US Bridges

Il Rt 9 over Kings Creek

Good

McLean County, Illinois · 3.6 MI E Il 122 · Structure no. 057024000000000

Built
2004
21 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
145 ft
2 main spans
Daily traffic
4,100
2023 count
Owner
State
State Highway Agency

About this bridge

Il Rt 9 over Kings Creek is a steel continuous stringer/multi-beam or girder carrying Il Rt 9 over Kings Creek in McLean 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 4,100 vehicles a day, roughly 10% of them trucks, projected to reach 3,990 by 2046. The structure is 145 ft (44.2 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIl Rt 9
CrossesKings Creek
Location3.6 MI E Il 122
RouteState Highway 9
Coordinates40.48734, -89.10559
Functional classUrban Minor Arterial

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 inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating87.2 US tons
Inventory rating52.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span71 ft (21.7 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2023)
Projected traffic3,990 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Rt 9 over Kings Creek built?

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

What condition is Il Rt 9 over Kings 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 March 2024.

How much traffic does Il Rt 9 over Kings Creek carry?

About 4,100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Il Rt 9 over Kings Creek?

The structure is 145 ft (44.2 m) long with a longest span of 71 ft (21.7 m) and a deck 43 ft wide.

Who owns Il Rt 9 over Kings Creek?

It is owned by the State Highway Agency.