US Bridges

TR-109 over Lime Creek

Poor

Bureau County, Illinois · 4 Mi. W. Green Oak · Structure no. 006407700000000

Built
1959
66 years old
Condition
Poor
inspected November 2023
Type
Channel Beam
Concrete
Length
49 ft
3 main spans
Daily traffic
150
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-109 over Lime Creek is a concrete channel beam carrying TR-109 over Lime Creek in Bureau County, Illinois. It was built in 1959, so it is 66 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 150 vehicles a day, roughly 22% of them trucks, projected to reach 152 by 2046. The structure is 49 ft (14.9 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesTR-109
CrossesLime Creek
Location4 Mi. W. Green Oak
RouteCounty Highway 0
CountyBureau County
StateIllinois
Coordinates41.48028, -89.46987
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating23.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length49 ft (14.9 m)
Longest span16 ft (4.9 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic152 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

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-109 over Lime Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is TR-109 over Lime Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does TR-109 over Lime Creek carry?

About 150 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is TR-109 over Lime Creek?

The structure is 49 ft (14.9 m) long with a longest span of 16 ft (4.9 m) and a deck 26 ft wide.

Who owns TR-109 over Lime Creek?

It is owned by the Town or Township Highway Agency.