| Acronym |
Definition |
| SAFETEA | Safe, Accountable, Flexible, & Efficient Transportation Equity Act of 2003 |
| SAJH | San Juan Island National Historical Park |
| SBA | Small Business Administration |
| SCDOT | South Carolina Department of Transportation |
| SCEP | Student Career Experience Program |
| SCR | Special Contract Requirements |
| SDDOT | South Dakota Department of Transportation |
| SEE | Team Social, Economic & Environmental Team |
| SEEI | Social, Economic & Environmental Impact |
| SHD | State Highway Department |
| SHPO | State Historic Preservation Officer |
| SHPO | State Historic Preservation Office |
| SIC | Standard Industrial Classification |
| SMCD | Small Business Competitiveness Demonstration |
| SO | State Office |
| SOW | Scope of Work |
| SOW | Statement of Work |
| SPA124 | Stream Protection Act |
| SPAT | Service-Wide Project Assessment Team |
| SR | State Route |
| STA | State Transportation Agency |
| STEP | Student Temporary Experience Program |
| STIP | State Transportation Improvement Plan |
| SWPPP | Storm Water Pollution Prevention Plan |
