US Bridges

Ch 15 over Pike Creek

Good

Iroquois County, Illinois · 2 Mi. S. of Donovan · Structure no. 038370300000000

Built
2014
11 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 15 over Pike Creek is a concrete continuous culvert carrying Ch 15 over Pike Creek in Iroquois County, Illinois. It was built in 2014, so it is 11 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 150 vehicles a day, roughly 41% of them trucks, projected to reach 227 by 2046. The structure is 36 ft (11 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCh 15
CrossesPike Creek
Location2 Mi. S. of Donovan
RouteCounty Highway 0
Coordinates40.85219, -87.65362
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating42.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length36 ft (11 m)
Longest span11 ft (3.5 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic227 by 2046
Trucks41%
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

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 Ch 15 over Pike Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Ch 15 over Pike 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 September 2023.

How much traffic does Ch 15 over Pike Creek carry?

About 150 vehicles per day (2022 count), of which roughly 41% are trucks.

How long is Ch 15 over Pike Creek?

The structure is 36 ft (11 m) long with a longest span of 11 ft (3.5 m) and a deck 30 ft wide.

Who owns Ch 15 over Pike Creek?

It is owned by the County Highway Agency.