430th over Shellrock River

Good Condition66 years old49 vehicles/day

Location

StateIowa
CountyWorth
Location099202201
Carries430th
CrossesShellrock River
Coordinates43.38597, -93.19690

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length169.0 ft (51.5 m)
Max Span56.1 ft (17.1 m)
Deck Width27.9 ft (8.5 m)
Deck Area437.8 sq m
Main Spans3
Year Built1960

Traffic

Avg Daily Traffic49 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000356090

Nearby Bridges

US 65 over Shellrock River 1.1 mi Good US 65 over Elk Creek 1.2 mi Good 430 TH over Stream 1.3 mi Fair 415th ST over Drainage Ditch 1.8 mi Good Nuthatch over Elk Creek 2.0 mi Fair 410th over Shellrock River 2.3 mi Fair 450th over Shellrock River 2.3 mi Good 450th over Stream 3.4 mi Poor 400th over Shellrock River 3.6 mi Good 4th ST over Drainage Ditch 3.7 mi Good