US Bridges

Old US 50 over Sugar Creek Branch

Good

Clinton County, Illinois · 2.7 W of Aviston · Structure no. 014202000000000

Built
1999
26 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
3,550
2020 count
Owner
State
State Highway Agency

About this bridge

Old US 50 over Sugar Creek Branch is a concrete culvert carrying Old US 50 over Sugar Creek Branch in Clinton County, Illinois. It was built in 1999, so it is 26 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,550 vehicles a day, roughly 9% of them trucks, projected to reach 3,905 by 2046. The structure is 41 ft (12.5 m) long. If it were closed, the detour would be 42.3 mi (68 km).

CarriesOld US 50
CrossesSugar Creek Branch
Location2.7 W of Aviston
RouteCounty Highway 0
Coordinates38.60659, -89.65908
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length41 ft (12.5 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,550 (2020)
Projected traffic3,905 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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 Old US 50 over Sugar Creek Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is Old US 50 over Sugar Creek Branch 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 2024.

How much traffic does Old US 50 over Sugar Creek Branch carry?

About 3,550 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Old US 50 over Sugar Creek Branch?

The structure is 41 ft (12.5 m) long with a longest span of 6 ft (1.8 m).

Who owns Old US 50 over Sugar Creek Branch?

It is owned by the State Highway Agency.