US Bridges

US 31 SB over SR 25

Fair

Fulton County, Indiana · 01.21 S SR 14 · Structure no. 009990

Built
1970
55 years old, rebuilt 2015
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
172 ft
2 main spans
Daily traffic
8,971
2011 count
Owner
State
State Highway Agency

About this bridge

US 31 SB over SR 25 is a steel continuous stringer/multi-beam or girder carrying US 31 SB over SR 25 in Fulton County, Indiana. It was built in 1970 and reconstructed in 2015, so it is 55 years old, older than the Indiana average of 46.6 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 8,971 vehicles a day, roughly 10% of them trucks, projected to reach 7,188 by 2030. The structure is 172 ft (52.4 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 31 SB
CrossesSR 25
Location01.21 S SR 14
RouteU.S. Route 31
StateIndiana
Coordinates41.04575, -86.21947
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span84 ft (25.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,971 (2011)
Projected traffic7,188 by 2030
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 US 31 SB over SR 25 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2015.

What condition is US 31 SB over SR 25 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 September 2023.

How much traffic does US 31 SB over SR 25 carry?

About 8,971 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is US 31 SB over SR 25?

The structure is 172 ft (52.4 m) long with a longest span of 84 ft (25.7 m) and a deck 43 ft wide.

Who owns US 31 SB over SR 25?

It is owned by the State Highway Agency.