US Bridges

Tazewell RD - TR 3 over Little Mackinaw Rive

Poor

Tazewell County, Illinois · SE-4-T23NR2W · Structure no. 090314600000000

Built
1946
79 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
10
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Tazewell RD - TR 3 over Little Mackinaw Rive is a steel stringer/multi-beam or girder carrying Tazewell RD - TR 3 over Little Mackinaw Rive in Tazewell County, Illinois. It was built in 1946, so it is 79 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 10 vehicles a day, projected to reach 10 by 2046. The structure is 50 ft (15.2 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTazewell RD - TR 3
CrossesLittle Mackinaw Rive
LocationSE-4-T23NR2W
RouteCounty Highway 0
Coordinates40.47117, -89.32872
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.6 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic10 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Tazewell RD - TR 3 over Little Mackinaw Rive built?

It was built in 1946, making it 79 years old in 2025.

What condition is Tazewell RD - TR 3 over Little Mackinaw Rive 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 Tazewell RD - TR 3 over Little Mackinaw Rive carry?

About 10 vehicles per day (2023 count).

How long is Tazewell RD - TR 3 over Little Mackinaw Rive?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 20 ft wide.

Who owns Tazewell RD - TR 3 over Little Mackinaw Rive?

It is owned by the Town or Township Highway Agency.