US Bridges

Covered Bridge RD over Sugar CR

Good

Sangamon County, Illinois · 0.5 N of Glenarm · Structure no. 084355200000000

Built
1983
42 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
550
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Covered Bridge RD over Sugar CR is a prestressed concrete box beam or girders - multiple carrying Covered Bridge RD over Sugar CR in Sangamon County, Illinois. It was built in 1983, so it is 42 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 550 vehicles a day, roughly 2% of them trucks, projected to reach 682 by 2046. The structure is 121 ft (36.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCovered Bridge RD
CrossesSugar CR
Location0.5 N of Glenarm
Coordinates39.63991, -89.66203
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating68.6 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span39 ft (11.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2022)
Projected traffic682 by 2046
Trucks2%
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

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 Covered Bridge RD over Sugar CR built?

It was built in 1983, making it 42 years old in 2025.

What condition is Covered Bridge RD over Sugar CR 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 March 2023.

How much traffic does Covered Bridge RD over Sugar CR carry?

About 550 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Covered Bridge RD over Sugar CR?

The structure is 121 ft (36.9 m) long with a longest span of 39 ft (11.8 m) and a deck 28 ft wide.

Who owns Covered Bridge RD over Sugar CR?

It is owned by the Town or Township Highway Agency.