41.82000000, -87.76500000
Fixed bridgeRailroad bridge
WaterwayChicago Sanitary & Ship Canal
Route SegmentIllinois / Chicago
Route VariantInland Rivers / Chicago or Cal-Sag
State / ProvinceIL
Nearest CityChicago
Mile MarkerRM 312.3
Bridge TypeFixed railroad
Source Confidencemedium
What Boaters Should Know
B&O Chicago Terminal Railroad Bridge on Chicago Sanitary & Ship Canalnear Chicago, IL; closed clearance about 19.5 ft. Critical low fixed bridge.
Clearance And Opening Details
Vertical Clearance Closed19.50 ft
Vertical Clearance OpenNot verified
Horizontal Clearance133.70 ft
VHF ChannelNot verified
PhoneNot verified
Last Verified2026-06-08
Verify against current water level / bridge gauge before transit.
Opening / Contact Notes
- Opening Schedule
- Fixed.
- Operator / Contact
- Not verified
Navigation And Regulatory Notes
- Air Draft Notes
- Closed/air-draft clearance: 19.5 ft. Datum/reference: Low Operating Level / Flat Pool; NGVD 1929. Clearance band: Route-limiting / Critical
- Navigation Notes
- Fixed. Important if transiting this channel; below 20 ft. Closed/air-draft clearance: 19.5 ft. Datum/reference: Low Operating Level / Flat Pool; NGVD 1929. Clearance band: Route-limiting / Critical Fixed.
- Regulatory Notes
- Fixed. Important if transiting this channel; below 20 ft.
Planning Considerations
Confirm your vessel air draft, current water levels, bridge signage, official charts, bridge schedules, Local Notices to Mariners, and any VHF or phone procedures before approaching this bridge. If the bridge is movable, build extra time into your route plan for opening windows, traffic, restrictions, weather, and communication delays.