US Bridges

N Barn RD over Black River

Good

Posey County, Indiana · 00.01 MI N of Mulkey RD · Structure no. 6500274

Built
2001
24 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
145
2022 count
Owner
County
County Highway Agency

About this bridge

N Barn RD over Black River is a steel stringer/multi-beam or girder carrying N Barn RD over Black River in Posey County, Indiana. It was built in 2001, so it is 24 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 145 vehicles a day, roughly 3% of them trucks, projected to reach 203 by 2042. The structure is 50 ft (15.2 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesN Barn RD
CrossesBlack River
Location00.01 MI N of Mulkey RD
RouteCounty Highway 0
StateIndiana
Coordinates38.19113, -87.75781
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating43.1 US tons
Inventory rating25.8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span46 ft (14.1 m)
Deck width28 ft (8.4 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic145 (2022)
Projected traffic203 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 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 N Barn RD over Black River built?

It was built in 2001, making it 24 years old in 2025.

What condition is N Barn RD over Black 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 April 2024.

How much traffic does N Barn RD over Black River carry?

About 145 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is N Barn RD over Black River?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14.1 m) and a deck 28 ft wide.

Who owns N Barn RD over Black River?

It is owned by the County Highway Agency.