US Bridges

Ch 10 over Stream

Good

Piatt County, Illinois · 2.5 MI N of I-74 · Structure no. 074500400000000

Built
1900
125 years old, rebuilt 1960
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 10 over Stream is a concrete culvert carrying Ch 10 over Stream in Piatt County, Illinois. It was built in 1900 and reconstructed in 1960, so it is 125 years old, older 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 150 vehicles a day, roughly 20% of them trucks, projected to reach 152 by 2046. The structure is 22 ft (6.6 m) long and 30 ft wide.

CarriesCh 10
CrossesStream
Location2.5 MI N of I-74
RouteCounty Highway 0
Coordinates40.26689, -88.55901
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.6 m)
Longest span10 ft (3 m)
Deck width30 ft (9.1 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic152 by 2046
Trucks20%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$47,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 10 over Stream built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1960.

What condition is Ch 10 over Stream 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 2024.

How much traffic does Ch 10 over Stream carry?

About 150 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Ch 10 over Stream?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns Ch 10 over Stream?

It is owned by the County Highway Agency.