8 bridges with vertical clearance data on US-45A in Mississippi. Lowest: 160.8ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 160.8ft | Us 45A | Sr 41 | Us 45A Over Sr 41 | 1996 | Map |
| 160.8ft | Us 45A | Sr 41 | Us 45A Over Sr 41 | 1996 | Map |
| 182.4ft | Us 45A | Sr 25 | Us 45A Over Sr 25 | 1998 | Map |
| 182.4ft | Us 45A | Sr 25 | Us 45A Over Sr 25 | 1998 | Map |
| 231.3ft | Us 45A | Ksc Rr | 5.4 Mi N Monroe Cl | 1996 | Map |
| 238.5ft | Us 45A | Kcs Rr | 5.4 Mi N Monroe Cl | 1996 | Map |
| 246.4ft | Us 45A | Kcs Rr | 1.8 Mi N Noxubee Cl | 2007 | Map |
| 254.9ft | Us 45A | Kcs Rr | 1.8 Mi N Noxubee Cl | 2007 | Map |