US Bridges

US 231 over East Fork Mill Creek

Good

Dubois County, Indiana · 01.40 S SR 56 · Structure no. 016700

Built
2003
22 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
8,622
2004 count
Owner
State
State Highway Agency

About this bridge

US 231 over East Fork Mill Creek is a concrete continuous slab carrying US 231 over East Fork Mill Creek in Dubois County, Indiana. It was built in 2003, so it is 22 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 8,622 vehicles a day, roughly 10% of them trucks, projected to reach 11,941 by 2030. The structure is 90 ft (27.4 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 231
CrossesEast Fork Mill Creek
Location01.40 S SR 56
RouteU.S. Route 231
StateIndiana
Coordinates38.46364, -86.92127
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length90 ft (27.4 m)
Longest span34 ft (10.3 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,622 (2004)
Projected traffic11,941 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 US 231 over East Fork Mill Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is US 231 over East Fork Mill 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 December 2024.

How much traffic does US 231 over East Fork Mill Creek carry?

About 8,622 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is US 231 over East Fork Mill Creek?

The structure is 90 ft (27.4 m) long with a longest span of 34 ft (10.3 m) and a deck 48 ft wide.

Who owns US 231 over East Fork Mill Creek?

It is owned by the State Highway Agency.