US Bridges

Shabbona RD over Br Indian Crk

Fair

DeKalb County, Illinois · 495N 300E · Structure no. 019306600000000

Built
2009
16 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
475
2021 count
Owner
County
County Highway Agency

About this bridge

Shabbona RD over Br Indian Crk is a steel stringer/multi-beam or girder carrying Shabbona RD over Br Indian Crk in DeKalb County, Illinois. It was built in 2009, so it is 16 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 475 vehicles a day, roughly 19% of them trucks, projected to reach 532 by 2046. The structure is 49 ft (14.9 m) long and 32 ft wide.

Location

Open in Google Maps
CarriesShabbona RD
CrossesBr Indian Crk
Location495N 300E
RouteCounty Highway 0
CountyDeKalb County
StateIllinois
Coordinates41.70161, -88.87728
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
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 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 typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length49 ft (14.9 m)
Longest span46 ft (13.9 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic475 (2021)
Projected traffic532 by 2046
Trucks19%
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 Shabbona RD over Br Indian Crk built?

It was built in 2009, making it 16 years old in 2025.

What condition is Shabbona RD over Br Indian Crk 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 January 2023.

How much traffic does Shabbona RD over Br Indian Crk carry?

About 475 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is Shabbona RD over Br Indian Crk?

The structure is 49 ft (14.9 m) long with a longest span of 46 ft (13.9 m) and a deck 32 ft wide.

Who owns Shabbona RD over Br Indian Crk?

It is owned by the County Highway Agency.