US Bridges

TR177/COURT Road over Tributary Sugar Crek

Good

Clinton County, Illinois · 1 Mi. N.E. New Baden · Structure no. 014401800000000

Built
1979
46 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
225
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR177/COURT Road over Tributary Sugar Crek is a prestressed concrete box beam or girders - multiple carrying TR177/COURT Road over Tributary Sugar Crek in Clinton County, Illinois. It was built in 1979, so it is 46 years old, older 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 225 vehicles a day, roughly 15% of them trucks, projected to reach 248 by 2046. The structure is 63 ft (19.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTR177/COURT Road
CrossesTributary Sugar Crek
Location1 Mi. N.E. New Baden
RouteCounty Highway 0
CountyClinton County
StateIllinois
Coordinates38.55335, -89.67515
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length63 ft (19.3 m)
Longest span57 ft (17.4 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2020)
Projected traffic248 by 2046
Trucks15%
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 TR177/COURT Road over Tributary Sugar Crek built?

It was built in 1979, making it 46 years old in 2025.

What condition is TR177/COURT Road over Tributary Sugar Crek 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 January 2025.

How much traffic does TR177/COURT Road over Tributary Sugar Crek carry?

About 225 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is TR177/COURT Road over Tributary Sugar Crek?

The structure is 63 ft (19.3 m) long with a longest span of 57 ft (17.4 m) and a deck 24 ft wide.

Who owns TR177/COURT Road over Tributary Sugar Crek?

It is owned by the Town or Township Highway Agency.