US Bridges

Il 255 NB (FAP310N over E Fork Woodriver Ck

Good

Madison County, Illinois · .75 MI S of Culp LN · Structure no. 060029600000000

Built
2005
20 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
291 ft
3 main spans
Daily traffic
16,900
2024 count
Owner
State
State Highway Agency

About this bridge

Il 255 NB (FAP310N over E Fork Woodriver Ck is a prestressed concrete stringer/multi-beam or girder carrying Il 255 NB (FAP310N over E Fork Woodriver Ck 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,900 vehicles a day, roughly 9% of them trucks, projected to reach 8,721 by 2046. The structure is 291 ft (88.7 m) long and 46 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesIl 255 NB (FAP310N
CrossesE Fork Woodriver Ck
Location.75 MI S of Culp LN
RouteState Highway 255
CountyMadison County
StateIllinois
Coordinates38.9198, -90.07564
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length291 ft (88.7 m)
Longest span97 ft (29.6 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,900 (2024)
Projected traffic8,721 by 2046
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes

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 Il 255 NB (FAP310N over E Fork Woodriver Ck built?

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

What condition is Il 255 NB (FAP310N over E Fork Woodriver Ck 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 November 2024.

How much traffic does Il 255 NB (FAP310N over E Fork Woodriver Ck carry?

About 16,900 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Il 255 NB (FAP310N over E Fork Woodriver Ck?

The structure is 291 ft (88.7 m) long with a longest span of 97 ft (29.6 m) and a deck 46 ft wide.

Who owns Il 255 NB (FAP310N over E Fork Woodriver Ck?

It is owned by the State Highway Agency.