US Bridges

Ill 149 over Kinkaid Creek

Fair

Jackson County, Illinois · 0.9 M E of Ill 3 · Structure no. 039005600000000

Built
1986
39 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
238 ft
3 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 149 over Kinkaid Creek is a steel continuous stringer/multi-beam or girder carrying Ill 149 over Kinkaid Creek in Jackson County, Illinois. It was built in 1986, so it is 39 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 2,100 vehicles a day, roughly 13% of them trucks, projected to reach 2,323 by 2046. The structure is 238 ft (72.4 m) long and 39 ft wide. If it were closed, the detour would be 32.9 mi (53 km).

CarriesIll 149
CrossesKinkaid Creek
Location0.9 M E of Ill 3
RouteState Highway 149
Coordinates37.75752, -89.44759
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum 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 rating61.1 US tons
Inventory rating36.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length238 ft (72.4 m)
Longest span91 ft (27.8 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic2,323 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed32.9 mi (53 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 Ill 149 over Kinkaid Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Ill 149 over Kinkaid 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 February 2025.

How much traffic does Ill 149 over Kinkaid Creek carry?

About 2,100 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Ill 149 over Kinkaid Creek?

The structure is 238 ft (72.4 m) long with a longest span of 91 ft (27.8 m) and a deck 39 ft wide.

Who owns Ill 149 over Kinkaid Creek?

It is owned by the State Highway Agency.