US Bridges

TR 8 over Little Silver Creek

Good

Bond County, Illinois · 2.5M W Old Ripley · Structure no. 003361200000000

Built
2001
24 years old
Condition
Good
inspected December 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
225
2020 count
Owner
County
County Highway Agency

About this bridge

TR 8 over Little Silver Creek is a prestressed concrete box beam or girders - multiple carrying TR 8 over Little Silver Creek in Bond County, Illinois. It was built in 2001, so it is 24 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 225 vehicles a day, roughly 22% of them trucks, projected to reach 227 by 2046. The structure is 92 ft (27.9 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 8
CrossesLittle Silver Creek
Location2.5M W Old Ripley
RouteCounty Highway 0
Coordinates38.89385, -89.62324
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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable 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 20 + Mod
Structure length92 ft (27.9 m)
Longest span40 ft (12.2 m)
Deck width27 ft (8.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2020)
Projected traffic227 by 2046
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 TR 8 over Little Silver Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is TR 8 over Little Silver Creek 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 December 2021.

How much traffic does TR 8 over Little Silver Creek carry?

About 225 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is TR 8 over Little Silver Creek?

The structure is 92 ft (27.9 m) long with a longest span of 40 ft (12.2 m) and a deck 27 ft wide.

Who owns TR 8 over Little Silver Creek?

It is owned by the County Highway Agency.