Low clearance bridges in Suffolk County, New York
22 spots where an interstate or US highway in Suffolk County has less than 16 ft of clearance, lowest first. The lowest is 14 ft 4 in on I-495, 6 mi W Junction I-495 & SH 112. 10 are under 15 ft.
Posted signs and your permit come first. These are the clearances New York reported to the federal National Bridge Inventory in 2025. Repaving, snow and new work can lower them.
| Clearance | Where | Highway |
|---|---|---|
| 14 ft 4 in | Under Ronkonkoma Avenue · 6 mi W Junction I-495 & SH 112 · Map | I-495 |
| 14 ft 4 in | Under Waverly Avenue · 2.6 mi W Junction I-495 & SH112 · Map | I-495 |
| 14 ft 6 in | Under Washington Avenue · 3.3 mi W Junction SH454 & I-495 · Map | I-495 |
| 14 ft 6 in | Under Hawkins Avenue · 5.8 mi W Junction I-495 & SH112 · Map | I-495 |
| 14 ft 7 in | Under Halsey Manor Road · 1 mi E of Exit 70 - I-495 · Map | I-495 |
| 14 ft 9 in | Under Yaphank Avenue · 4.1 mi E Junction SH112 & I-495 · Map | I-495 |
| 14 ft 9 in | Under Wading River Road · 8.8 mi E Junction SH112 & I-495 · Map | I-495 |
| 14 ft 9 in | Under Ryerson Avenue · 9.5 mi E RTS 112+495 · Map | I-495 |
| 14 ft 11 in | Under Rte 25 · Junction I-495 & SH 25 · Map | I-495 |
| 14 ft 11 in | Under Horse Block Road · 1.1 mi E RTS 112+495 · Map | I-495 |
| 15 ft 1 in | Under Pinelawn Road · .5 mi E Rte 495+RTE 110 · Map | I-495 |
| 15 ft 1 in | Under Bellport Avenue · 2 mi E RTS 112+495 · Map | I-495 |
| 15 ft 1 in | Under Weeks Avenue · 7.3 mi E RTS 112+495 · Map | I-495 |
| 15 ft 3 in | Under Carlls Strgt PATH · 1.2 mi E Junction RTS 231+495 · Map | I-495 |
| 15 ft 3 in | Under Long Island Motor · 2.5 mi W Junction SH454 & I-495 · Map | I-495 |
| 15 ft 3 in | Under Old Nichols Road · 2.1 km E Junction RTS 454+495 · Map | I-495 |
| 15 ft 5 in | Under Rte 110 · Junction I-495 & SH 110 · Map | I-495 |
| 15 ft 5 in | Under Walt Whitman Road · .3 mi W I-495+RTE 110 · Map | I-495 |
| 15 ft 5 in | Under Bagatelle Road · 1.7 mi W Junction RTS 231+495 · Map | I-495 |
| 15 ft 5 in | Under Motor Parkway HP · .4 mi W Junction RTS 454+495 · Map | I-495 |
| 15 ft 5 in | Under County Route 111 · Exit 70 of I-495 · Map | I-495 |
| 15 ft 7 in | Under Lincoln Boulevard · .7 mi W Junction SH 454 & I-495 · Map | I-495 |