US Bridges

Realigned Il 3 over Trib of Miller Creek

Fair

Alexander County, Illinois · 1/4 MI So of Thebes · Structure no. 002200100000000

Built
1991
34 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete Continuous
Length
25 ft
3 main spans
Daily traffic
3,200
2023 count
Owner
State
State Highway Agency

About this bridge

Realigned Il 3 over Trib of Miller Creek is a concrete continuous culvert carrying Realigned Il 3 over Trib of Miller Creek in Alexander County, Illinois. It was built in 1991, so it is 34 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 3,200 vehicles a day, roughly 16% of them trucks, projected to reach 3,535 by 2046. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesRealigned Il 3
CrossesTrib of Miller Creek
Location1/4 MI So of Thebes
RouteState Highway 3
Coordinates37.21423, -89.43721
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.1 US tons
Inventory rating58.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span8 ft (2.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2023)
Projected traffic3,535 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 Realigned Il 3 over Trib of Miller Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Realigned Il 3 over Trib of Miller 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 2024.

How much traffic does Realigned Il 3 over Trib of Miller Creek carry?

About 3,200 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is Realigned Il 3 over Trib of Miller Creek?

The structure is 25 ft (7.7 m) long with a longest span of 8 ft (2.5 m).

Who owns Realigned Il 3 over Trib of Miller Creek?

It is owned by the State Highway Agency.