US Bridges

Muller Road over I-74

Poor

Tazewell County, Illinois · 1 MI W of I-155 · Structure no. 090011700000000

Built
1980
45 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
418 ft
2 main spans
Daily traffic
4,500
2023 count
Owner
State
State Highway Agency

About this bridge

Muller Road over I-74 is a steel continuous stringer/multi-beam or girder carrying Muller Road over I-74 in Tazewell County, Illinois. It was built in 1980, so it is 45 years old, younger 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 4,500 vehicles a day, roughly 3% of them trucks, projected to reach 4,141 by 2046. The structure is 418 ft (127.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMuller Road
CrossesI-74
Location1 MI W of I-155
CountyTazewell County
StateIllinois
Coordinates40.62668, -89.50142
Functional classUrban Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length418 ft (127.4 m)
Longest span173 ft (52.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2023)
Projected traffic4,141 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Muller Road over I-74 built?

It was built in 1980, making it 45 years old in 2025.

What condition is Muller Road over I-74 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 February 2024.

How much traffic does Muller Road over I-74 carry?

About 4,500 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Muller Road over I-74?

The structure is 418 ft (127.4 m) long with a longest span of 173 ft (52.7 m) and a deck 43 ft wide.

Who owns Muller Road over I-74?

It is owned by the State Highway Agency.