US Bridges

CR 300N over Patoka River

Good

Dubois County, Indiana · 00.10 W of CR 175 E · Structure no. 1900022

Built
1988
37 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
118 ft
3 main spans
Daily traffic
531
2012 count
Owner
County
County Highway Agency

About this bridge

CR 300N over Patoka River is a prestressed concrete continuous box beam or girders - single or spread carrying CR 300N over Patoka River in Dubois County, Indiana. It was built in 1988, so it is 37 years old, younger 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 531 vehicles a day, roughly 6% of them trucks, projected to reach 619 by 2032. The structure is 118 ft (35.9 m) long and 34 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCR 300N
CrossesPatoka River
Location00.10 W of CR 175 E
RouteCounty Highway 236
StateIndiana
Coordinates38.42352, -86.87139
Functional classRural Minor Collector

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 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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length118 ft (35.9 m)
Longest span42 ft (12.9 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic531 (2012)
Projected traffic619 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 CR 300N over Patoka River built?

It was built in 1988, making it 37 years old in 2025.

What condition is CR 300N over Patoka River 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 February 2024.

How much traffic does CR 300N over Patoka River carry?

About 531 vehicles per day (2012 count), of which roughly 6% are trucks.

How long is CR 300N over Patoka River?

The structure is 118 ft (35.9 m) long with a longest span of 42 ft (12.9 m) and a deck 34 ft wide.

Who owns CR 300N over Patoka River?

It is owned by the County Highway Agency.