US Bridges

Penman Rd. over West Aux Sable Ck

Good

Kendall County, Illinois · .2N of Walker RD · Structure no. 047313500000000

Built
1992
33 years old
Condition
Good
inspected December 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Penman Rd. over West Aux Sable Ck is a prestressed concrete box beam or girders - multiple carrying Penman Rd. over West Aux Sable Ck in Kendall County, Illinois. It was built in 1992, so it is 33 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 25 vehicles a day, projected to reach 33 by 2046. The structure is 56 ft (17.2 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPenman Rd.
CrossesWest Aux Sable Ck
Location.2N of Walker RD
RouteCounty Highway 0
Coordinates41.57891, -88.4254
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17.2 m)
Longest span51 ft (15.6 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic33 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
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 Penman Rd. over West Aux Sable Ck built?

It was built in 1992, making it 33 years old in 2025.

What condition is Penman Rd. over West Aux Sable Ck 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 December 2021.

How much traffic does Penman Rd. over West Aux Sable Ck carry?

About 25 vehicles per day (2024 count).

How long is Penman Rd. over West Aux Sable Ck?

The structure is 56 ft (17.2 m) long with a longest span of 51 ft (15.6 m) and a deck 27 ft wide.

Who owns Penman Rd. over West Aux Sable Ck?

It is owned by the Town or Township Highway Agency.