US Bridges

Ch 11 over Trib to Raccoon Crk

Good

Lawrence County, Illinois · 6 MI SW Bridgeport · Structure no. 051331100000000

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 11 over Trib to Raccoon Crk is a prestressed concrete box beam or girders - multiple carrying Ch 11 over Trib to Raccoon Crk in Lawrence County, Illinois. It was built in 2021, so it is 4 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 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 25 vehicles a day, roughly 4% of them trucks, projected to reach 51 by 2046. The structure is 58 ft (17.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCh 11
CrossesTrib to Raccoon Crk
Location6 MI SW Bridgeport
RouteCounty Highway 0
Coordinates38.64298, -87.81495
Functional classRural Minor 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 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating56.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length58 ft (17.6 m)
Longest span56 ft (17.1 m)
Deck width28 ft (8.6 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic51 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ch 11 over Trib to Raccoon Crk built?

It was built in 2021, making it 4 years old in 2025.

What condition is Ch 11 over Trib to Raccoon Crk 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 11 over Trib to Raccoon Crk carry?

About 25 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Ch 11 over Trib to Raccoon Crk?

The structure is 58 ft (17.6 m) long with a longest span of 56 ft (17.1 m) and a deck 28 ft wide.

Who owns Ch 11 over Trib to Raccoon Crk?

It is owned by the County Highway Agency.