US Bridges

Liable Road over Cady Marsh Ditch

GoodPosted for load

Lake County, Indiana · 00.10 S. of Wirth Rd. · Structure no. 4500180

Built
1985
40 years old
Condition
Good
inspected August 2024
Type
Slab
Wood or Timber
Length
26 ft
1 main span
Daily traffic
1,696
2019 count
Owner
County
County Highway Agency

About this bridge

Liable Road over Cady Marsh Ditch is a wood or timber slab carrying Liable Road over Cady Marsh Ditch in Lake County, Indiana. It was built in 1985, so it is 40 years old, younger than the Indiana average of 46.6 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. Its operating status is: posted for load restriction.

It carries about 1,696 vehicles a day, roughly 3% of them trucks, projected to reach 2,091 by 2040. The structure is 26 ft (8 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesLiable Road
CrossesCady Marsh Ditch
Location00.10 S. of Wirth Rd.
RouteCity Street 0
CountyLake County
StateIndiana
Coordinates41.54705, -87.44219
Functional classUrban Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating38.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length26 ft (8 m)
Longest span25 ft (7.7 m)
Deck width43 ft (13.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,696 (2019)
Projected traffic2,091 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$173,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Liable Road over Cady Marsh Ditch built?

It was built in 1985, making it 40 years old in 2025.

What condition is Liable Road over Cady Marsh Ditch 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 August 2024.

How much traffic does Liable Road over Cady Marsh Ditch carry?

About 1,696 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Liable Road over Cady Marsh Ditch?

The structure is 26 ft (8 m) long with a longest span of 25 ft (7.7 m) and a deck 43 ft wide.

Who owns Liable Road over Cady Marsh Ditch?

It is owned by the County Highway Agency.