US Bridges

Base Line RD over Owen Creek

FairPosted for load

DeKalb County, Illinois · 3000N 365E · Structure no. 019400300000000

Built
1966
59 years old, rebuilt 2000
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
3 main spans
Daily traffic
300
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Base Line RD over Owen Creek is a prestressed concrete box beam or girders - multiple carrying Base Line RD over Owen Creek in DeKalb County, Illinois. It was built in 1966 and reconstructed in 2000, so it is 59 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. Its operating status is: posted for load restriction.

It carries about 300 vehicles a day, roughly 40% of them trucks, projected to reach 336 by 2046. The structure is 94 ft (28.8 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBase Line RD
CrossesOwen Creek
Location3000N 365E
RouteCounty Highway 0
Coordinates42.06571, -88.87562
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length94 ft (28.8 m)
Longest span31 ft (9.5 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic336 by 2046
Trucks40%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$227,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Base Line RD over Owen Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2000.

What condition is Base Line RD over Owen 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 April 2024.

How much traffic does Base Line RD over Owen Creek carry?

About 300 vehicles per day (2021 count), of which roughly 40% are trucks.

How long is Base Line RD over Owen Creek?

The structure is 94 ft (28.8 m) long with a longest span of 31 ft (9.5 m) and a deck 30 ft wide.

Who owns Base Line RD over Owen Creek?

It is owned by the Town or Township Highway Agency.