US Bridges

110th St. over Creek

Fair

Clinton County, Iowa · 083E31101 · Structure no. 000000000125040

Built
1921
104 years old, rebuilt 1999
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
51
2022 count
Owner
County
County Highway Agency

About this bridge

110th St. over Creek is a concrete slab carrying 110th St. over Creek in Clinton County, Iowa. It was built in 1921 and reconstructed in 1999, so it is 104 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 51 vehicles a day, projected to reach 51 by 2044. The structure is 32 ft (9.8 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries110th St.
CrossesCreek
Location083E31101
RouteCounty Highway 0
StateIowa
Coordinates42.01819, -90.58073
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating39.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2022)
Projected traffic51 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 110th St. over Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1999.

What condition is 110th St. over 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 January 2024.

How much traffic does 110th St. over Creek carry?

About 51 vehicles per day (2022 count).

How long is 110th St. over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 23 ft wide.

Who owns 110th St. over Creek?

It is owned by the County Highway Agency.