19 bridges with vertical clearance data on US-68 in Kentucky. Lowest: 150.9ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 150.9ft | U.S. 68 | Ky-453 | 3.0 Ml East Of Ky Lake Br | 2009 | Map |
| 157.5ft | Us 68 Nc | I-24 | Wbl 1 Mi S Of Jct Us 62 | 1971 | Map |
| 157.5ft | Us-68 | I-24 | Ebl 1 Mi S Of Jct Us 62 | 1971 | Map |
| 161.7ft | Us-68 | Pennyrile Parkway | .4 Mi Ne Of Jct Us 41 | 1968 | Map |
| 163.7ft | Us-68 | Cumberland Parkway | U.S. 68 Over 9008 Parkway | 1973 | Map |
| 168.0ft | Us 68 | Ky 9 | 3.87 Mi S Of Jct Ky 8 | 2012 | Map |
| 169.9ft | U.S. 68 | Ky-453 | 3.0 Mi East Of Ky Lake Br | 2009 | Map |
| 171.6ft | Us-68 | Cumberland Parkway | .3 Mi S Of Jct Ky-1243 | 2014 | Map |
| 180.1ft | Us-68 | Cumberland Parkway | .5 Mi W Of Jct Ky 685 | 1973 | Map |
| 220.1ft | Us-68 | Csx Railroad | 2.2 Mi E Us 31W | 1992 | Map |
| 223.1ft | Us-68X | Rjc Railroad | .2 Mi E Of Jct Ky 1039 | 1964 | Map |
| 225.7ft | Us-68X | Rjc Railroad | .3 Mi West Of Jct Ky 2146 | 1936 | Map |
| 228.3ft | U.S. 68/80 | Tenn.River/Ky Lake | Across Ky Lake | 2016 | Map |
| 228.3ft | Us 68 | Cumberland River | Us 68 / Cumberland River | 2018 | Map |
| 246.1ft | Us-68 Bypass | Over Cr-1302 | 1.31 Mi S Of Jct. Ky 9 | 2012 | Map |
| 255.6ft | Us 68 | Seaboard Railroad | 0.29 Mi. E. Of West Main | 2002 | Map |
| 266.7ft | Us-68 | Ohio River | 3.8 Mi N Of Aa Hwy (Ky 9) | 2000 | Map |
| 279.5ft | Us 68 | Seaboard Railroad | 0.29 Mi. E. Of West Main | 2002 | Map |
| 990.2ft | U.S. 68 | Landers Creek | 2.6 Mi W Of Jct Ky 243 | 2012 | Map |