US Bridges

Walden Lane over Ravine

Fair

Lake County, Illinois · Walden at Westleih · Structure no. 049685900000000

Built
1914
111 years old, rebuilt 1995
Condition
Fair
inspected May 2023
Type
Other
Steel
Length
118 ft
1 main span
Daily traffic
175
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Walden Lane over Ravine is a steel other carrying Walden Lane over Ravine in Lake County, Illinois. It was built in 1914 and reconstructed in 1995, so it is 111 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 175 vehicles a day, roughly 10% of them trucks, projected to reach 202 by 2046. The structure is 118 ft (36 m) long and 20 ft wide.

Location

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CarriesWalden Lane
CrossesRavine
LocationWalden at Westleih
RouteCity Street 0
CountyLake County
StateIllinois
Coordinates42.23335, -87.82212
Functional classUrban 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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeOther
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length118 ft (36 m)
Longest span85 ft (25.9 m)
Deck width20 ft (6.2 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic202 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Walden Lane over Ravine built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1995.

What condition is Walden Lane over Ravine 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 May 2023.

How much traffic does Walden Lane over Ravine carry?

About 175 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Walden Lane over Ravine?

The structure is 118 ft (36 m) long with a longest span of 85 ft (25.9 m) and a deck 20 ft wide.

Who owns Walden Lane over Ravine?

It is owned by the City or Municipal Highway Agency.