US Bridges

US 31 NB over 106th Street

Good

Hamilton County, Indiana · 0.78 N I-465 · Structure no. 079884

Built
2016
9 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
200 ft
2 main spans
Daily traffic
38,661
2021 count
Owner
State
State Highway Agency

About this bridge

US 31 NB over 106th Street is a prestressed concrete continuous stringer/multi-beam or girder carrying US 31 NB over 106th Street in Hamilton County, Indiana. It was built in 2016, so it is 9 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 38,661 vehicles a day, roughly 7% of them trucks, projected to reach 43,840 by 2035. The structure is 200 ft (60.9 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 31 NB
Crosses106th Street
Location0.78 N I-465
RouteU.S. Route 31
StateIndiana
Coordinates39.94163, -86.15759
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length200 ft (60.9 m)
Longest span99 ft (30.1 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (18.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,661 (2021)
Projected traffic43,840 by 2035
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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 NB over 106th Street built?

It was built in 2016, making it 9 years old in 2025.

What condition is US 31 NB over 106th Street 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 NB over 106th Street carry?

About 38,661 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is US 31 NB over 106th Street?

The structure is 200 ft (60.9 m) long with a longest span of 99 ft (30.1 m) and a deck 65 ft wide.

Who owns US 31 NB over 106th Street?

It is owned by the State Highway Agency.