US Bridges

CR 550 North over Sloan Ditch

FairPosted for load

Greene County, Indiana · 0.40 E of CR 375 W · Structure no. 2800102

Built
1945
80 years old, rebuilt 1994
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
110
2011 count
Owner
County
County Highway Agency

About this bridge

CR 550 North over Sloan Ditch is a steel stringer/multi-beam or girder carrying CR 550 North over Sloan Ditch in Greene County, Indiana. It was built in 1945 and reconstructed in 1994, so it is 80 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 2% of them trucks, projected to reach 140 by 2031. The structure is 31 ft (9.5 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 550 North
CrossesSloan Ditch
Location0.40 E of CR 375 W
RouteCounty Highway 494
StateIndiana
Coordinates39.10362, -87.00479
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.5 m)
Longest span28 ft (8.5 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2011)
Projected traffic140 by 2031
Trucks2%
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 550 North over Sloan Ditch built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1994.

What condition is CR 550 North over Sloan 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 July 2023.

How much traffic does CR 550 North over Sloan Ditch carry?

About 110 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is CR 550 North over Sloan Ditch?

The structure is 31 ft (9.5 m) long with a longest span of 28 ft (8.5 m) and a deck 18 ft wide.

Who owns CR 550 North over Sloan Ditch?

It is owned by the County Highway Agency.