US Bridges

Paddock Ave over I-29

Fair

Mills County, Iowa · 4.0 Mi. S of S Jct. US 34 · Structure no. 000000000036200

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
278 ft
4 main spans
Daily traffic
71
2022 count
Owner
State
State Highway Agency

About this bridge

Paddock Ave over I-29 is a steel continuous stringer/multi-beam or girder carrying Paddock Ave over I-29 in Mills County, Iowa. It was built in 1970, so it is 55 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 71 vehicles a day, roughly 13% of them trucks, projected to reach 71 by 2043. The structure is 278 ft (84.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesPaddock Ave
CrossesI-29
Location4.0 Mi. S of S Jct. US 34
RouteCounty Highway 0
CountyMills County
StateIowa
Coordinates40.9457, -95.80121
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.5 US tons
Inventory rating29.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length278 ft (84.7 m)
Longest span88 ft (26.8 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2022)
Projected traffic71 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Paddock Ave over I-29 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Paddock Ave over I-29 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 June 2023.

How much traffic does Paddock Ave over I-29 carry?

About 71 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Paddock Ave over I-29?

The structure is 278 ft (84.7 m) long with a longest span of 88 ft (26.8 m) and a deck 33 ft wide.

Who owns Paddock Ave over I-29?

It is owned by the State Highway Agency.