421st Avenue over Creek

Fair Condition55 years old35 vehicles/day

Location

StateSouth Dakota
CountyMarshall
Location3.7s & 2w Of Britton
Carries421st Avenue
CrossesCreek
Coordinates45.73909, -97.79239

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway6 (Satisfactory)
Scour CriticalUnknown

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length24.9 ft (7.6 m)
Max Span23.0 ft (7 m)
Deck Width25.6 ft (7.8 m)
Deck Area59.3 sq m
Main Spans1
Year Built1971

Traffic

Avg Daily Traffic35 (2022)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000046090137

Nearby Bridges