US Bridges

Il 3-FAP 312 over Reeds Creek

Good

Jackson County, Illinois · 4 MI S Randolph CO · Structure no. 039006600000000

Built
2001
24 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
98 ft
1 main span
Daily traffic
2,150
2023 count
Owner
State
State Highway Agency

About this bridge

Il 3-FAP 312 over Reeds Creek is a steel stringer/multi-beam or girder carrying Il 3-FAP 312 over Reeds Creek in Jackson County, Illinois. It was built in 2001, so it is 24 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 2,150 vehicles a day, roughly 21% of them trucks, projected to reach 2,273 by 2046. The structure is 98 ft (29.9 m) long and 39 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesIl 3-FAP 312
CrossesReeds Creek
Location4 MI S Randolph CO
RouteState Highway 3
Coordinates37.80876, -89.60201
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2022
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 rating89 US tons
Inventory rating53.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span95 ft (28.9 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,150 (2023)
Projected traffic2,273 by 2046
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 3-FAP 312 over Reeds Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Il 3-FAP 312 over Reeds 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 August 2022.

How much traffic does Il 3-FAP 312 over Reeds Creek carry?

About 2,150 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is Il 3-FAP 312 over Reeds Creek?

The structure is 98 ft (29.9 m) long with a longest span of 95 ft (28.9 m) and a deck 39 ft wide.

Who owns Il 3-FAP 312 over Reeds Creek?

It is owned by the State Highway Agency.