US Bridges

US 14 WB over Flint Creek

Fair

Lake County, Illinois · 2.0 M W of Il 59 · Structure no. 049000200000000

Built
1953
72 years old, rebuilt 1998
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
22,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 14 WB over Flint Creek is a concrete continuous slab carrying US 14 WB over Flint Creek in Lake County, Illinois. It was built in 1953 and reconstructed in 1998, so it is 72 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 6 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 22,300 vehicles a day, roughly 4% of them trucks, projected to reach 11,262 by 2046. The structure is 82 ft (24.9 m) long and 43 ft wide.

CarriesUS 14 WB
CrossesFlint Creek
Location2.0 M W of Il 59
RouteU.S. Route 14
Coordinates42.17858, -88.18123
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length82 ft (24.9 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,300 (2023)
Projected traffic11,262 by 2046
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 14 WB over Flint Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1998.

What condition is US 14 WB over Flint 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 November 2023.

How much traffic does US 14 WB over Flint Creek carry?

About 22,300 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US 14 WB over Flint Creek?

The structure is 82 ft (24.9 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns US 14 WB over Flint Creek?

It is owned by the State Highway Agency.