US Bridges

FAS 334 CH-9 over Sugar Creek

Good

Iroquois County, Illinois · 1.42 MI W of Ill 1 · Structure no. 038018000000000

Built
1984
41 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
235 ft
3 main spans
Daily traffic
1,000
2022 count
Owner
County
County Highway Agency

About this bridge

FAS 334 CH-9 over Sugar Creek is a prestressed concrete box beam or girders - multiple carrying FAS 334 CH-9 over Sugar Creek in Iroquois County, Illinois. It was built in 1984, so it is 41 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 1,000 vehicles a day, roughly 11% of them trucks, projected to reach 808 by 2046. The structure is 235 ft (71.6 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 334 CH-9
CrossesSugar Creek
Location1.42 MI W of Ill 1
RouteCounty Highway 0
Coordinates40.63008, -87.72296
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length235 ft (71.6 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic808 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 334 CH-9 over Sugar Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is FAS 334 CH-9 over Sugar 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 August 2024.

How much traffic does FAS 334 CH-9 over Sugar Creek carry?

About 1,000 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is FAS 334 CH-9 over Sugar Creek?

The structure is 235 ft (71.6 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns FAS 334 CH-9 over Sugar Creek?

It is owned by the County Highway Agency.