US Bridges

106th ST West over Spring Mill Run

Good

Hamilton County, Indiana · 00.29 W of Ditch RD · Structure no. 2900305

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
12,720
2024 count
Owner
County
County Highway Agency

About this bridge

106th ST West over Spring Mill Run is a prestressed concrete box beam or girders - multiple carrying 106th ST West over Spring Mill Run in Hamilton County, Indiana. It was built in 2005, so it is 20 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 12,720 vehicles a day, roughly 1% of them trucks, projected to reach 22,900 by 2044. The structure is 57 ft (17.5 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Carries106th ST West
CrossesSpring Mill Run
Location00.29 W of Ditch RD
RouteCounty Highway 0
StateIndiana
Coordinates39.94139, -86.18944
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length57 ft (17.5 m)
Longest span56 ft (17 m)
Deck width43 ft (13.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,720 (2024)
Projected traffic22,900 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 106th ST West over Spring Mill Run built?

It was built in 2005, making it 20 years old in 2025.

What condition is 106th ST West over Spring Mill Run 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 August 2023.

How much traffic does 106th ST West over Spring Mill Run carry?

About 12,720 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is 106th ST West over Spring Mill Run?

The structure is 57 ft (17.5 m) long with a longest span of 56 ft (17 m) and a deck 43 ft wide.

Who owns 106th ST West over Spring Mill Run?

It is owned by the County Highway Agency.