US Bridges

US 6 over Turner Creek

Poor

Henry County, Illinois · .39 MI W Il 84 (n) · Structure no. 037007700000000

Built
1938
87 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
69 ft
1 main span
Daily traffic
4,550
2022 count
Owner
State
State Highway Agency

About this bridge

US 6 over Turner Creek is a concrete tee beam carrying US 6 over Turner Creek in Henry County, Illinois. It was built in 1938, so it is 87 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 4,550 vehicles a day, roughly 11% of them trucks, projected to reach 5,670 by 2046. The structure is 69 ft (21 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 6
CrossesTurner Creek
Location.39 MI W Il 84 (n)
RouteU.S. Route 6
Coordinates41.45652, -90.36532
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30.8 US tons
Inventory rating18.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length69 ft (21 m)
Longest span61 ft (18.6 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2022)
Projected traffic5,670 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

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 6 over Turner Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is US 6 over Turner Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does US 6 over Turner Creek carry?

About 4,550 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is US 6 over Turner Creek?

The structure is 69 ft (21 m) long with a longest span of 61 ft (18.6 m) and a deck 47 ft wide.

Who owns US 6 over Turner Creek?

It is owned by the State Highway Agency.