6 bridges with vertical clearance data on 678 in New York. Lowest: 144.7ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 144.7ft | Rte 678 | Van Wyck Expressway Ramp | Jfk Int Airport | 1989 | Map |
| 145.7ft | Rte 678 | South Federal Cir | At Kennedy Int'L Airport | 1946 | Map |
| 147.3ft | Rte 678 | North Federal Cl | At Kennedy Int'L Airport | 1946 | Map |
| 147.6ft | Rte I678 | Rte 907M, Rte 907M, Rte | Jct Gcp+I678 | 1963 | Map |
| 153.2ft | Rte 678 | Jictce, Jfk Expressway R | Jfk Int Airport | 1989 | Map |
| 154.9ft | Rte I678 | 25A (Eb) U-Turn, Flushin | Jct I495 + I678 | 1963 | Map |