US Bridges

TR 426 over Green River

Good

Henry County, Illinois · 2 Mi. S. Hooppole · Structure no. 037330000000000

Built
1992
33 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
163 ft
3 main spans
Daily traffic
25
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 426 over Green River is a prestressed concrete box beam or girders - multiple carrying TR 426 over Green River in Henry County, Illinois. It was built in 1992, so it is 33 years old, younger 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 25 vehicles a day, roughly 40% of them trucks, projected to reach 27 by 2046. The structure is 163 ft (49.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 426
CrossesGreen River
Location2 Mi. S. Hooppole
RouteCounty Highway 0
Coordinates41.48643, -89.92356
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 protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length163 ft (49.8 m)
Longest span82 ft (25 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2020)
Projected traffic27 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 426 over Green River built?

It was built in 1992, making it 33 years old in 2025.

What condition is TR 426 over Green River 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 December 2023.

How much traffic does TR 426 over Green River carry?

About 25 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is TR 426 over Green River?

The structure is 163 ft (49.8 m) long with a longest span of 82 ft (25 m) and a deck 24 ft wide.

Who owns TR 426 over Green River?

It is owned by the Town or Township Highway Agency.