US Bridges

US 31 SB over 181st Street & Trail

Good

Hamilton County, Indiana · 3.13 S SR 38 · Structure no. 079762

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
23,259
2021 count
Owner
State
State Highway Agency

About this bridge

US 31 SB over 181st Street & Trail is a prestressed concrete tee beam carrying US 31 SB over 181st Street & Trail 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 23,259 vehicles a day, roughly 10% of them trucks, projected to reach 30,000 by 2035. The structure is 94 ft (28.6 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

No coordinates are recorded for this structure.

CarriesUS 31 SB
Crosses181st Street & Trail
Location3.13 S SR 38
RouteU.S. Route 31
StateIndiana
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length94 ft (28.6 m)
Longest span92 ft (28 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,259 (2021)
Projected traffic30,000 by 2035
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 31 SB over 181st Street & Trail built?

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

What condition is US 31 SB over 181st Street & Trail 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 181st Street & Trail carry?

About 23,259 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US 31 SB over 181st Street & Trail?

The structure is 94 ft (28.6 m) long with a longest span of 92 ft (28 m) and a deck 63 ft wide.

Who owns US 31 SB over 181st Street & Trail?

It is owned by the State Highway Agency.