US Bridges

SR 331 SB over Gtw RR

Fair

St. Joseph County, Indiana · 00.83 S I-80 / I-90 · Structure no. 031517

Built
1997
28 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
226 ft
3 main spans
Daily traffic
10,132
2018 count
Owner
State
State Highway Agency

About this bridge

SR 331 SB over Gtw RR is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 331 SB over Gtw RR in St. Joseph County, Indiana. It was built in 1997, so it is 28 years old, younger 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 10,132 vehicles a day, roughly 5% of them trucks, projected to reach 15,045 by 2030. The structure is 226 ft (68.8 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 331 SB
CrossesGtw RR
Location00.83 S I-80 / I-90
RouteState Highway 331
CountySt. Joseph County
StateIndiana
Coordinates41.71904, -86.14035
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 rating60.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length226 ft (68.8 m)
Longest span76 ft (23.2 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,132 (2018)
Projected traffic15,045 by 2030
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 331 SB over Gtw RR built?

It was built in 1997, making it 28 years old in 2025.

What condition is SR 331 SB over Gtw RR 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 May 2023.

How much traffic does SR 331 SB over Gtw RR carry?

About 10,132 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is SR 331 SB over Gtw RR?

The structure is 226 ft (68.8 m) long with a longest span of 76 ft (23.2 m) and a deck 44 ft wide.

Who owns SR 331 SB over Gtw RR?

It is owned by the State Highway Agency.