US Bridges

N Main Street over ST Joseph River

Fair

Elkhart County, Indiana · 00.70 N SR 120 · Structure no. 2000202

Built
1927
98 years old, rebuilt 1986
Condition
Fair
inspected September 2024
Type
Arch - Deck
Concrete
Length
298 ft
3 main spans
Daily traffic
14,437
2019 count
Owner
County
County Highway Agency

About this bridge

N Main Street over ST Joseph River is a concrete arch - deck carrying N Main Street over ST Joseph River in Elkhart County, Indiana. It was built in 1927 and reconstructed in 1986, so it is 98 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 5 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 14,437 vehicles a day, roughly 6% of them trucks, projected to reach 24,866 by 2039. The structure is 298 ft (90.8 m) long and 78 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesN Main Street
CrossesST Joseph River
Location00.70 N SR 120
RouteCity Street 0
StateIndiana
Coordinates41.6922, -85.97596
Functional classUrban Other Principal 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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating35.9 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length298 ft (90.8 m)
Longest span92 ft (28 m)
Deck width78 ft (23.9 m)
Roadway width60 ft (18.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,437 (2019)
Projected traffic24,866 by 2039
Trucks6%
Lanes on structure5
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 statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Main Street over ST Joseph River built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1986.

What condition is N Main Street 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 N Main Street over ST Joseph River carry?

About 14,437 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is N Main Street over ST Joseph River?

The structure is 298 ft (90.8 m) long with a longest span of 92 ft (28 m) and a deck 78 ft wide.

Who owns N Main Street over ST Joseph River?

It is owned by the County Highway Agency.