US Bridges

CR 75E over Big Prairie Ditch

Poor

Hendricks County, Indiana · 00.30 S of CR 1075 N · Structure no. 3200011

Built
1930
95 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
200
2020 count
Owner
County
County Highway Agency

About this bridge

CR 75E over Big Prairie Ditch is a concrete slab carrying CR 75E over Big Prairie Ditch in Hendricks County, Indiana. It was built in 1930, so it is 95 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 200 vehicles a day, roughly 6% of them trucks, projected to reach 350 by 2040. The structure is 23 ft (7.1 m) long and 24 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesCR 75E
CrossesBig Prairie Ditch
Location00.30 S of CR 1075 N
RouteCounty Highway 41
CountyHendricks County
StateIndiana
Coordinates39.91473, -86.51542
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic350 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 CR 75E over Big Prairie Ditch built?

It was built in 1930, making it 95 years old in 2025.

What condition is CR 75E over Big Prairie Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does CR 75E over Big Prairie Ditch carry?

About 200 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is CR 75E over Big Prairie Ditch?

The structure is 23 ft (7.1 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns CR 75E over Big Prairie Ditch?

It is owned by the County Highway Agency.