US Bridges

Deerpath Road over Mill Creek

Good

Kane County, Illinois · 0.1 MI S Main ST · Structure no. 045309500000000

Built
1970
55 years old, rebuilt 2017
Condition
Good
inspected May 2021
Type
Slab
Concrete Continuous
Length
55 ft
2 main spans
Daily traffic
1,700
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Deerpath Road over Mill Creek is a concrete continuous slab carrying Deerpath Road over Mill Creek in Kane County, Illinois. It was built in 1970 and reconstructed in 2017, so it is 55 years old, older 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 1,700 vehicles a day, roughly 3% of them trucks, projected to reach 1,281 by 2046. The structure is 55 ft (16.8 m) long and 52 ft wide.

CarriesDeerpath Road
CrossesMill Creek
Location0.1 MI S Main ST
Coordinates41.84585, -88.3491
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length55 ft (16.8 m)
Longest span27 ft (8.2 m)
Deck width52 ft (15.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2023)
Projected traffic1,281 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Deerpath Road over Mill Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2017.

What condition is Deerpath Road over Mill Creek 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 May 2021.

How much traffic does Deerpath Road over Mill Creek carry?

About 1,700 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Deerpath Road over Mill Creek?

The structure is 55 ft (16.8 m) long with a longest span of 27 ft (8.2 m) and a deck 52 ft wide.

Who owns Deerpath Road over Mill Creek?

It is owned by the City or Municipal Highway Agency.