US Bridges

CO RD L35 over Pony Creek

Fair

Pottawattamie County, Iowa · 074431617 · Structure no. 000000000043511

Built
1991
34 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
181 ft
5 main spans
Daily traffic
4,492
2022 count
Owner
County
County Highway Agency

About this bridge

CO RD L35 over Pony Creek is a concrete continuous slab carrying CO RD L35 over Pony Creek in Pottawattamie County, Iowa. It was built in 1991, so it is 34 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 4,492 vehicles a day, roughly 10% of them trucks, projected to reach 4,492 by 2043. The structure is 181 ft (55.2 m) long and 43 ft wide.

CarriesCO RD L35
CrossesPony Creek
Location074431617
RouteCounty Highway 0
StateIowa
Coordinates41.20974, -95.78892
Functional classRural Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 rating48.9 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span39 ft (11.9 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,492 (2022)
Projected traffic4,492 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 CO RD L35 over Pony Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is CO RD L35 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 CO RD L35 over Pony Creek carry?

About 4,492 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is CO RD L35 over Pony Creek?

The structure is 181 ft (55.2 m) long with a longest span of 39 ft (11.9 m) and a deck 43 ft wide.

Who owns CO RD L35 over Pony Creek?

It is owned by the County Highway Agency.