US Bridges

Township RD No 143 over Mud Creek

FairPosted for load

Henry County, Illinois · 4.0 MI E Atkinson · Structure no. 037308400000000

Built
1940
85 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
169 ft
3 main spans
Daily traffic
75
2010 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Township RD No 143 over Mud Creek is a steel stringer/multi-beam or girder carrying Township RD No 143 over Mud Creek in Henry County, Illinois. It was built in 1940, so it is 85 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 75 vehicles a day, roughly 13% of them trucks, projected to reach 81 by 2046. The structure is 169 ft (51.5 m) long and 21 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesTownship RD No 143
CrossesMud Creek
Location4.0 MI E Atkinson
RouteCounty Highway 0
CountyHenry County
StateIllinois
Coordinates41.42383, -89.93174
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating21.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length169 ft (51.5 m)
Longest span64 ft (19.5 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2010)
Projected traffic81 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Township RD No 143 over Mud Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Township RD No 143 over Mud Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Township RD No 143 over Mud Creek carry?

About 75 vehicles per day (2010 count), of which roughly 13% are trucks.

How long is Township RD No 143 over Mud Creek?

The structure is 169 ft (51.5 m) long with a longest span of 64 ft (19.5 m) and a deck 21 ft wide.

Who owns Township RD No 143 over Mud Creek?

It is owned by the Town or Township Highway Agency.