US Bridges

Jefferson Blvd over ST Joseph River

Fair

St. Joseph County, Indiana · 00.20 E of SR 933 · Structure no. 7100037

Built
1906
119 years old, rebuilt 2004
Condition
Fair
inspected September 2024
Type
Arch - Deck
Concrete
Length
490 ft
4 main spans
Daily traffic
10,736
2019 count
Owner
County
County Highway Agency

About this bridge

Jefferson Blvd over ST Joseph River is a concrete arch - deck carrying Jefferson Blvd over ST Joseph River in St. Joseph County, Indiana. It was built in 1906 and reconstructed in 2004, so it is 119 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 10,736 vehicles a day, roughly 2% of them trucks, projected to reach 13,100 by 2039. The structure is 490 ft (149.3 m) long and 70 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesJefferson Blvd
CrossesST Joseph River
Location00.20 E of SR 933
RouteCity Street 0
StateIndiana
Coordinates41.67508, -86.24499
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length490 ft (149.3 m)
Longest span110 ft (33.5 m)
Deck width70 ft (21.3 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,736 (2019)
Projected traffic13,100 by 2039
Trucks2%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Jefferson Blvd over ST Joseph River built?

It was built in 1906, making it 119 years old in 2025. It was reconstructed in 2004.

What condition is Jefferson Blvd over ST Joseph River 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 2024.

How much traffic does Jefferson Blvd over ST Joseph River carry?

About 10,736 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Jefferson Blvd over ST Joseph River?

The structure is 490 ft (149.3 m) long with a longest span of 110 ft (33.5 m) and a deck 70 ft wide.

Who owns Jefferson Blvd over ST Joseph River?

It is owned by the County Highway Agency.