9 bridges with vertical clearance data on SR-68 in Tennessee. Lowest: 157.8ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 157.8ft | Fap 68 | Sr 40 | .3 Mi South Of Ducktown | 1966 | Map |
| 159.8ft | Fap 68 | I75 | Near Mcminn Co Line | 1970 | Map |
| 160.8ft | Fap 68 | I75 | Near Mcminn Co Line | 1970 | Map |
| 169.9ft | Sr 68 | Tennessee River | On Watts Bar Dam | 1956 | Map |
| 194.9ft | Fap 68 | Sr 40 | .3 Mi.South Of Ducktown | 1966 | Map |
| 225.7ft | Fap 68 347812S | Csx Railroad | Near Madisonville | 1970 | Map |
| 232.6ft | Fap 68 | Sou. Rr & Sweetwater Cr | Just E. Of Sr 2 | 1977 | Map |
| 259.8ft | Fap 68 347962A | Csx Railroad | In Farner | 2008 | Map |
| 321.5ft | Fap 68 | Sr 68 / Sr 29 & Sou Rr | In Spring City | 1989 | Map |