158th St. over Helmer Creek

Good Condition38 years old49 vehicles/day

Location

StateIowa
CountyJones
Location085042003
Carries158th St.
CrossesHelmer Creek
Coordinates42.16172, -91.34232

Condition Ratings

Overall ConditionGood
Channel/Waterway8 (Very Good)
Culvert7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length38.1 ft (11.6 m)
Max Span12.1 ft (3.7 m)
Deck Area91.6 sq m
Main Spans3
Year Built1988

Traffic

Avg Daily Traffic49 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2020
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000208561

Nearby Bridges

Fremont Rd. over Helmer Creek 0.5 mi Fair Freemont Rd. over Helmer Creek 0.7 mi Fair Old Cass Rd. over Helmer Creek 1.3 mi Fair Old Cass Rd. over Small Creek 1.3 mi Fair Fremont Rd. over Buffalo Creek 1.4 mi Good Anderson RD over Buffalo Creek 1.5 mi Fair County RD X-31 over Sams Creek 1.9 mi Fair 158th St. over Sams Creek 2.0 mi Fair Frozen Hill RD over Buffalo Creek 2.3 mi Fair 180th ST over Small Stream 2.4 mi Fair