US Bridges

I 35 NB over 130th ST

Good

Franklin County, Iowa · 2.3 Mi. S of Jct. Ia 3 · Structure no. 000000000602380

Built
1973
52 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
8,250
2022 count
Owner
State
State Highway Agency

About this bridge

I 35 NB over 130th ST is a prestressed concrete stringer/multi-beam or girder carrying I 35 NB over 130th ST in Franklin County, Iowa. It was built in 1973, so it is 52 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 8,250 vehicles a day, roughly 30% of them trucks, projected to reach 8,250 by 2044. The structure is 155 ft (47.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 35 NB
Crosses130th ST
Location2.3 Mi. S of Jct. Ia 3
RouteInterstate 35
StateIowa
Coordinates42.71689, -93.42447
Functional classRural Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating38.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length155 ft (47.2 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 traffic8,250 (2022)
Projected traffic8,250 by 2044
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 35 NB over 130th ST built?

It was built in 1973, making it 52 years old in 2025.

What condition is I 35 NB over 130th ST 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 November 2024.

How much traffic does I 35 NB over 130th ST carry?

About 8,250 vehicles per day (2022 count), of which roughly 30% are trucks.

How long is I 35 NB over 130th ST?

The structure is 155 ft (47.2 m) long with a longest span of 57 ft (17.4 m) and a deck 43 ft wide.

Who owns I 35 NB over 130th ST?

It is owned by the State Highway Agency.