US Bridges

Ch 8 over E Fork Lamoine River

Fair

McDonough County, Illinois · 1 MI N Colchester · Structure no. 055002100000000

Built
1956
69 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
204 ft
2 main spans
Daily traffic
1,200
2021 count
Owner
State
State Highway Agency

About this bridge

Ch 8 over E Fork Lamoine River is a steel continuous stringer/multi-beam or girder carrying Ch 8 over E Fork Lamoine River in McDonough County, Illinois. It was built in 1956, so it is 69 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,200 vehicles a day, roughly 3% of them trucks, projected to reach 1,212 by 2046. The structure is 204 ft (62.2 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 8
CrossesE Fork Lamoine River
Location1 MI N Colchester
RouteCounty Highway 0
Coordinates40.44253, -90.80067
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.8 US tons
Inventory rating48.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2021)
Projected traffic1,212 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 8 over E Fork Lamoine River built?

It was built in 1956, making it 69 years old in 2025.

What condition is Ch 8 over E Fork Lamoine River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Ch 8 over E Fork Lamoine River carry?

About 1,200 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Ch 8 over E Fork Lamoine River?

The structure is 204 ft (62.2 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns Ch 8 over E Fork Lamoine River?

It is owned by the State Highway Agency.