US Bridges

Ch 60 (198th ST W) over Copperas Creek

Good

Rock Island County, Illinois · 4 MI SE Illinois Cty · Structure no. 081311300000000

Built
1994
31 years old
Condition
Good
inspected January 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
95 ft
3 main spans
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 60 (198th ST W) over Copperas Creek is a prestressed concrete box beam or girders - multiple carrying Ch 60 (198th ST W) over Copperas Creek in Rock Island County, Illinois. It was built in 1994, so it is 31 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 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 100 vehicles a day, roughly 20% of them trucks, projected to reach 101 by 2046. The structure is 95 ft (29.1 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCh 60 (198th ST W)
CrossesCopperas Creek
Location4 MI SE Illinois Cty
RouteCounty Highway 0
CountyRock Island County
StateIllinois
Coordinates41.36832, -90.83987
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length95 ft (29.1 m)
Longest span37 ft (11.3 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic101 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 60 (198th ST W) over Copperas Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ch 60 (198th ST W) over Copperas 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 January 2021.

How much traffic does Ch 60 (198th ST W) over Copperas Creek carry?

About 100 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Ch 60 (198th ST W) over Copperas Creek?

The structure is 95 ft (29.1 m) long with a longest span of 37 ft (11.3 m) and a deck 36 ft wide.

Who owns Ch 60 (198th ST W) over Copperas Creek?

It is owned by the County Highway Agency.