US Bridges

CR 40 over Metcalf Ditch

Good

DeKalb County, Indiana · 00.50 E of CR 71 · Structure no. 1700054

Built
1991
34 years old, rebuilt 2023
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
600
2024 count
Owner
County
County Highway Agency

About this bridge

CR 40 over Metcalf Ditch is a prestressed concrete box beam or girders - multiple carrying CR 40 over Metcalf Ditch in DeKalb County, Indiana. It was built in 1991 and reconstructed in 2023, so it is 34 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 600 vehicles a day, roughly 25% of them trucks, projected to reach 800 by 2044. The structure is 39 ft (12 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 40
CrossesMetcalf Ditch
Location00.50 E of CR 71
RouteCounty Highway 40
CountyDeKalb County
StateIndiana
Coordinates41.38629, -84.84538
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 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 rating80.6 US tons
Inventory rating48.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length39 ft (12 m)
Longest span37 ft (11.4 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2024)
Projected traffic800 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 40 over Metcalf Ditch built?

It was built in 1991, making it 34 years old in 2025. It was reconstructed in 2023.

What condition is CR 40 over Metcalf 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 October 2024.

How much traffic does CR 40 over Metcalf Ditch carry?

About 600 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is CR 40 over Metcalf Ditch?

The structure is 39 ft (12 m) long with a longest span of 37 ft (11.4 m) and a deck 32 ft wide.

Who owns CR 40 over Metcalf Ditch?

It is owned by the County Highway Agency.