US Bridges

Lafox Road over Mill Creek

Fair

Kane County, Illinois · 0.4 MI N Il RTE 38 · Structure no. 045501000000000

Built
2014
11 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
8,150
2023 count
Owner
County
County Highway Agency

About this bridge

Lafox Road over Mill Creek is a prestressed concrete box beam or girders - multiple carrying Lafox Road over Mill Creek in Kane County, Illinois. It was built in 2014, so it is 11 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 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 8,150 vehicles a day, roughly 6% of them trucks, projected to reach 9,638 by 2046. The structure is 48 ft (14.6 m) long and 36 ft wide.

CarriesLafox Road
CrossesMill Creek
Location0.4 MI N Il RTE 38
Coordinates41.91193, -88.40633
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating46.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span45 ft (13.7 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,150 (2023)
Projected traffic9,638 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Lafox Road over Mill Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Lafox Road over Mill 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 May 2024.

How much traffic does Lafox Road over Mill Creek carry?

About 8,150 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Lafox Road over Mill Creek?

The structure is 48 ft (14.6 m) long with a longest span of 45 ft (13.7 m) and a deck 36 ft wide.

Who owns Lafox Road over Mill Creek?

It is owned by the County Highway Agency.