US 75 over Little Rock River

Fair Condition51 years old2,610 vehicles/day

Location

StateIowa
CountyLyon
Location0.4 Mi. S Of SR A44
CarriesUS 75
CrossesLittle Rock River
Coordinates43.27993, -96.17788

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway5 (Fair)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length277.9 ft (84.7 m)
Max Span91.9 ft (28 m)
Deck Width47.6 ft (14.5 m)
Deck Area1228.2 sq m
Main Spans3
Year Built1975

Traffic

Avg Daily Traffic2,610 (2022)
Truck Traffic24%
Lanes On Bridge2

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000034511

Nearby Bridges

Local Road over Little Rock River 0.4 mi Poor FM over Little Rock River 1.5 mi Poor Local over Little Rock River 1.5 mi Fair FM over Small Stream 1.6 mi Fair Local over Sm Stream 1.8 mi Good Harrison AVE over Burr Oak Creek 1.8 mi Good FM over Burr Oak Creek 2.4 mi Fair US 75 over Burr Oak Creek 2.4 mi Good FM over Little Rock River 2.5 mi Poor Local over Small Stream 2.5 mi Good