US Bridges

Ivy RD over I-39 & US 51

Fair

Ogle County, Illinois · 2.5 MI N of Ill 64 · Structure no. 071006500000000

Built
1980
45 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
2 main spans
Daily traffic
35
2022 count
Owner
State
State Highway Agency

About this bridge

Ivy RD over I-39 & US 51 is a steel continuous stringer/multi-beam or girder carrying Ivy 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 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 35 vehicles a day, roughly 34% of them trucks, projected to reach 52 by 2046. The structure is 258 ft (78.6 m) long and 30 ft wide.

Location

Open in Google Maps
CarriesIvy RD
CrossesI-39 & US 51
Location2.5 MI N of Ill 64
RouteCounty Highway 0
CountyOgle County
StateIllinois
Coordinates42.04337, -89.0207
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length258 ft (78.6 m)
Longest span105 ft (32 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2022)
Projected traffic52 by 2046
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ivy RD over I-39 & US 51 built?

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

What condition is Ivy RD over I-39 & US 51 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 February 2023.

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

About 35 vehicles per day (2022 count), of which roughly 34% are trucks.

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

The structure is 258 ft (78.6 m) long with a longest span of 105 ft (32 m) and a deck 30 ft wide.

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

It is owned by the State Highway Agency.