US Bridges

TR 123 over Trib to Silver Ck

Good

Madison County, Illinois · 2 MI N. Alhambra · Structure no. 060337400000000

Built
2022
3 years old
Condition
Good
inspected November 2023
Type
Other
Concrete
Length
53 ft
1 main span
Daily traffic
75
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 123 over Trib to Silver Ck is a concrete other carrying TR 123 over Trib to Silver Ck in Madison County, Illinois. It was built in 2022, so it is 3 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 75 vehicles a day, roughly 12% of them trucks, projected to reach 83 by 2036. The structure is 53 ft (16.2 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 123
CrossesTrib to Silver Ck
Location2 MI N. Alhambra
RouteCounty Highway 0
Coordinates38.91775, -89.76845
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating56.8 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length53 ft (16.2 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 traffic75 (2021)
Projected traffic83 by 2036
Trucks12%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was TR 123 over Trib to Silver Ck built?

It was built in 2022, making it 3 years old in 2025.

What condition is TR 123 over Trib to Silver 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 2023.

How much traffic does TR 123 over Trib to Silver Ck carry?

About 75 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is TR 123 over Trib to Silver Ck?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 30 ft wide.

Who owns TR 123 over Trib to Silver Ck?

It is owned by the Town or Township Highway Agency.