US Bridges

Arizona Street over Deep River

Poor

Lake County, Indiana · 00.30 N of 61st Ave · Structure no. 4500097

Built
1964
61 years old
Condition
Poor
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
100 ft
3 main spans
Daily traffic
2,141
2018 count
Owner
County
County Highway Agency

About this bridge

Arizona Street over Deep River is a prestressed concrete box beam or girders - multiple carrying Arizona Street over Deep River in Lake County, Indiana. It was built in 1964, so it is 61 years old, older 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.

It carries about 2,141 vehicles a day, roughly 3% of them trucks, projected to reach 2,692 by 2041. The structure is 100 ft (30.4 m) long and 27 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesArizona Street
CrossesDeep River
Location00.30 N of 61st Ave
RouteCity Street 0
StateIndiana
Coordinates41.51184, -87.28585
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.2 US tons
Inventory rating25.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length100 ft (30.4 m)
Longest span39 ft (12 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,141 (2018)
Projected traffic2,692 by 2041
Trucks3%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Arizona Street over Deep River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Arizona Street over Deep River 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 Arizona Street over Deep River carry?

About 2,141 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Arizona Street over Deep River?

The structure is 100 ft (30.4 m) long with a longest span of 39 ft (12 m) and a deck 27 ft wide.

Who owns Arizona Street over Deep River?

It is owned by the County Highway Agency.