US Bridges

Ch 13 (CH-R60) over Senachwine Creek

Good

Marshall County, Illinois · T13N-R8E-4PM Sec 21 · Structure no. 062336200000000

Built
1971
54 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
450
2024 count
Owner
County
County Highway Agency

About this bridge

Ch 13 (CH-R60) over Senachwine Creek is a concrete continuous culvert carrying Ch 13 (CH-R60) over Senachwine Creek in Marshall County, Illinois. It was built in 1971, so it is 54 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 450 vehicles a day, roughly 6% of them trucks, projected to reach 328 by 2046. The structure is 22 ft (6.7 m) long and 30 ft wide.

CarriesCh 13 (CH-R60)
CrossesSenachwine Creek
LocationT13N-R8E-4PM Sec 21
RouteCounty Highway 0
Coordinates41.09124, -89.59217
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 15
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2024)
Projected traffic328 by 2046
Trucks6%
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 Ch 13 (CH-R60) over Senachwine Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Ch 13 (CH-R60) over Senachwine 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 August 2023.

How much traffic does Ch 13 (CH-R60) over Senachwine Creek carry?

About 450 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Ch 13 (CH-R60) over Senachwine Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns Ch 13 (CH-R60) over Senachwine Creek?

It is owned by the County Highway Agency.