US Bridges

Stokely Road over Plass Ditch

Good

Knox County, Indiana · 00.48 E of US 61 · Structure no. 4200043

Built
1979
46 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
128 ft
2 main spans
Daily traffic
220
2015 count
Owner
County
County Highway Agency

About this bridge

Stokely Road over Plass Ditch is a prestressed concrete continuous box beam or girders - single or spread carrying Stokely Road over Plass Ditch in Knox County, Indiana. It was built in 1979, so it is 46 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 220 vehicles a day, roughly 2% of them trucks, projected to reach 290 by 2035. The structure is 128 ft (39 m) long and 26 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesStokely Road
CrossesPlass Ditch
Location00.48 E of US 61
RouteCounty Highway 0
CountyKnox County
StateIndiana
Coordinates38.56094, -87.52939
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating35.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length128 ft (39 m)
Longest span62 ft (19 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2015)
Projected traffic290 by 2035
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Stokely Road over Plass Ditch built?

It was built in 1979, making it 46 years old in 2025.

What condition is Stokely Road over Plass 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 September 2023.

How much traffic does Stokely Road over Plass Ditch carry?

About 220 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Stokely Road over Plass Ditch?

The structure is 128 ft (39 m) long with a longest span of 62 ft (19 m) and a deck 26 ft wide.

Who owns Stokely Road over Plass Ditch?

It is owned by the County Highway Agency.