US 61 N over Big CR

Fair Condition65 years old23,419 vehicles/day

Location

StateMissouri
CountySt. Charles
LocationS 28 T 48 N R 1 E
CarriesUS 61 N
CrossesBig CR
Coordinates38.88799, -90.91867

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length322.2 ft (98.2 m)
Max Span80.1 ft (24.4 m)
Deck Width32.8 ft (10 m)
Deck Area982 sq m
Main Spans5
Year Built1961

Traffic

Avg Daily Traffic23,419 (2024)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number697

Nearby Bridges