US Bridges

ST Charles RD over W Branch Dupage Riv

Good

DuPage County, Illinois · 1.5 MI E IL-59 · Structure no. 022303100000000

Built
2005
20 years old
Condition
Good
inspected June 2022
Type
Slab
Concrete
Length
109 ft
3 main spans
Daily traffic
2,300
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

ST Charles RD over W Branch Dupage Riv is a concrete slab carrying ST Charles RD over W Branch Dupage Riv in DuPage County, Illinois. It was built in 2005, so it is 20 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 2,300 vehicles a day, roughly 3% of them trucks, projected to reach 278 by 2046. The structure is 109 ft (33.2 m) long and 32 ft wide.

CarriesST Charles RD
CrossesW Branch Dupage Riv
Location1.5 MI E IL-59
RouteCounty Highway 0
Coordinates41.91287, -88.17968
Functional classUrban Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length109 ft (33.2 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2024)
Projected traffic278 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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 ST Charles RD over W Branch Dupage Riv built?

It was built in 2005, making it 20 years old in 2025.

What condition is ST Charles RD over W Branch Dupage Riv 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 2022.

How much traffic does ST Charles RD over W Branch Dupage Riv carry?

About 2,300 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is ST Charles RD over W Branch Dupage Riv?

The structure is 109 ft (33.2 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns ST Charles RD over W Branch Dupage Riv?

It is owned by the Town or Township Highway Agency.