US Bridges

FM over S. Bear Creek

Good

Winneshiek County, Iowa · 100073404 · Structure no. 000000000349326

Built
1975
50 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
236
2022 count
Owner
County
County Highway Agency

About this bridge

FM over S. Bear Creek is a concrete continuous slab carrying FM over S. Bear Creek in Winneshiek County, Iowa. It was built in 1975, so it is 50 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 236 vehicles a day, roughly 7% of them trucks, projected to reach 236 by 2043. The structure is 103 ft (31.4 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM
CrossesS. Bear Creek
Location100073404
RouteCounty Highway 0
StateIowa
Coordinates43.44077, -91.66955
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.5 US tons
Inventory rating33.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span39 ft (11.9 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic236 (2022)
Projected traffic236 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over S. Bear Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is FM over S. Bear Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does FM over S. Bear Creek carry?

About 236 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is FM over S. Bear Creek?

The structure is 103 ft (31.4 m) long with a longest span of 39 ft (11.9 m) and a deck 36 ft wide.

Who owns FM over S. Bear Creek?

It is owned by the County Highway Agency.