US Bridges

Bunkum Rd/ FAU 916 over FAI 255

Good

St. Clair County, Illinois · 0.2MI N of FAI 64 · Structure no. 082024300000000

Built
1985
40 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
338 ft
4 main spans
Daily traffic
1,500
2023 count
Owner
State
State Highway Agency

About this bridge

Bunkum Rd/ FAU 916 over FAI 255 is a steel continuous stringer/multi-beam or girder carrying Bunkum Rd/ FAU 916 over FAI 255 in St. Clair County, Illinois. It was built in 1985, so it is 40 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 1,500 vehicles a day, roughly 19% of them trucks, projected to reach 1,566 by 2046. The structure is 338 ft (103 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesBunkum Rd/ FAU 916
CrossesFAI 255
Location0.2MI N of FAI 64
CountySt. Clair County
StateIllinois
Coordinates38.6227, -90.06782
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length338 ft (103 m)
Longest span86 ft (26.2 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic1,566 by 2046
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Bunkum Rd/ FAU 916 over FAI 255 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Bunkum Rd/ FAU 916 over FAI 255 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 January 2025.

How much traffic does Bunkum Rd/ FAU 916 over FAI 255 carry?

About 1,500 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is Bunkum Rd/ FAU 916 over FAI 255?

The structure is 338 ft (103 m) long with a longest span of 86 ft (26.2 m) and a deck 43 ft wide.

Who owns Bunkum Rd/ FAU 916 over FAI 255?

It is owned by the State Highway Agency.