US Bridges

US 41 NB over Kelso Creek

Fair

Knox County, Indiana · 00.58 S US 50 · Structure no. 014680

Built
1967
58 years old, rebuilt 2018
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
118 ft
3 main spans
Daily traffic
11,254
2004 count
Owner
State
State Highway Agency

About this bridge

US 41 NB over Kelso Creek is a prestressed concrete stringer/multi-beam or girder carrying US 41 NB over Kelso Creek in Knox County, Indiana. It was built in 1967 and reconstructed in 2018, so it is 58 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 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 11,254 vehicles a day, roughly 5% of them trucks, projected to reach 15,857 by 2030. The structure is 118 ft (35.9 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 41 NB
CrossesKelso Creek
Location00.58 S US 50
RouteU.S. Route 41
StateIndiana
Coordinates38.67224, -87.49467
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length118 ft (35.9 m)
Longest span37 ft (11.2 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,254 (2004)
Projected traffic15,857 by 2030
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 41 NB over Kelso Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2018.

What condition is US 41 NB over Kelso 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 December 2023.

How much traffic does US 41 NB over Kelso Creek carry?

About 11,254 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is US 41 NB over Kelso Creek?

The structure is 118 ft (35.9 m) long with a longest span of 37 ft (11.2 m) and a deck 42 ft wide.

Who owns US 41 NB over Kelso Creek?

It is owned by the State Highway Agency.