US Bridges

Bethel RD over I-39 & US 51

Good

Ogle County, Illinois · 1 MI S of Ill 64 · Structure no. 071005600000000

Built
1980
45 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
259 ft
2 main spans
Daily traffic
250
2017 count
Owner
State
State Highway Agency

About this bridge

Bethel RD over I-39 & US 51 is a steel continuous stringer/multi-beam or girder carrying Bethel RD over I-39 & US 51 in Ogle County, Illinois. It was built in 1980, so it is 45 years old, younger 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 250 vehicles a day, projected to reach 260 by 2046. The structure is 259 ft (78.9 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBethel RD
CrossesI-39 & US 51
Location1 MI S of Ill 64
RouteCounty Highway 0
Coordinates41.98541, -89.02046
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.6 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length259 ft (78.9 m)
Longest span108 ft (33 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2017)
Projected traffic260 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Bethel RD over I-39 & US 51 built?

It was built in 1980, making it 45 years old in 2025.

What condition is Bethel RD over I-39 & US 51 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 November 2023.

How much traffic does Bethel RD over I-39 & US 51 carry?

About 250 vehicles per day (2017 count).

How long is Bethel RD over I-39 & US 51?

The structure is 259 ft (78.9 m) long with a longest span of 108 ft (33 m) and a deck 30 ft wide.

Who owns Bethel RD over I-39 & US 51?

It is owned by the State Highway Agency.