US Bridges

Grand Detour RD over Moore Creek

Good

Lee County, Illinois · 1.0 MI SE of Ill 2 · Structure no. 052543000000000

Built
1969
56 years old
Condition
Good
inspected February 2024
Type
Culvert
Steel
Length
30 ft
2 main spans
Daily traffic
200
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Grand Detour RD over Moore Creek is a steel culvert carrying Grand Detour RD over Moore Creek in Lee County, Illinois. It was built in 1969, so it is 56 years old, older 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 200 vehicles a day, roughly 16% of them trucks, projected to reach 202 by 2046. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGrand Detour RD
CrossesMoore Creek
Location1.0 MI SE of Ill 2
RouteCounty Highway 0
Coordinates41.8788, -89.41381
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 15
Structure length30 ft (9.1 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2017)
Projected traffic202 by 2046
Trucks16%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Grand Detour RD over Moore Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Grand Detour RD over Moore 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 February 2024.

How much traffic does Grand Detour RD over Moore Creek carry?

About 200 vehicles per day (2017 count), of which roughly 16% are trucks.

How long is Grand Detour RD over Moore Creek?

The structure is 30 ft (9.1 m) long with a longest span of 13 ft (4.1 m).

Who owns Grand Detour RD over Moore Creek?

It is owned by the Town or Township Highway Agency.