US Bridges

TR 1A(LAKE Fork RD over Friends Creek

PoorClosed to traffic

Macon County, Illinois · 5.3 MI N of Argenta · Structure no. 058320800000000

Built
1978
47 years old
Condition
Poor
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
25
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 1A(LAKE Fork RD over Friends Creek is a prestressed concrete box beam or girders - multiple carrying TR 1A(LAKE Fork RD over Friends Creek in Macon County, Illinois. It was built in 1978, so it is 47 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 0 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. Its operating status is: closed to all traffic.

It carries about 25 vehicles a day, roughly 8% of them trucks, projected to reach 25 by 2046. The structure is 49 ft (14.9 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 1A(LAKE Fork RD
CrossesFriends Creek
Location5.3 MI N of Argenta
RouteCounty Highway 0
Coordinates40.05535, -88.79823
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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection0 FailedOut of service and beyond corrective action.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length49 ft (14.9 m)
Longest span48 ft (14.6 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2020)
Projected traffic25 by 2046
Trucks8%
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 1A(LAKE Fork RD over Friends Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is TR 1A(LAKE Fork RD over Friends 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 January 2025.

How much traffic does TR 1A(LAKE Fork RD over Friends Creek carry?

About 25 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is TR 1A(LAKE Fork RD over Friends Creek?

The structure is 49 ft (14.9 m) long with a longest span of 48 ft (14.6 m) and a deck 21 ft wide.

Who owns TR 1A(LAKE Fork RD over Friends Creek?

It is owned by the Town or Township Highway Agency.