US Bridges

Oak Grove RD over Middle Creek

Fair

Ogle County, Illinois · 4 MI NW Byron · Structure no. 071512200000000

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
25
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Oak Grove RD over Middle Creek is a concrete culvert carrying Oak Grove RD over Middle Creek in Ogle County, Illinois. It was built in 1967, so it is 58 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 25 vehicles a day, projected to reach 26 by 2046. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOak Grove RD
CrossesMiddle Creek
Location4 MI NW Byron
RouteCounty Highway 0
Coordinates42.1743, -89.29361
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 protection7 GoodSome minor problems.
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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 15
Structure length22 ft (6.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2017)
Projected traffic26 by 2046
Trucks0%
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 Oak Grove RD over Middle Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Oak Grove RD over Middle 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 Oak Grove RD over Middle Creek carry?

About 25 vehicles per day (2017 count).

How long is Oak Grove RD over Middle Creek?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m).

Who owns Oak Grove RD over Middle Creek?

It is owned by the Town or Township Highway Agency.