US Bridges

CR 450S over Helvie Ditch

Good

Cass County, Indiana · 00.50 E CR 200 E · Structure no. 0900157

Built
2014
11 years old
Condition
Good
inspected June 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
21 ft
1 main span
Daily traffic
110
2023 count
Owner
County
County Highway Agency

About this bridge

CR 450S over Helvie Ditch is a aluminum, wrought iron, or cast iron culvert carrying CR 450S over Helvie Ditch in Cass County, Indiana. It was built in 2014, so it is 11 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 110 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2043. The structure is 21 ft (6.5 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 450S
CrossesHelvie Ditch
Location00.50 E CR 200 E
RouteCounty Highway 164
CountyCass County
StateIndiana
Coordinates40.69997, -86.32671
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating30 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2023)
Projected traffic150 by 2043
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 450S over Helvie Ditch built?

It was built in 2014, making it 11 years old in 2025.

What condition is CR 450S over Helvie 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 June 2023.

How much traffic does CR 450S over Helvie Ditch carry?

About 110 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is CR 450S over Helvie Ditch?

The structure is 21 ft (6.5 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns CR 450S over Helvie Ditch?

It is owned by the County Highway Agency.