Atlantic Intracoastal Waterway · AI-11
Great Bridge Guard Lock
Wait-time history, barge traffic and lock information for Great Bridge Guard Lock on the Atlantic Intracoastal Waterway. Includes data coverage and source definitions.
- Waterway
- Atlantic Intracoastal Waterway
- Location
- Chesapeake, VA
- River mile
- 12.2
- Chamber length (ft)
- 600.0
- Chamber width (ft)
- 72.0
- Opened
- 1932.0
Recorded traffic and wait times
| Lock | Waterway | Lockages | Barges | Median commercial wait |
|---|---|---|---|---|
| Great Bridge Guard Lock (AI-11) | Atlantic Intracoastal Waterway | 262 | 45 | 0.07 h |
90th-percentile commercial wait: 0.08 hours. Commercial lockages recorded: 40.
Recorded arrivals: 2026-09-04T16:03 to 2026-10-01T16:51 (EST, as reported).
No live status available for this lock.
Page data built 2026-10-05T14:21:30Z. Wait means arrival to start of lockage. Recent completed passages may understate delays while other tows remain waiting. See definitions and limitations.