US Bridges

FAS 174N/CH 41 over Indian Creek

Fair

LaSalle County, Illinois · E 1351 N 4600 · Structure no. 050340100000000

Built
1952
73 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
66 ft
2 main spans
Daily traffic
200
2021 count
Owner
County
County Highway Agency

About this bridge

FAS 174N/CH 41 over Indian Creek is a concrete slab carrying FAS 174N/CH 41 over Indian Creek in LaSalle County, Illinois. It was built in 1952, so it is 73 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 200 vehicles a day, roughly 57% of them trucks, projected to reach 202 by 2046. The structure is 66 ft (20.1 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFAS 174N/CH 41
CrossesIndian Creek
LocationE 1351 N 4600
RouteCounty Highway 0
CountyLaSalle County
StateIllinois
Coordinates41.59946, -88.91407
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length66 ft (20.1 m)
Longest span32 ft (9.8 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2021)
Projected traffic202 by 2046
Trucks57%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 174N/CH 41 over Indian Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is FAS 174N/CH 41 over Indian 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 April 2023.

How much traffic does FAS 174N/CH 41 over Indian Creek carry?

About 200 vehicles per day (2021 count), of which roughly 57% are trucks.

How long is FAS 174N/CH 41 over Indian Creek?

The structure is 66 ft (20.1 m) long with a longest span of 32 ft (9.8 m) and a deck 26 ft wide.

Who owns FAS 174N/CH 41 over Indian Creek?

It is owned by the County Highway Agency.