US Bridges

US 14 over RR - UP & Mccoob ST

Fair

McHenry County, Illinois · 0.2 M N of Ill 173 · Structure no. 056000700000000

Built
1940
85 years old, rebuilt 1970
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
642 ft
11 main spans
Daily traffic
12,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 14 over RR - UP & Mccoob ST is a steel continuous stringer/multi-beam or girder carrying US 14 over RR - UP & Mccoob ST in McHenry County, Illinois. It was built in 1940 and reconstructed in 1970, 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,400 vehicles a day, roughly 6% of them trucks, projected to reach 15,120 by 2046. The structure is 642 ft (195.7 m) long and 55 ft wide.

Location

Open in Google Maps
CarriesUS 14
CrossesRR - UP & Mccoob ST
Location0.2 M N of Ill 173
RouteU.S. Route 14
CountyMcHenry County
StateIllinois
Coordinates42.41626, -88.6135
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.8 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length642 ft (195.7 m)
Longest span75 ft (22.9 m)
Deck width55 ft (16.9 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,400 (2023)
Projected traffic15,120 by 2046
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$7.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 14 over RR - UP & Mccoob ST built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1970.

What condition is US 14 over RR - UP & Mccoob ST 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 November 2023.

How much traffic does US 14 over RR - UP & Mccoob ST carry?

About 12,400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 14 over RR - UP & Mccoob ST?

The structure is 642 ft (195.7 m) long with a longest span of 75 ft (22.9 m) and a deck 55 ft wide.

Who owns US 14 over RR - UP & Mccoob ST?

It is owned by the State Highway Agency.