5 bridges with vertical clearance data on SR-291 in Pennsylvania. Lowest: 144.0ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 144.0ft | Industrial Avenue | Eddystone Avenue | Eddystone 3807 F04 | 1948 | Map |
| 148.3ft | Reloc;Lr 762 W.B. | Ramp A Eastbound | Nr.Hilton Comp. 3808 F01 | 1984 | Map |
| 149.9ft | Relocated Penrose | Ramp V Off To Platt Brdg | N.Platt Bridge 3699D08 | 1985 | Map |
| 158.5ft | Penrose Avenue | Schuylkill River & R.R. | George Platt Mem. 3699G07 | 1949 | Map |
| 210.0ft | Industrial Highway | Conrail;Little Crum Crk. | 1Mi.S.Phila.Airpt. 36A13 | 1948 | Map |