US Bridges

FM over Mcelhaney Creek

Fair

Woodbury County, Iowa · 089430502 · Structure no. 000000000354737

Built
1973
52 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
748
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Mcelhaney Creek is a concrete continuous culvert carrying FM over Mcelhaney Creek in Woodbury County, Iowa. It was built in 1973, so it is 52 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 748 vehicles a day, roughly 15% of them trucks, projected to reach 748 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM
CrossesMcelhaney Creek
Location089430502
RouteCounty Highway 0
StateIowa
Coordinates42.54955, -95.95779
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.1 US tons
Inventory rating56.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic748 (2022)
Projected traffic748 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Mcelhaney Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is FM over Mcelhaney Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does FM over Mcelhaney Creek carry?

About 748 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is FM over Mcelhaney Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns FM over Mcelhaney Creek?

It is owned by the County Highway Agency.