US Bridges

I-69 NB over SR 54 Unt Mitchell Br

Fair

Greene County, Indiana · 1.70 N SR 45 · Structure no. 079946

Built
2015
10 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
374 ft
4 main spans
Daily traffic
2,610
2011 count
Owner
State
State Highway Agency

About this bridge

I-69 NB over SR 54 Unt Mitchell Br is a prestressed concrete continuous tee beam carrying I-69 NB over SR 54 Unt Mitchell Br in Greene County, Indiana. It was built in 2015, so it is 10 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 2,610 vehicles a day, roughly 24% of them trucks, projected to reach 12,109 by 2030. The structure is 374 ft (114.1 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-69 NB
CrossesSR 54 Unt Mitchell Br
Location1.70 N SR 45
RouteInterstate 69
CountyGreene County
StateIndiana
Coordinates38.98456, -86.70771
Functional classRural Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating34.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length374 ft (114.1 m)
Longest span99 ft (30.3 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,610 (2011)
Projected traffic12,109 by 2030
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-69 NB over SR 54 Unt Mitchell Br built?

It was built in 2015, making it 10 years old in 2025.

What condition is I-69 NB over SR 54 Unt Mitchell Br 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 October 2023.

How much traffic does I-69 NB over SR 54 Unt Mitchell Br carry?

About 2,610 vehicles per day (2011 count), of which roughly 24% are trucks.

How long is I-69 NB over SR 54 Unt Mitchell Br?

The structure is 374 ft (114.1 m) long with a longest span of 99 ft (30.3 m) and a deck 46 ft wide.

Who owns I-69 NB over SR 54 Unt Mitchell Br?

It is owned by the State Highway Agency.