US Bridges

Hickory Hills RD over Br of Elkhorn Creek

Fair

Whiteside County, Illinois · 4 MI N. Sterling · Structure no. 098555000000000

Built
1958
67 years old, rebuilt 1966
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
350
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Hickory Hills RD over Br of Elkhorn Creek is a concrete continuous culvert carrying Hickory Hills RD over Br of Elkhorn Creek in Whiteside County, Illinois. It was built in 1958 and reconstructed in 1966, so it is 67 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 5 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 350 vehicles a day, roughly 3% of them trucks, projected to reach 354 by 2046. The structure is 24 ft (7.3 m) long and 38 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHickory Hills RD
CrossesBr of Elkhorn Creek
Location4 MI N. Sterling
RouteCounty Highway 0
Coordinates41.84146, -89.72692
Functional classUrban 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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length24 ft (7.3 m)
Longest span12 ft (3.6 m)
Deck width38 ft (11.7 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2021)
Projected traffic354 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Hickory Hills RD over Br of Elkhorn Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1966.

What condition is Hickory Hills RD over Br of Elkhorn 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 October 2023.

How much traffic does Hickory Hills RD over Br of Elkhorn Creek carry?

About 350 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Hickory Hills RD over Br of Elkhorn Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.6 m) and a deck 38 ft wide.

Who owns Hickory Hills RD over Br of Elkhorn Creek?

It is owned by the Town or Township Highway Agency.