US Bridges

Seven Hills TR 120 over Deer Creek

Good

Marion County, Illinois · 2.5 MI E of Patoka · Structure no. 061330700000000

Built
2009
16 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Seven Hills TR 120 over Deer Creek is a prestressed concrete box beam or girders - multiple carrying Seven Hills TR 120 over Deer Creek in Marion County, Illinois. It was built in 2009, so it is 16 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 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 125 vehicles a day, roughly 16% of them trucks, projected to reach 152 by 2046. The structure is 46 ft (13.9 m) long and 24 ft wide.

CarriesSeven Hills TR 120
CrossesDeer Creek
Location2.5 MI E of Patoka
RouteCounty Highway 0
Coordinates38.76161, -89.04948
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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 length46 ft (13.9 m)
Longest span43 ft (13 m)
Deck width24 ft (7.3 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic152 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Seven Hills TR 120 over Deer Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Seven Hills TR 120 over Deer 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 February 2023.

How much traffic does Seven Hills TR 120 over Deer Creek carry?

About 125 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is Seven Hills TR 120 over Deer Creek?

The structure is 46 ft (13.9 m) long with a longest span of 43 ft (13 m) and a deck 24 ft wide.

Who owns Seven Hills TR 120 over Deer Creek?

It is owned by the Town or Township Highway Agency.