US Bridges

US 12 45 SB Mannhe over I-190 Jfk

Good

Cook County, Illinois · 1 M N Lawrence · Structure no. 016271700000000

Built
2006
19 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
442 ft
4 main spans
Daily traffic
28,700
2023 count
Owner
State
State Highway Agency

About this bridge

US 12 45 SB Mannhe over I-190 Jfk is a steel continuous stringer/multi-beam or girder carrying US 12 45 SB Mannhe over I-190 Jfk in Cook County, Illinois. It was built in 2006, so it is 19 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 28,700 vehicles a day, roughly 5% of them trucks, projected to reach 11,868 by 2046. The structure is 442 ft (134.6 m) long and 67 ft wide.

CarriesUS 12 45 SB Mannhe
CrossesI-190 Jfk
Location1 M N Lawrence
RouteU.S. Route 12
Coordinates41.98106, -87.879
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating60.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length442 ft (134.6 m)
Longest span115 ft (35.1 m)
Deck width67 ft (20.3 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,700 (2023)
Projected traffic11,868 by 2046
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 12 45 SB Mannhe over I-190 Jfk built?

It was built in 2006, making it 19 years old in 2025.

What condition is US 12 45 SB Mannhe over I-190 Jfk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does US 12 45 SB Mannhe over I-190 Jfk carry?

About 28,700 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 12 45 SB Mannhe over I-190 Jfk?

The structure is 442 ft (134.6 m) long with a longest span of 115 ft (35.1 m) and a deck 67 ft wide.

Who owns US 12 45 SB Mannhe over I-190 Jfk?

It is owned by the State Highway Agency.