US Bridges

Montrose Drive over Pedestrian Underpass

Fair

Cook County, Illinois · 4400N 500W · Structure no. 016652600000000

Built
1936
89 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Concrete
Length
30 ft
1 main span
Daily traffic
6,250
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Montrose Drive over Pedestrian Underpass is a concrete arch - deck carrying Montrose Drive over Pedestrian Underpass in Cook County, Illinois. It was built in 1936, so it is 89 years old, older than the Illinois average of 45.3 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.

It carries about 6,250 vehicles a day, roughly 3% of them trucks, projected to reach 3,131 by 2046. The structure is 30 ft (9.1 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMontrose Drive
CrossesPedestrian Underpass
Location4400N 500W
RouteCity Street 0
CountyCook County
StateIllinois
Coordinates41.96231, -87.64357
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.6 US tons
Inventory rating53.2 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width66 ft (20.2 m)
Roadway width61 ft (18.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,250 (2022)
Projected traffic3,131 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$167,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Montrose Drive over Pedestrian Underpass built?

It was built in 1936, making it 89 years old in 2025.

What condition is Montrose Drive over Pedestrian Underpass 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 June 2024.

How much traffic does Montrose Drive over Pedestrian Underpass carry?

About 6,250 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Montrose Drive over Pedestrian Underpass?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 66 ft wide.

Who owns Montrose Drive over Pedestrian Underpass?

It is owned by the City or Municipal Highway Agency.