US Bridges

US 136 over W Fork Sugar Creek

Fair

Logan County, Illinois · 1.2M W Armington RD · Structure no. 054002600000000

Built
1936
89 years old, rebuilt 1975
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
286 ft
4 main spans
Daily traffic
1,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 136 over W Fork Sugar Creek is a steel continuous stringer/multi-beam or girder carrying US 136 over W Fork Sugar Creek in Logan County, Illinois. It was built in 1936 and reconstructed in 1975, so it is 89 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 6 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 1,900 vehicles a day, roughly 33% of them trucks, projected to reach 1,943 by 2046. The structure is 286 ft (87.1 m) long and 46 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesUS 136
CrossesW Fork Sugar Creek
Location1.2M W Armington RD
RouteU.S. Route 136
Coordinates40.30999, -89.32984
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length286 ft (87.1 m)
Longest span78 ft (23.8 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2023)
Projected traffic1,943 by 2046
Trucks33%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemYes

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 US 136 over W Fork Sugar Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1975.

What condition is US 136 over W Fork Sugar Creek 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 November 2023.

How much traffic does US 136 over W Fork Sugar Creek carry?

About 1,900 vehicles per day (2023 count), of which roughly 33% are trucks.

How long is US 136 over W Fork Sugar Creek?

The structure is 286 ft (87.1 m) long with a longest span of 78 ft (23.8 m) and a deck 46 ft wide.

Who owns US 136 over W Fork Sugar Creek?

It is owned by the State Highway Agency.