US Bridges

SR 23 over ST Joseph River Blvd

Good

St. Joseph County, Indiana · 00.09 N SR 933 · Structure no. 005830

Built
1962
63 years old, rebuilt 2019
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
531 ft
2 main spans
Daily traffic
21,324
2021 count
Owner
State
State Highway Agency

About this bridge

SR 23 over ST Joseph River Blvd is a steel continuous stringer/multi-beam or girder carrying SR 23 over ST Joseph River Blvd in St. Joseph County, Indiana. It was built in 1962 and reconstructed in 2019, so it is 63 years old, older 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 21,324 vehicles a day, roughly 3% of them trucks, projected to reach 41,920 by 2030. The structure is 531 ft (161.8 m) long and 88 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 23
CrossesST Joseph River Blvd
Location00.09 N SR 933
RouteState Highway 23
CountySt. Joseph County
StateIndiana
Coordinates41.66733, -86.23703
Functional classUrban Other Principal Arterial

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating17.5 US tons
Inventory rating13.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length531 ft (161.8 m)
Longest span148 ft (45 m)
Deck width88 ft (26.9 m)
Roadway width78 ft (23.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,324 (2021)
Projected traffic41,920 by 2030
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 23 over ST Joseph River Blvd built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2019.

What condition is SR 23 over ST Joseph River Blvd 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 August 2024.

How much traffic does SR 23 over ST Joseph River Blvd carry?

About 21,324 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is SR 23 over ST Joseph River Blvd?

The structure is 531 ft (161.8 m) long with a longest span of 148 ft (45 m) and a deck 88 ft wide.

Who owns SR 23 over ST Joseph River Blvd?

It is owned by the State Highway Agency.