US Bridges

Local Road over Pony Creek

Fair

Pottawattamie County, Iowa · 074431202 · Structure no. 000000000284881

Built
1998
27 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
229
2022 count
Owner
County
County Highway Agency

About this bridge

Local Road over Pony Creek is a prestressed concrete tee beam carrying Local Road over Pony Creek in Pottawattamie County, Iowa. It was built in 1998, so it is 27 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 229 vehicles a day, roughly 9% of them trucks, projected to reach 229 by 2044. The structure is 39 ft (11.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal Road
CrossesPony Creek
Location074431202
RouteCounty Highway 0
StateIowa
Coordinates41.22743, -95.74639
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.
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 48 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.6 US tons
Inventory rating54.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span37 ft (11.3 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic229 (2022)
Projected traffic229 by 2044
Trucks9%
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 statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Road over Pony Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Local Road over Pony 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 Local Road over Pony Creek carry?

About 229 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Local Road over Pony Creek?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.3 m) and a deck 28 ft wide.

Who owns Local Road over Pony Creek?

It is owned by the County Highway Agency.