US Bridges

Johnson Fork RD over Johnson Fork Creek

Fair

Dearborn County, Indiana · 00.70 N I-74 · Structure no. 1500077

Built
1970
55 years old, rebuilt 2010
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
3 main spans
Daily traffic
2,260
2017 count
Owner
County
County Highway Agency

About this bridge

Johnson Fork RD over Johnson Fork Creek is a steel continuous stringer/multi-beam or girder carrying Johnson Fork RD over Johnson Fork Creek in Dearborn County, Indiana. It was built in 1970 and reconstructed in 2010, so it is 55 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.

It carries about 2,260 vehicles a day, roughly 10% of them trucks, projected to reach 3,350 by 2037. The structure is 214 ft (65.2 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesJohnson Fork RD
CrossesJohnson Fork Creek
Location00.70 N I-74
RouteCounty Highway 0
StateIndiana
Coordinates39.28777, -84.84031
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.5 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length214 ft (65.2 m)
Longest span80 ft (24.3 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,260 (2017)
Projected traffic3,350 by 2037
Trucks10%
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 Johnson Fork RD over Johnson Fork Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2010.

What condition is Johnson Fork RD over Johnson Fork Creek 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 April 2023.

How much traffic does Johnson Fork RD over Johnson Fork Creek carry?

About 2,260 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is Johnson Fork RD over Johnson Fork Creek?

The structure is 214 ft (65.2 m) long with a longest span of 80 ft (24.3 m) and a deck 32 ft wide.

Who owns Johnson Fork RD over Johnson Fork Creek?

It is owned by the County Highway Agency.