US Bridges

Ill 2 N B over Soo RR &old River RD

Fair

Winnebago County, Illinois · 0.3 M S Hononegah RD · Structure no. 101012800000000

Built
1966
59 years old, rebuilt 1991
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
265 ft
4 main spans
Daily traffic
8,550
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 2 N B over Soo RR &old River RD is a steel continuous stringer/multi-beam or girder carrying Ill 2 N B over Soo RR &old River RD in Winnebago County, Illinois. It was built in 1966 and reconstructed in 1991, 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.

It carries about 8,550 vehicles a day, roughly 4% of them trucks, projected to reach 4,015 by 2046. The structure is 265 ft (80.7 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIll 2 N B
CrossesSoo RR &old River RD
Location0.3 M S Hononegah RD
RouteState Highway 2
Coordinates42.44168, -89.06184
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating48.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length265 ft (80.7 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,550 (2023)
Projected traffic4,015 by 2046
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ill 2 N B over Soo RR &old River RD built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1991.

What condition is Ill 2 N B over Soo RR &old River RD 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 September 2023.

How much traffic does Ill 2 N B over Soo RR &old River RD carry?

About 8,550 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Ill 2 N B over Soo RR &old River RD?

The structure is 265 ft (80.7 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Ill 2 N B over Soo RR &old River RD?

It is owned by the State Highway Agency.