US Bridges

FAS-1702 (CH-11) over Brushy Creek

Fair

Crawford County, Illinois · 0.5 MI E Flat Rock · Structure no. 017305300000000

Built
1994
31 years old
Condition
Fair
inspected January 2023
Type
Slab
Concrete Continuous
Length
79 ft
3 main spans
Daily traffic
550
2023 count
Owner
County
County Highway Agency

About this bridge

FAS-1702 (CH-11) over Brushy Creek is a concrete continuous slab carrying FAS-1702 (CH-11) over Brushy Creek in Crawford 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 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 550 vehicles a day, roughly 10% of them trucks, projected to reach 556 by 2046. The structure is 79 ft (24.2 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesFAS-1702 (CH-11)
CrossesBrushy Creek
Location0.5 MI E Flat Rock
RouteCounty Highway 0
CountyCrawford County
StateIllinois
Coordinates38.90406, -87.66173
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length79 ft (24.2 m)
Longest span29 ft (8.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic556 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-1702 (CH-11) over Brushy Creek built?

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

What condition is FAS-1702 (CH-11) over Brushy 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 January 2023.

How much traffic does FAS-1702 (CH-11) over Brushy Creek carry?

About 550 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FAS-1702 (CH-11) over Brushy Creek?

The structure is 79 ft (24.2 m) long with a longest span of 29 ft (8.7 m) and a deck 31 ft wide.

Who owns FAS-1702 (CH-11) over Brushy Creek?

It is owned by the County Highway Agency.