US Bridges

127th ST over Navajo Creek

Fair

Cook County, Illinois · 0.1 M E of Il 43 · Structure no. 016278800000000

Built
2003
22 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
12,300
2022 count
Owner
State
State Highway Agency

About this bridge

127th ST over Navajo Creek is a concrete culvert carrying 127th ST over Navajo Creek in Cook County, Illinois. It was built in 2003, so it is 22 years old, younger 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 12,300 vehicles a day, roughly 5% of them trucks, projected to reach 14,544 by 2046. The structure is 29 ft (8.7 m) long.

Carries127th ST
CrossesNavajo Creek
Location0.1 M E of Il 43
Coordinates41.66077, -87.79404
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length29 ft (8.7 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,300 (2022)
Projected traffic14,544 by 2046
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 127th ST over Navajo Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is 127th ST over Navajo Creek 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 January 2025.

How much traffic does 127th ST over Navajo Creek carry?

About 12,300 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is 127th ST over Navajo Creek?

The structure is 29 ft (8.7 m) long with a longest span of 8 ft (2.4 m).

Who owns 127th ST over Navajo Creek?

It is owned by the State Highway Agency.