US Bridges

15th ST over Patoka River

Fair

Dubois County, Indiana · 00.50 W of Meridian RD · Structure no. 1900174

Built
1970
55 years old, rebuilt 2014
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
205 ft
5 main spans
Daily traffic
5,520
2012 count
Owner
County
County Highway Agency

About this bridge

15th ST over Patoka River is a concrete continuous slab carrying 15th ST over Patoka River in Dubois County, Indiana. It was built in 1970 and reconstructed in 2014, so it is 55 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 5,520 vehicles a day, roughly 8% of them trucks, projected to reach 5,656 by 2032. The structure is 205 ft (62.6 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries15th ST
CrossesPatoka River
Location00.50 W of Meridian RD
RouteCity Street 0
StateIndiana
Coordinates38.40091, -86.91229
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.4 US tons
Inventory rating47.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length205 ft (62.6 m)
Longest span48 ft (14.6 m)
Deck width31 ft (9.4 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,520 (2012)
Projected traffic5,656 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 15th ST over Patoka River built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2014.

What condition is 15th ST over Patoka 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 February 2024.

How much traffic does 15th ST over Patoka River carry?

About 5,520 vehicles per day (2012 count), of which roughly 8% are trucks.

How long is 15th ST over Patoka River?

The structure is 205 ft (62.6 m) long with a longest span of 48 ft (14.6 m) and a deck 31 ft wide.

Who owns 15th ST over Patoka River?

It is owned by the County Highway Agency.