US Bridges

Michael Rd/Tr 305A over Sugar Ck

Good

Madison County, Illinois · 1.5MI E Highland · Structure no. 060334600000000

Built
2011
14 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
112 ft
3 main spans
Daily traffic
525
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Michael Rd/Tr 305A over Sugar Ck is a prestressed concrete box beam or girders - multiple carrying Michael Rd/Tr 305A over Sugar Ck in Madison County, Illinois. It was built in 2011, so it is 14 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 525 vehicles a day, roughly 11% of them trucks, projected to reach 562 by 2046. The structure is 112 ft (34.1 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMichael Rd/Tr 305A
CrossesSugar Ck
Location1.5MI E Highland
RouteCounty Highway 0
Coordinates38.74274, -89.6378
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length112 ft (34.1 m)
Longest span50 ft (15.2 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2021)
Projected traffic562 by 2046
Trucks11%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Michael Rd/Tr 305A over Sugar Ck built?

It was built in 2011, making it 14 years old in 2025.

What condition is Michael Rd/Tr 305A over Sugar Ck 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 November 2024.

How much traffic does Michael Rd/Tr 305A over Sugar Ck carry?

About 525 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Michael Rd/Tr 305A over Sugar Ck?

The structure is 112 ft (34.1 m) long with a longest span of 50 ft (15.2 m) and a deck 30 ft wide.

Who owns Michael Rd/Tr 305A over Sugar Ck?

It is owned by the Town or Township Highway Agency.