US Bridges

FAS 929 over Mccorkle Creek

Good

Johnson County, Illinois · .25 MI S Il 146 · Structure no. 044312700000000

Built
2004
21 years old
Condition
Good
inspected May 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
750
2021 count
Owner
County
County Highway Agency

About this bridge

FAS 929 over Mccorkle Creek is a prestressed concrete box beam or girders - multiple carrying FAS 929 over Mccorkle Creek in Johnson County, Illinois. It was built in 2004, so it is 21 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 750 vehicles a day, roughly 3% of them trucks, projected to reach 788 by 2046. The structure is 69 ft (21.1 m) long and 30 ft wide.

CarriesFAS 929
CrossesMccorkle Creek
Location.25 MI S Il 146
RouteCounty Highway 0
Coordinates37.41337, -88.87463
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length69 ft (21.1 m)
Longest span67 ft (20.4 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2021)
Projected traffic788 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 929 over Mccorkle Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is FAS 929 over Mccorkle 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 May 2021.

How much traffic does FAS 929 over Mccorkle Creek carry?

About 750 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 929 over Mccorkle Creek?

The structure is 69 ft (21.1 m) long with a longest span of 67 ft (20.4 m) and a deck 30 ft wide.

Who owns FAS 929 over Mccorkle Creek?

It is owned by the County Highway Agency.