Low clearance bridges in Suffolk County, Massachusetts
38 spots where an interstate or US highway in Suffolk County has less than 16 ft of clearance, lowest first. The lowest is 14 ft 0 in on I-90, At Mile 132.9. 27 are under 15 ft.
Posted signs and your permit come first. These are the clearances Massachusetts reported to the federal National Bridge Inventory in 2025. Repaving, snow and new work can lower them.
| Clearance | Where | Highway |
|---|---|---|
| 14 ft 0 in | Under Highway Boylston Street · At Mile 132.9 · Map | I-90 |
| 14 ft 1 in | Under Highway Beacon Street · .1 mi. W.Brookline Avenue · Map | I-90 |
| 14 ft 1 in | Under Highway Market Street · At Mile 129.5 · Map | I-90 |
| 14 ft 2 in | Under Highway Tremont Street · At Mile 133.82 · Map | I-90 |
| 14 ft 2 in | Under Highway Arlington Street · At Mile 133.81 · Map | I-90 |
| 14 ft 2 in | Under Highway Berkeley Street · At Mile 133.7 · Map | I-90 |
| 14 ft 2 in | Under Highway Bowker Int · .2 mi S of St Rte 2A · Map | I-90 |
| 14 ft 2 in | Under Highway Harrison Avenue · At Mile 134.13 · Map | I-90 |
| 14 ft 2 in | Under Highway Washingtn Street · At Mile 134.0 · Map | I-90 |
| 14 ft 4 in | Under St 28 NB / Columbus · At Mile 133.62 · Map | I-90 |
| 14 ft 4 in | Under Highway Cambridge Street · 000065 Statutory · Map | I-90 |
| 14 ft 5 in | Over I-93 SB / RMP LT / Mil RV · I-93 / US 1 Interchange · Map | I-93 |
| 14 ft 5 in | Over Comb Millers River / Oth · I-93 / US 1 Interchange · Map | I-93 |
| 14 ft 5 in | Over Highway Broadway · .2 M N of I-90 EB · Map | I-93 |
| 14 ft 6 in | Under St 28 SB / Clarendon · .5 mi. S.Storrow Drive · Map | I-90 |
| 14 ft 6 in | Under St 9 Huntingtn Avenue · .1 mi. S.Pru. Center · Map | I-90 |
| 14 ft 6 in | Under Highway Brookline Avenue · At Mile 132.2 · Map | I-90 |
| 14 ft 6 in | Under Highway Shawmut Avenue · At Mile 133.98 · Map | I-90 |
| 14 ft 6 in | Under Highway St Marys Street · .4 mi. W.Sexway · Map | I-90 |
| 14 ft 7 in | Under Highway Mass Avenue · At Mile 132.8 · Map | I-90 |
| 14 ft 7 in | Over Comb Austin Street & Orng Lane · I-93 / US 1 Interchange · Map | I-93 |
| 14 ft 9 in | Under US 20 Comm Avenue / MBTA · .1 mi. S.Storrow Drive · Map | I-90 |
| 14 ft 9 in | Over I-93 SB BT 38-46 · .7 mi N of Junction US 1 & I-93 · Map | I-93 |
| 14 ft 9 in | Over TR Orange Line · .6 mi N of Junction I-93 & US 1 · Map | I-93 |
| 14 ft 10 in | Over TR Orange Line · .7 mi N of Junction I-93 & US 1 · Map | I-93 |
| 14 ft 11 in | Over Railroad BMRR · 0.24 mi S of Cambridge Street · Map | I-93 |
| 14 ft 11 in | Over US 1 NB / Big Mystic Lowr · Big Mystic Upper · Map | US-1 |
| 15 ft 1 in | Under Highway Dartmouth Street · At Mile 133.4 · Map | I-90 |
| 15 ft 1 in | Over Comb Cambrige & MBTA / BMRR · 1.2 mi N of Junction I-93 & US 1 · Map | I-93 |
| 15 ft 5 in | Over TR Orange Line · .5 mi N of Junction I-93 & US 1 · Map | I-93 |
| 15 ft 5 in | Over I-93 SB & Cmbrg & MBTA / BMRR · 1.1 mi N of Junction I-93 & US 1 · Map | I-93 |
| 15 ft 5 in | Over Water Charles River / Ramps · N of TD Garden · Map | I-93 |
| 15 ft 5 in | Over Highway Chelsea Local Stre · Chel Appr Low · Map | US-1 |
| 15 ft 8 in | Over I-93 SB BT 46 - 57 · .5 mi N of Junction I-93 & US 1 · Map | I-93 |
| 15 ft 9 in | Over Highway Frontage Road NB · Albany St and Frontage Road · Map | I-93 |
| 15 ft 9 in | Under US 1 SB / BS U11-32 · Tobin Bridge · Map | US-1 |
| 15 ft 9 in | Over Highway Chrltwn Local STS · Bos Appr Lower · Map | US-1 |
| 15 ft 10 in | Over US 1 NB / Lit Mystic Lowr · L Mystic UP · Map | US-1 |