US Bridges

Devils Backbone RD over Gale Creek

Fair

Ogle County, Illinois · 1.5 MI W Oregon · Structure no. 071506000000000

Built
1972
53 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
51 ft
4 main spans
Daily traffic
375
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Devils Backbone RD over Gale Creek is a concrete culvert carrying Devils Backbone RD over Gale Creek in Ogle County, Illinois. It was built in 1972, so it is 53 years old, older 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 375 vehicles a day, roughly 64% of them trucks, projected to reach 156 by 2046. The structure is 51 ft (15.5 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesDevils Backbone RD
CrossesGale Creek
Location1.5 MI W Oregon
RouteCounty Highway 0
CountyOgle County
StateIllinois
Coordinates42.0028, -89.36383
Functional classRural Local

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: 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
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 15
Structure length51 ft (15.5 m)
Longest span12 ft (3.7 m)
Deck width30 ft (9 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2022)
Projected traffic156 by 2046
Trucks64%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Devils Backbone RD over Gale Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Devils Backbone RD over Gale 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 August 2023.

How much traffic does Devils Backbone RD over Gale Creek carry?

About 375 vehicles per day (2022 count), of which roughly 64% are trucks.

How long is Devils Backbone RD over Gale Creek?

The structure is 51 ft (15.5 m) long with a longest span of 12 ft (3.7 m) and a deck 30 ft wide.

Who owns Devils Backbone RD over Gale Creek?

It is owned by the Town or Township Highway Agency.