Glossary
| SIB | Road information database |
| SMA | Chipping-mastic asphalt |
| SRM | Stuttgart friction measurer |
| STLK | Standard performance catalogue for road and bridge construction |
| StVG | Road traffic law |
| StVO | Road traffic ordinance |
| StVZO | Road traffic registration ordinance |
| SWIS | Road condition and weather information system |