US Bridges

Chamberlain Road over Killbuck Creek

Fair

Ogle County, Illinois · 3.0 M NW Creston · Structure no. 071325600000000

Built
1981
44 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
98 ft
2 main spans
Daily traffic
25
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Chamberlain Road over Killbuck Creek is a prestressed concrete box beam or girders - multiple carrying Chamberlain Road over Killbuck Creek in Ogle County, Illinois. It was built in 1981, so it is 44 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 5 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 25 vehicles a day, projected to reach 26 by 2046. The structure is 98 ft (29.9 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesChamberlain Road
CrossesKillbuck Creek
Location3.0 M NW Creston
RouteCounty Highway 0
CountyOgle County
StateIllinois
Coordinates41.97568, -88.98126
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span47 ft (14.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2017)
Projected traffic26 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Chamberlain Road over Killbuck Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Chamberlain Road over Killbuck Creek 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 July 2023.

How much traffic does Chamberlain Road over Killbuck Creek carry?

About 25 vehicles per day (2017 count).

How long is Chamberlain Road over Killbuck Creek?

The structure is 98 ft (29.9 m) long with a longest span of 47 ft (14.3 m) and a deck 24 ft wide.

Who owns Chamberlain Road over Killbuck Creek?

It is owned by the Town or Township Highway Agency.