US Bridges

CR 400 North over Boyles Ditch

Good

Clinton County, Indiana · 0.70 E SR 39 · Structure no. 1200175

Built
2015
10 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
305
2014 count
Owner
County
County Highway Agency

About this bridge

CR 400 North over Boyles Ditch is a concrete culvert carrying CR 400 North over Boyles Ditch in Clinton County, Indiana. It was built in 2015, so it is 10 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 305 vehicles a day, roughly 4% of them trucks, projected to reach 350 by 2034. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 400 North
CrossesBoyles Ditch
Location0.70 E SR 39
RouteCity Street 0
StateIndiana
Coordinates40.34396, -86.5539
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.1 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2014)
Projected traffic350 by 2034
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 400 North over Boyles Ditch built?

It was built in 2015, making it 10 years old in 2025.

What condition is CR 400 North over Boyles 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 April 2024.

How much traffic does CR 400 North over Boyles Ditch carry?

About 305 vehicles per day (2014 count), of which roughly 4% are trucks.

How long is CR 400 North over Boyles Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns CR 400 North over Boyles Ditch?

It is owned by the County Highway Agency.