Center |
| TMC | Transportation Management Center |
| TOC | Transportation Operations Center |
| U.S. DOT | United States Department of Transportation |
| WRS | Weather Response System |
ROEMER ALFELOR
Publication Number: FHWA-HOP-07-067
EDL Number: 14338
Department of Transportation
Office of Operations Room 3408
400 Seventh St SW
Washington, DC 20950
