US Bridges

SR 331 Nbcapital over I-90 Eb/Wb Ramp

Fair

St. Joseph County, Indiana · 03.24 E SR 23 · Structure no. 047867

Built
1993
32 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
279 ft
2 main spans
Daily traffic
6,403
2014 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 331 Nbcapital over I-90 Eb/Wb Ramp is a steel continuous stringer/multi-beam or girder carrying SR 331 Nbcapital over I-90 Eb/Wb Ramp in St. Joseph County, Indiana. It was built in 1993, so it is 32 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 6,403 vehicles a day, roughly 9% of them trucks, projected to reach 26,852 by 2031. The structure is 279 ft (85 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 331 Nbcapital
CrossesI-90 Eb/Wb Ramp
Location03.24 E SR 23
RouteState Highway 331
CountySt. Joseph County
StateIndiana
Coordinates41.7304, -86.14455
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length279 ft (85 m)
Longest span140 ft (42.6 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,403 (2014)
Projected traffic26,852 by 2031
Trucks9%
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 Toll Authority
Maintained byState Toll Authority
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 Nbcapital over I-90 Eb/Wb Ramp built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 331 Nbcapital over I-90 Eb/Wb Ramp 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 July 2023.

How much traffic does SR 331 Nbcapital over I-90 Eb/Wb Ramp carry?

About 6,403 vehicles per day (2014 count), of which roughly 9% are trucks.

How long is SR 331 Nbcapital over I-90 Eb/Wb Ramp?

The structure is 279 ft (85 m) long with a longest span of 140 ft (42.6 m) and a deck 41 ft wide.

Who owns SR 331 Nbcapital over I-90 Eb/Wb Ramp?

It is owned by the State Toll Authority.