US Bridges

TR 105 over Branch Piasa Ck

Good

Jersey County, Illinois · 2 Mi. South Il 16 · Structure no. 042312600000000

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
375
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 105 over Branch Piasa Ck is a prestressed concrete box beam or girders - multiple carrying TR 105 over Branch Piasa Ck in Jersey County, Illinois. It was built in 1996, so it is 29 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 375 vehicles a day, roughly 13% of them trucks, projected to reach 152 by 2046. The structure is 56 ft (17.1 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 105
CrossesBranch Piasa Ck
Location2 Mi. South Il 16
RouteCounty Highway 0
Coordinates39.08693, -90.22638
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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span53 ft (16.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2022)
Projected traffic152 by 2046
Trucks13%
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 TR 105 over Branch Piasa Ck built?

It was built in 1996, making it 29 years old in 2025.

What condition is TR 105 over Branch Piasa 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 March 2023.

How much traffic does TR 105 over Branch Piasa Ck carry?

About 375 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is TR 105 over Branch Piasa Ck?

The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.3 m) and a deck 24 ft wide.

Who owns TR 105 over Branch Piasa Ck?

It is owned by the Town or Township Highway Agency.