US Bridges

Barnaby Drive over Waubansee Creek

Good

Kendall County, Illinois · .1 W of Douglas RD · Structure no. 047630300000000

Built
1993
32 years old
Condition
Good
inspected March 2021
Type
Frame
Concrete
Length
38 ft
1 main span
Daily traffic
425
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Barnaby Drive over Waubansee Creek is a concrete frame carrying Barnaby Drive over Waubansee Creek in Kendall County, Illinois. It was built in 1993, so it is 32 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 425 vehicles a day, roughly 4% of them trucks, projected to reach 333 by 2046. The structure is 38 ft (11.7 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBarnaby Drive
CrossesWaubansee Creek
Location.1 W of Douglas RD
RouteCity Street 0
Coordinates41.70697, -88.31846
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
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length38 ft (11.7 m)
Longest span37 ft (11.3 m)
Deck width54 ft (16.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2024)
Projected traffic333 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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 Barnaby Drive over Waubansee Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Barnaby Drive over Waubansee 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 March 2021.

How much traffic does Barnaby Drive over Waubansee Creek carry?

About 425 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Barnaby Drive over Waubansee Creek?

The structure is 38 ft (11.7 m) long with a longest span of 37 ft (11.3 m) and a deck 54 ft wide.

Who owns Barnaby Drive over Waubansee Creek?

It is owned by the City or Municipal Highway Agency.