US Bridges

US 40/FAS 779 over Shoal Creek

Good

Bond County, Illinois · 1.9 MI E Pocahontas · Structure no. 003005800000000

Built
1994
31 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
440 ft
4 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 40/FAS 779 over Shoal Creek is a steel continuous stringer/multi-beam or girder carrying US 40/FAS 779 over Shoal Creek in Bond County, Illinois. It was built in 1994, so it is 31 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 1,300 vehicles a day, roughly 5% of them trucks, projected to reach 1,111 by 2046. The structure is 440 ft (134.1 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 40/FAS 779
CrossesShoal Creek
Location1.9 MI E Pocahontas
RouteU.S. Route 40
Coordinates38.83656, -89.50584
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating42.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length440 ft (134.1 m)
Longest span130 ft (39.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,111 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 US 40/FAS 779 over Shoal Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is US 40/FAS 779 over Shoal Creek 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 October 2024.

How much traffic does US 40/FAS 779 over Shoal Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 40/FAS 779 over Shoal Creek?

The structure is 440 ft (134.1 m) long with a longest span of 130 ft (39.6 m) and a deck 35 ft wide.

Who owns US 40/FAS 779 over Shoal Creek?

It is owned by the State Highway Agency.