US Bridges

I-69 SB over Unt Flat Creek

Good

Pike County, Indiana · 01.47 S SR 57 · Structure no. 080152

Built
2012
13 years old
Condition
Good
inspected November 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
84 ft
1 main span
Daily traffic
18,595
2010 count
Owner
State
State Highway Agency

About this bridge

I-69 SB over Unt Flat Creek is a prestressed concrete continuous tee beam carrying I-69 SB over Unt Flat Creek in Pike County, Indiana. It was built in 2012, so it is 13 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 18,595 vehicles a day, roughly 16% of them trucks, projected to reach 27,215 by 2030. The structure is 84 ft (25.7 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-69 SB
CrossesUnt Flat Creek
Location01.47 S SR 57
RouteInterstate 69
StateIndiana
Coordinates38.41203, -87.32314
Functional classRural Principal Arterial - Interstate

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 protection8 Very GoodNo problems noted.
Last inspectionNovember 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating42.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.7 m)
Longest span83 ft (25.2 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,595 (2010)
Projected traffic27,215 by 2030
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 SB over Unt Flat Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is I-69 SB over Unt Flat Creek 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 November 2024.

How much traffic does I-69 SB over Unt Flat Creek carry?

About 18,595 vehicles per day (2010 count), of which roughly 16% are trucks.

How long is I-69 SB over Unt Flat Creek?

The structure is 84 ft (25.7 m) long with a longest span of 83 ft (25.2 m) and a deck 43 ft wide.

Who owns I-69 SB over Unt Flat Creek?

It is owned by the State Highway Agency.