US Bridges

Spring Lake Rd/Ch over Il 336

Good

McDonough County, Illinois · 2.06MI W of US 67 · Structure no. 055007700000000

Built
2016
9 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
290 ft
2 main spans
Daily traffic
575
2021 count
Owner
State
State Highway Agency

About this bridge

Spring Lake Rd/Ch over Il 336 is a steel continuous stringer/multi-beam or girder carrying Spring Lake Rd/Ch over Il 336 in McDonough County, Illinois. It was built in 2016, so it is 9 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 575 vehicles a day, roughly 5% of them trucks, projected to reach 581 by 2046. The structure is 290 ft (88.4 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSpring Lake Rd/Ch
CrossesIl 336
Location2.06MI W of US 67
RouteCounty Highway 0
CountyMcDonough County
StateIllinois
Coordinates40.50025, -90.70694
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length290 ft (88.4 m)
Longest span142 ft (43.4 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2021)
Projected traffic581 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Spring Lake Rd/Ch over Il 336 built?

It was built in 2016, making it 9 years old in 2025.

What condition is Spring Lake Rd/Ch over Il 336 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 Spring Lake Rd/Ch over Il 336 carry?

About 575 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Spring Lake Rd/Ch over Il 336?

The structure is 290 ft (88.4 m) long with a longest span of 142 ft (43.4 m) and a deck 33 ft wide.

Who owns Spring Lake Rd/Ch over Il 336?

It is owned by the State Highway Agency.