US Bridges

139th ST over RR - CSX & Ihb

Fair

Cook County, Illinois · 0.5 M W Western Ave · Structure no. 016099400000000

Built
1960
65 years old, rebuilt 2004
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
917 ft
18 main spans
Daily traffic
5,050
2022 count
Owner
State
State Highway Agency

About this bridge

139th ST over RR - CSX & Ihb is a steel continuous stringer/multi-beam or girder carrying 139th ST over RR - CSX & Ihb in Cook County, Illinois. It was built in 1960 and reconstructed in 2004, so it is 65 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 5,050 vehicles a day, roughly 12% of them trucks, projected to reach 5,606 by 2046. The structure is 917 ft (279.5 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries139th ST
CrossesRR - CSX & Ihb
Location0.5 M W Western Ave
CountyCook County
StateIllinois
Coordinates41.64076, -87.68549
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionNovember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans18
Design loadUnknown
Structure length917 ft (279.5 m)
Longest span67 ft (20.5 m)
Deck width41 ft (12.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,050 (2022)
Projected traffic5,606 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$6.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was 139th ST over RR - CSX & Ihb built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2004.

What condition is 139th ST over RR - CSX & Ihb 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 November 2024.

How much traffic does 139th ST over RR - CSX & Ihb carry?

About 5,050 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is 139th ST over RR - CSX & Ihb?

The structure is 917 ft (279.5 m) long with a longest span of 67 ft (20.5 m) and a deck 41 ft wide.

Who owns 139th ST over RR - CSX & Ihb?

It is owned by the State Highway Agency.