US Bridges

TR 401 over Indian Creek

Good

Henry County, Illinois · 5.0 MI S Kewanee · Structure no. 037319600000000

Built
1964
61 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
50
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 401 over Indian Creek is a prestressed concrete box beam or girders - multiple carrying TR 401 over Indian Creek in Henry County, Illinois. It was built in 1964, so it is 61 years old, older than the Illinois average of 45.3 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 50 vehicles a day, roughly 40% of them trucks, projected to reach 54 by 2046. The structure is 61 ft (18.6 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTR 401
CrossesIndian Creek
Location5.0 MI S Kewanee
RouteCounty Highway 0
Coordinates41.16381, -89.92546
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 inspectionAugust 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating35.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length61 ft (18.6 m)
Longest span56 ft (17.1 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic54 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 401 over Indian Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is TR 401 over Indian Creek 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 August 2024.

How much traffic does TR 401 over Indian Creek carry?

About 50 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is TR 401 over Indian Creek?

The structure is 61 ft (18.6 m) long with a longest span of 56 ft (17.1 m) and a deck 22 ft wide.

Who owns TR 401 over Indian Creek?

It is owned by the Town or Township Highway Agency.