US Bridges

Ch 18/FAS 777 over Shoal Creek

Good

Bond County, Illinois · 8M N Greenville · Structure no. 003300300000000

Built
1938
87 years old, rebuilt 1994
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
427 ft
6 main spans
Daily traffic
500
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 18/FAS 777 over Shoal Creek is a steel continuous stringer/multi-beam or girder carrying Ch 18/FAS 777 over Shoal Creek in Bond County, Illinois. It was built in 1938 and reconstructed in 1994, so it is 87 years old, older 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 500 vehicles a day, roughly 11% of them trucks, projected to reach 505 by 2046. The structure is 427 ft (130 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesCh 18/FAS 777
CrossesShoal Creek
Location8M N Greenville
RouteCounty Highway 0
CountyBond County
StateIllinois
Coordinates38.98685, -89.54033
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length427 ft (130 m)
Longest span100 ft (30.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2020)
Projected traffic505 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Ch 18/FAS 777 over Shoal Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1994.

What condition is Ch 18/FAS 777 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 December 2023.

How much traffic does Ch 18/FAS 777 over Shoal Creek carry?

About 500 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Ch 18/FAS 777 over Shoal Creek?

The structure is 427 ft (130 m) long with a longest span of 100 ft (30.5 m) and a deck 32 ft wide.

Who owns Ch 18/FAS 777 over Shoal Creek?

It is owned by the County Highway Agency.