US Bridges

FAS 656(CH 28) over Trib of W Branch

Good

Shelby County, Illinois · 3.6 MI SE Strasburg · Structure no. 087347200000000

Built
1997
28 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
850
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 656(CH 28) over Trib of W Branch is a concrete culvert carrying FAS 656(CH 28) over Trib of W Branch in Shelby County, Illinois. It was built in 1997, so it is 28 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 850 vehicles a day, roughly 15% of them trucks, projected to reach 909 by 2046. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 656(CH 28)
CrossesTrib of W Branch
Location3.6 MI SE Strasburg
RouteCounty Highway 0
Coordinates39.31687, -88.57452
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2024)
Projected traffic909 by 2046
Trucks15%
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

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 28) over Trib of W Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is FAS 656(CH 28) over Trib of W 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 March 2022.

How much traffic does FAS 656(CH 28) over Trib of W Branch carry?

About 850 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is FAS 656(CH 28) over Trib of W Branch?

The structure is 22 ft (6.8 m) long with a longest span of 10 ft (3 m).

Who owns FAS 656(CH 28) over Trib of W Branch?

It is owned by the County Highway Agency.