Mo 109 S over Mo 100

Good Condition52 years old21,668 vehicles/day

Location

StateMissouri
CountySt. Louis
LocationS 2 T 44 N R 3 E
CarriesMo 109 S
CrossesMo 100
Coordinates38.58423, -90.64268

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length250.0 ft (76.2 m)
Max Span86.0 ft (26.2 m)
Deck Width46.6 ft (14.2 m)
Deck Area1082.0 sq m
Main Spans4
Year Built1974 (reconstructed 2019)

Traffic

Avg Daily Traffic21,668 (2024)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number2387

Nearby Bridges