US Bridges

TR 281 Lower Marin over Wendell Branch

Good

Madison County, Illinois · 1.0 MI NE Troy · Structure no. 060333900000000

Built
2005
20 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
96 ft
3 main spans
Daily traffic
575
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 281 Lower Marin over Wendell Branch is a prestressed concrete box beam or girders - multiple carrying TR 281 Lower Marin over Wendell Branch in Madison County, Illinois. It was built in 2005, so it is 20 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 575 vehicles a day, roughly 8% of them trucks, projected to reach 615 by 2046. The structure is 96 ft (29.4 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 281 Lower Marin
CrossesWendell Branch
Location1.0 MI NE Troy
RouteCounty Highway 0
Coordinates38.74286, -89.85339
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length96 ft (29.4 m)
Longest span35 ft (10.7 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2021)
Projected traffic615 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 281 Lower Marin over Wendell Branch built?

It was built in 2005, making it 20 years old in 2025.

What condition is TR 281 Lower Marin over Wendell Branch 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 2024.

How much traffic does TR 281 Lower Marin over Wendell Branch carry?

About 575 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is TR 281 Lower Marin over Wendell Branch?

The structure is 96 ft (29.4 m) long with a longest span of 35 ft (10.7 m) and a deck 28 ft wide.

Who owns TR 281 Lower Marin over Wendell Branch?

It is owned by the Town or Township Highway Agency.