US Bridges

FAS 656(CH 33) over W Br Little Wabash R

Good

Shelby County, Illinois · 1.5 MI NW Trowbridge · Structure no. 087337300000000

Built
1981
44 years old
Condition
Good
inspected March 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
800
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 656(CH 33) over W Br Little Wabash R is a prestressed concrete box beam or girders - multiple carrying FAS 656(CH 33) over W Br Little Wabash R in Shelby County, Illinois. It was built in 1981, so it is 44 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 800 vehicles a day, roughly 16% of them trucks, projected to reach 859 by 2046. The structure is 146 ft (44.5 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFAS 656(CH 33)
CrossesW Br Little Wabash R
Location1.5 MI NW Trowbridge
RouteCounty Highway 0
Coordinates39.31665, -88.5449
Functional classRural Major Collector

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 inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span48 ft (14.6 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2024)
Projected traffic859 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FAS 656(CH 33) over W Br Little Wabash R built?

It was built in 1981, making it 44 years old in 2025.

What condition is FAS 656(CH 33) over W Br Little Wabash R 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 March 2022.

How much traffic does FAS 656(CH 33) over W Br Little Wabash R carry?

About 800 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is FAS 656(CH 33) over W Br Little Wabash R?

The structure is 146 ft (44.5 m) long with a longest span of 48 ft (14.6 m) and a deck 30 ft wide.

Who owns FAS 656(CH 33) over W Br Little Wabash R?

It is owned by the County Highway Agency.