Supplemental Specifications
| SS Index | Descriptions |
| SS-12001 (new) | Work on Railroad Right of Way (Burlington Northern and Santa Fe) |
| SS-12002 (new) | On-Call Contracting - Patching |
| SS-12003 (new) | Polymer-Modified Microsurfacing |
| SS-12004 (new) | Asphalt Emulsions Containing Gilsonite |