US Bridges

SR 331 over ST Joseph River

Good

St. Joseph County, Indiana · 00.12 N SR 933 · Structure no. 031507

Built
1986
39 years old, rebuilt 2019
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
574 ft
6 main spans
Daily traffic
22,461
2020 count
Owner
State
State Highway Agency

About this bridge

SR 331 over ST Joseph River is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 331 over ST Joseph River in St. Joseph County, Indiana. It was built in 1986 and reconstructed in 2019, so it is 39 years old, younger than the Indiana average of 46.6 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 22,461 vehicles a day, roughly 5% of them trucks, projected to reach 31,873 by 2038. The structure is 574 ft (174.9 m) long and 86 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 331
CrossesST Joseph River
Location00.12 N SR 933
RouteState Highway 331
CountySt. Joseph County
StateIndiana
Coordinates41.66474, -86.13812
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than 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 rating72.1 US tons
Inventory rating53.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length574 ft (174.9 m)
Longest span95 ft (29.1 m)
Deck width86 ft (26.3 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,461 (2020)
Projected traffic31,873 by 2038
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 331 over ST Joseph River built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2019.

What condition is SR 331 over ST Joseph River 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 July 2023.

How much traffic does SR 331 over ST Joseph River carry?

About 22,461 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SR 331 over ST Joseph River?

The structure is 574 ft (174.9 m) long with a longest span of 95 ft (29.1 m) and a deck 86 ft wide.

Who owns SR 331 over ST Joseph River?

It is owned by the State Highway Agency.