US Bridges

Mulkey RD over Branch Black River

Fair

Posey County, Indiana · 00.51 MI E of SR 165 · Structure no. 6500329

Built
1985
40 years old
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
20 ft
2 main spans
Daily traffic
170
2022 count
Owner
County
County Highway Agency

About this bridge

Mulkey RD over Branch Black River is a steel culvert carrying Mulkey RD over Branch Black River in Posey County, Indiana. It was built in 1985, so it is 40 years old, younger 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 170 vehicles a day, roughly 6% of them trucks, projected to reach 238 by 2042. The structure is 20 ft (6.2 m) long and 50 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesMulkey RD
CrossesBranch Black River
Location00.51 MI E of SR 165
RouteCounty Highway 0
CountyPosey County
StateIndiana
Coordinates38.19125, -87.77175
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.2 m)
Longest span10 ft (2.9 m)
Deck width50 ft (15.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2022)
Projected traffic238 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Mulkey RD over Branch Black River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Mulkey RD over Branch Black 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 April 2024.

How much traffic does Mulkey RD over Branch Black River carry?

About 170 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Mulkey RD over Branch Black River?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (2.9 m) and a deck 50 ft wide.

Who owns Mulkey RD over Branch Black River?

It is owned by the County Highway Agency.