US Bridges

Madison Street over Beaver Dam Ditch

PoorPosted for load

Lake County, Indiana · 00.10 S. of 101st Ave · Structure no. 4500056

Built
1988
37 years old
Condition
Poor
inspected August 2024
Type
Slab
Wood or Timber
Length
62 ft
3 main spans
Daily traffic
1,622
2012 count
Owner
County
County Highway Agency

About this bridge

Madison Street over Beaver Dam Ditch is a wood or timber slab carrying Madison Street over Beaver Dam Ditch in Lake County, Indiana. It was built in 1988, so it is 37 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,622 vehicles a day, roughly 1% of them trucks, projected to reach 2,101 by 2038. The structure is 62 ft (18.8 m) long and 26 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMadison Street
CrossesBeaver Dam Ditch
Location00.10 S. of 101st Ave
RouteCity Street 0
StateIndiana
Coordinates41.43201, -87.34036
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span25 ft (7.7 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,622 (2012)
Projected traffic2,101 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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$90,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Madison Street over Beaver Dam Ditch built?

It was built in 1988, making it 37 years old in 2025.

What condition is Madison Street over Beaver Dam Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Madison Street over Beaver Dam Ditch carry?

About 1,622 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Madison Street over Beaver Dam Ditch?

The structure is 62 ft (18.8 m) long with a longest span of 25 ft (7.7 m) and a deck 26 ft wide.

Who owns Madison Street over Beaver Dam Ditch?

It is owned by the County Highway Agency.