US Bridges

US 31 SB over Unt Cool Creek

Good

Hamilton County, Indiana · 2.08 S SR 32 · Structure no. 079714

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
75,763
2021 count
Owner
State
State Highway Agency

About this bridge

US 31 SB over Unt Cool Creek is a prestressed concrete stringer/multi-beam or girder carrying US 31 SB over Unt Cool Creek in Hamilton County, Indiana. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 75,763 vehicles a day, roughly 7% of them trucks, projected to reach 34,360 by 2035. The structure is 67 ft (20.4 m) long and 74 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 31 SB
CrossesUnt Cool Creek
Location2.08 S SR 32
RouteU.S. Route 31
StateIndiana
Coordinates40.0131, -86.12875
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width74 ft (22.7 m)
Roadway width72 ft (21.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,763 (2021)
Projected traffic34,360 by 2035
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 31 SB over Unt Cool Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is US 31 SB over Unt Cool 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 September 2024.

How much traffic does US 31 SB over Unt Cool Creek carry?

About 75,763 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is US 31 SB over Unt Cool Creek?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 74 ft wide.

Who owns US 31 SB over Unt Cool Creek?

It is owned by the State Highway Agency.