US Bridges

New Il 13 WB over Possum Tail Branch

Good

Saline County, Illinois · 2.1 MI E Sal/Wmsn Cl · Structure no. 083005100000000

Built
1997
28 years old
Condition
Good
inspected July 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
9,100
2023 count
Owner
State
State Highway Agency

About this bridge

New Il 13 WB over Possum Tail Branch is a prestressed concrete stringer/multi-beam or girder carrying New Il 13 WB over Possum Tail Branch in Saline County, Illinois. It was built in 1997, so it is 28 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 9,100 vehicles a day, roughly 8% of them trucks, projected to reach 4,267 by 2046. The structure is 77 ft (23.6 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNew Il 13 WB
CrossesPossum Tail Branch
Location2.1 MI E Sal/Wmsn Cl
RouteState Highway 13
Coordinates37.73325, -88.66867
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2021
Inspection intervalevery 48 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.6 m)
Longest span73 ft (22.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,100 (2023)
Projected traffic4,267 by 2046
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 New Il 13 WB over Possum Tail Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is New Il 13 WB over Possum Tail Branch 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 July 2021.

How much traffic does New Il 13 WB over Possum Tail Branch carry?

About 9,100 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is New Il 13 WB over Possum Tail Branch?

The structure is 77 ft (23.6 m) long with a longest span of 73 ft (22.3 m) and a deck 43 ft wide.

Who owns New Il 13 WB over Possum Tail Branch?

It is owned by the State Highway Agency.