US Bridges

SR 75 over Wells Ditch

Good

Boone County, Indiana · 02.15 N I-74 · Structure no. 024871

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
1,792
2019 count
Owner
State
State Highway Agency

About this bridge

SR 75 over Wells Ditch is a concrete continuous slab carrying SR 75 over Wells Ditch in Boone County, Indiana. It was built in 2021, so it is 4 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 1,792 vehicles a day, roughly 16% of them trucks, projected to reach 1,792 by 2039. The structure is 72 ft (21.9 m) long and 34 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

Location

Open in Google Maps
CarriesSR 75
CrossesWells Ditch
Location02.15 N I-74
RouteState Highway 75
CountyBoone County
StateIndiana
Coordinates39.97353, -86.61978
Functional classRural Major Collector

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 protection9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length72 ft (21.9 m)
Longest span27 ft (8.2 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,792 (2019)
Projected traffic1,792 by 2039
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 km)
TollOn a free road
National Highway SystemNo

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 SR 75 over Wells Ditch built?

It was built in 2021, making it 4 years old in 2025.

What condition is SR 75 over Wells Ditch 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 2023.

How much traffic does SR 75 over Wells Ditch carry?

About 1,792 vehicles per day (2019 count), of which roughly 16% are trucks.

How long is SR 75 over Wells Ditch?

The structure is 72 ft (21.9 m) long with a longest span of 27 ft (8.2 m) and a deck 34 ft wide.

Who owns SR 75 over Wells Ditch?

It is owned by the State Highway Agency.