US Bridges

South Alley over Cedar Creek

PoorPosted for load

Lake County, Indiana · 00.10 S.E. of SR 2 · Structure no. 4500163

Built
1979
46 years old
Condition
Poor
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
308
2012 count
Owner
County
County Highway Agency

About this bridge

South Alley over Cedar Creek is a prestressed concrete box beam or girders - multiple carrying South Alley over Cedar Creek in Lake County, Indiana. It was built in 1979, so it is 46 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 308 vehicles a day, roughly 1% of them trucks, projected to reach 407 by 2040. The structure is 41 ft (12.4 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSouth Alley
CrossesCedar Creek
Location00.10 S.E. of SR 2
RouteCity Street 0
StateIndiana
Coordinates41.29081, -87.42202
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.5 US tons
Inventory rating21.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length41 ft (12.4 m)
Longest span40 ft (12.1 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic308 (2012)
Projected traffic407 by 2040
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$938,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was South Alley over Cedar Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is South Alley over Cedar Creek 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 South Alley over Cedar Creek carry?

About 308 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is South Alley over Cedar Creek?

The structure is 41 ft (12.4 m) long with a longest span of 40 ft (12.1 m) and a deck 28 ft wide.

Who owns South Alley over Cedar Creek?

It is owned by the County Highway Agency.