US Bridges

FM 160th ST over Bear Creek

Fair

Delaware County, Iowa · 089030203 · Structure no. 000000000141271

Built
1994
31 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
462
2022 count
Owner
County
County Highway Agency

About this bridge

FM 160th ST over Bear Creek is a concrete continuous slab carrying FM 160th ST over Bear Creek in Delaware County, Iowa. It was built in 1994, so it is 31 years old, younger 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 462 vehicles a day, roughly 16% of them trucks, projected to reach 462 by 2044. The structure is 103 ft (31.4 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 160th ST
CrossesBear Creek
Location089030203
RouteCounty Highway 0
StateIowa
Coordinates42.55814, -91.16963
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating88.6 US tons
Inventory rating53.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span37 ft (11.3 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic462 (2022)
Projected traffic462 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 160th ST over Bear Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is FM 160th ST over Bear 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 October 2024.

How much traffic does FM 160th ST over Bear Creek carry?

About 462 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is FM 160th ST over Bear Creek?

The structure is 103 ft (31.4 m) long with a longest span of 37 ft (11.3 m) and a deck 32 ft wide.

Who owns FM 160th ST over Bear Creek?

It is owned by the County Highway Agency.