US Bridges

CR 350E over Mercer Ditch

Fair

Henry County, Indiana · 00.50 S of CR 300 S · Structure no. 3300182

Built
1980
45 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
25 ft
2 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

CR 350E over Mercer Ditch is a steel culvert carrying CR 350E over Mercer Ditch in Henry County, Indiana. It was built in 1980, so it is 45 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10 vehicles a day, roughly 5% of them trucks, projected to reach 20 by 2041. The structure is 25 ft (7.6 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCR 350E
CrossesMercer Ditch
Location00.50 S of CR 300 S
RouteCounty Highway 245
CountyHenry County
StateIndiana
Coordinates39.88031, -85.31909
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span11 ft (3.5 m)
Deck width13 ft (3.9 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2021)
Projected traffic20 by 2041
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 350E over Mercer Ditch built?

It was built in 1980, making it 45 years old in 2025.

What condition is CR 350E over Mercer Ditch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does CR 350E over Mercer Ditch carry?

About 10 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is CR 350E over Mercer Ditch?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.5 m) and a deck 13 ft wide.

Who owns CR 350E over Mercer Ditch?

It is owned by the County Highway Agency.