13 bridges with vertical clearance data on SR-4 in Maryland. Lowest: 129.9ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 129.9ft | Md 4 Eb | Race Track Rd | 0.37 Mile South Of Md 717 | 1960 | Map |
| 129.9ft | Md 4 Wb | Race Track Rd | 0.37 Mile South Of Md 717 | 1960 | Map |
| 149.9ft | Md 4 Ebr | Us 301 | 0.65 Mile South Of Md 717 | 1959 | Map |
| 149.9ft | Md 4 Wb | Us 301 | 0.65 Mile South Of Md 717 | 1959 | Map |
| 160.1ft | Md 4 Ebr | Md 717 | 0.65 Mile North Of Us 301 | 1959 | Map |
| 160.1ft | Md 4 Wbr | Md 717 | 0.65 Mile North Of Us 301 | 1959 | Map |
| 160.1ft | Md 4 Nb | Md 980D | 1.52 Miles N Of Md 717 | 1959 | Map |
| 169.9ft | Md 4 Ramp '5' | Md 4 | 0.12 M S Of Aa/Cal Line | 2003 | Map |
| 169.9ft | Md 4 Nb | Md 223 | 1.37 Miles S Of Md 4Pb | 2014 | Map |
| 169.9ft | Md 4 Sb | Md 223 | 1.37 Miles S Of Md 4Pb | 2014 | Map |
| 190.0ft | Md 4 | Patuxent River & Town Cr | On St Marys Co Line | 1977 | Map |
| 230.0ft | Md 4 Eb | Csx Transportation | 0.21 Mile North Of Us 301 | 1959 | Map |
| 230.0ft | Md 4 Wb | Csx Transportation | 0.21 Mile North Of Us 301 | 1959 | Map |