US Bridges

Ia 92 WB & Ia 5 NB over 135th Place

Good

Marion County, Iowa · 1.0 Mi. S of Jct. Ia 14 · Structure no. 000000000603520

Built
1978
47 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
130 ft
3 main spans
Daily traffic
3,950
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 92 WB & Ia 5 NB over 135th Place is a prestressed concrete stringer/multi-beam or girder carrying Ia 92 WB & Ia 5 NB over 135th Place in Marion County, Iowa. It was built in 1978, so it is 47 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,950 vehicles a day, roughly 11% of them trucks, projected to reach 3,950 by 2043. The structure is 130 ft (39.6 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIa 92 WB & Ia 5 NB
Crosses135th Place
Location1.0 Mi. S of Jct. Ia 14
RouteState Highway 5
StateIowa
Coordinates41.29996, -93.09093
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.5 US tons
Inventory rating46.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span57 ft (17.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,950 (2022)
Projected traffic3,950 by 2043
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Ia 92 WB & Ia 5 NB over 135th Place built?

It was built in 1978, making it 47 years old in 2025.

What condition is Ia 92 WB & Ia 5 NB over 135th Place in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Ia 92 WB & Ia 5 NB over 135th Place carry?

About 3,950 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Ia 92 WB & Ia 5 NB over 135th Place?

The structure is 130 ft (39.6 m) long with a longest span of 57 ft (17.4 m) and a deck 43 ft wide.

Who owns Ia 92 WB & Ia 5 NB over 135th Place?

It is owned by the State Highway Agency.