US Bridges

TR 117 over Bear Creek

Good

Douglas County, Illinois · 3.2 MI NE of Arthur · Structure no. 021454500000000

Built
2003
22 years old
Condition
Good
inspected November 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
77 ft
3 main spans
Daily traffic
325
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 117 over Bear Creek is a prestressed concrete box beam or girders - multiple carrying TR 117 over Bear Creek in Douglas County, Illinois. It was built in 2003, so it is 22 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 325 vehicles a day, roughly 12% of them trucks, projected to reach 379 by 2046. The structure is 77 ft (23.6 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 117
CrossesBear Creek
Location3.2 MI NE of Arthur
RouteCounty Highway 0
Coordinates39.73993, -88.42138
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 inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
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
Structure length77 ft (23.6 m)
Longest span36 ft (11 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2022)
Projected traffic379 by 2046
Trucks12%
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

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 117 over Bear Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is TR 117 over Bear 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 November 2021.

How much traffic does TR 117 over Bear Creek carry?

About 325 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is TR 117 over Bear Creek?

The structure is 77 ft (23.6 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns TR 117 over Bear Creek?

It is owned by the Town or Township Highway Agency.