US Bridges

CR 850 South over Koontz Ditch

Good

Kosciusko County, Indiana · 00.50 W of CR 700 E · Structure no. 4300217

Built
1993
32 years old
Condition
Good
inspected March 2024
Type
Culvert
Steel
Length
20 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

CR 850 South over Koontz Ditch is a steel culvert carrying CR 850 South over Koontz Ditch in Kosciusko County, Indiana. It was built in 1993, so it is 32 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2042. The structure is 20 ft (6.2 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 850 South
CrossesKoontz Ditch
Location00.50 W of CR 700 E
RouteCounty Highway 18
StateIndiana
Coordinates41.11045, -85.71713
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span13 ft (3.9 m)
Deck width52 ft (15.8 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic150 by 2042
Trucks5%
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 850 South over Koontz Ditch built?

It was built in 1993, making it 32 years old in 2025.

What condition is CR 850 South over Koontz 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 March 2024.

How much traffic does CR 850 South over Koontz Ditch carry?

About 100 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is CR 850 South over Koontz Ditch?

The structure is 20 ft (6.2 m) long with a longest span of 13 ft (3.9 m) and a deck 52 ft wide.

Who owns CR 850 South over Koontz Ditch?

It is owned by the County Highway Agency.