US Bridges

Kennedy Avenue over Cady Marsh Ditch

FairPosted for load

Lake County, Indiana · 00.30 S of Ridge RD · Structure no. 4500173

Built
1970
55 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
18,131
2019 count
Owner
County
County Highway Agency

About this bridge

Kennedy Avenue over Cady Marsh Ditch is a prestressed concrete box beam or girders - multiple carrying Kennedy Avenue over Cady Marsh Ditch in Lake County, Indiana. It was built in 1970, so it is 55 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 18,131 vehicles a day, roughly 3% of them trucks, projected to reach 22,345 by 2040. The structure is 36 ft (10.9 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesKennedy Avenue
CrossesCady Marsh Ditch
Location00.30 S of Ridge RD
RouteCity Street 0
StateIndiana
Coordinates41.54887, -87.4616
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.9 US tons
Inventory rating10.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length36 ft (10.9 m)
Longest span33 ft (10 m)
Deck width63 ft (19.2 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,131 (2019)
Projected traffic22,345 by 2040
Trucks3%
Lanes on structure4
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$239,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kennedy Avenue over Cady Marsh Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Kennedy Avenue over Cady Marsh Ditch 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 August 2024.

How much traffic does Kennedy Avenue over Cady Marsh Ditch carry?

About 18,131 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Kennedy Avenue over Cady Marsh Ditch?

The structure is 36 ft (10.9 m) long with a longest span of 33 ft (10 m) and a deck 63 ft wide.

Who owns Kennedy Avenue over Cady Marsh Ditch?

It is owned by the County Highway Agency.