US Bridges

US 54 over Six Mile Creek

Good

Pike County, Illinois · .3M SW Il 106 · Structure no. 075203300000000

Built
1997
28 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
44 ft
3 main spans
Daily traffic
2,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 54 over Six Mile Creek is a concrete continuous culvert carrying US 54 over Six Mile Creek in Pike County, Illinois. It was built in 1997, so it is 28 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 2,900 vehicles a day, roughly 15% of them trucks, projected to reach 3,306 by 2046. The structure is 44 ft (13.5 m) long. If it were closed, the detour would be 26.1 mi (42 km).

CarriesUS 54
CrossesSix Mile Creek
Location.3M SW Il 106
RouteU.S. Route 54
Coordinates39.60243, -90.87774
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.5 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2023)
Projected traffic3,306 by 2046
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 US 54 over Six Mile Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 54 over Six Mile 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 November 2021.

How much traffic does US 54 over Six Mile Creek carry?

About 2,900 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 54 over Six Mile Creek?

The structure is 44 ft (13.5 m) long with a longest span of 14 ft (4.2 m).

Who owns US 54 over Six Mile Creek?

It is owned by the State Highway Agency.