5 bridges with vertical clearance data on US-91 in Idaho. Lowest: 164.4ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 164.4ft | Us 91 | I 15 Nb-Sb;Virginia Ic | 5.5 N. Downey | 1971 | Map |
| 167.7ft | Us 91 Sbl | I 86 Eb-Wb; Chubbuck Ic | In Chubbuck | 2013 | Map |
| 173.9ft | Us 91 Nbl | I 86 Eb-Wb; Chubbuck Ic | In Chubbuck | 2013 | Map |
| 236.5ft | Us 91 | Uprr;Redrock Overpass | 6.7 S. Downey | 1995 | Map |
| 239.8ft | Us 91 ;Quinn Rd. | Uprr;Quinn Road Op | In Pocatello;Quinn Road | 1986 | Map |