US Bridges

US 6 / FAP 623 over Creek

Good

LaSalle County, Illinois · 1.91 MI W of Il 170 · Structure no. 050205400000000

Built
2013
12 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
2,850
2023 count
Owner
State
State Highway Agency

About this bridge

US 6 / FAP 623 over Creek is a concrete culvert carrying US 6 / FAP 623 over Creek in LaSalle County, Illinois. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,850 vehicles a day, roughly 11% of them trucks, projected to reach 3,131 by 2046. The structure is 25 ft (7.5 m) long and 72 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 6 / FAP 623
CrossesCreek
Location1.91 MI W of Il 170
RouteU.S. Route 6
Coordinates41.31633, -88.64431
Functional classRural 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length25 ft (7.5 m)
Longest span12 ft (3.6 m)
Deck width72 ft (21.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,850 (2023)
Projected traffic3,131 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 US 6 / FAP 623 over Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is US 6 / FAP 623 over 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 US 6 / FAP 623 over Creek carry?

About 2,850 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 6 / FAP 623 over Creek?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.6 m) and a deck 72 ft wide.

Who owns US 6 / FAP 623 over Creek?

It is owned by the State Highway Agency.