US Bridges

FAS 325 over Sugar Creek

Fair

Iroquois County, Illinois · .75 MI SW Watseka · Structure no. 038350000000000

Built
1974
51 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
345 ft
4 main spans
Daily traffic
1,300
2022 count
Owner
County
County Highway Agency

About this bridge

FAS 325 over Sugar Creek is a steel continuous stringer/multi-beam or girder carrying FAS 325 over Sugar Creek in Iroquois County, Illinois. It was built in 1974, so it is 51 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,300 vehicles a day, roughly 2% of them trucks, projected to reach 1,515 by 2046. The structure is 345 ft (105.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 325
CrossesSugar Creek
Location.75 MI SW Watseka
RouteCounty Highway 0
Coordinates40.75761, -87.74462
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating62.8 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length345 ft (105.2 m)
Longest span94 ft (28.8 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic1,515 by 2046
Trucks2%
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 325 over Sugar Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is FAS 325 over Sugar Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does FAS 325 over Sugar Creek carry?

About 1,300 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is FAS 325 over Sugar Creek?

The structure is 345 ft (105.2 m) long with a longest span of 94 ft (28.8 m) and a deck 36 ft wide.

Who owns FAS 325 over Sugar Creek?

It is owned by the County Highway Agency.