US Bridges

Roth RD over ST Joseph River

Fair

Allen County, Indiana · 00.55 N Hurshtown Road · Structure no. 0200018

Built
1968
57 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
4 main spans
Daily traffic
1,249
2018 count
Owner
County
County Highway Agency

About this bridge

Roth RD over ST Joseph River is a prestressed concrete stringer/multi-beam or girder carrying Roth RD over ST Joseph River in Allen County, Indiana. It was built in 1968, so it is 57 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 1,249 vehicles a day, roughly 8% of them trucks, projected to reach 1,866 by 2038. The structure is 230 ft (70.1 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRoth RD
CrossesST Joseph River
Location00.55 N Hurshtown Road
RouteCounty Highway 0
CountyAllen County
StateIndiana
Coordinates41.24521, -84.96169
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating36.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span66 ft (20.1 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,249 (2018)
Projected traffic1,866 by 2038
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$119,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Roth RD over ST Joseph River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Roth RD 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 June 2024.

How much traffic does Roth RD over ST Joseph River carry?

About 1,249 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is Roth RD over ST Joseph River?

The structure is 230 ft (70.1 m) long with a longest span of 66 ft (20.1 m) and a deck 34 ft wide.

Who owns Roth RD over ST Joseph River?

It is owned by the County Highway Agency.