US Bridges

FM 110 Ave over Prairie Creek

Fair

Delaware County, Iowa · 089062906 · Structure no. 000000000362566

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
206
2022 count
Owner
County
County Highway Agency

About this bridge

FM 110 Ave over Prairie Creek is a concrete continuous slab carrying FM 110 Ave over Prairie Creek in Delaware County, Iowa. It was built in 1986, so it is 39 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 206 vehicles a day, roughly 25% of them trucks, projected to reach 206 by 2044. The structure is 128 ft (39 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFM 110 Ave
CrossesPrairie Creek
Location089062906
RouteCounty Highway 0
CountyDelaware County
StateIowa
Coordinates42.48391, -91.58831
Functional classRural Minor 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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length128 ft (39 m)
Longest span49 ft (14.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic206 (2022)
Projected traffic206 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 110 Ave over Prairie Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is FM 110 Ave over Prairie 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 April 2024.

How much traffic does FM 110 Ave over Prairie Creek carry?

About 206 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is FM 110 Ave over Prairie Creek?

The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.

Who owns FM 110 Ave over Prairie Creek?

It is owned by the County Highway Agency.