US Bridges

FAS268 A/Ch 15 over Ill & Mich Canal

Fair

LaSalle County, Illinois · CHI5 over I&m Canal · Structure no. 050690400000000

Built
1939
86 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
5,800
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAS268 A/Ch 15 over Ill & Mich Canal is a concrete slab carrying FAS268 A/Ch 15 over Ill & Mich Canal in LaSalle County, Illinois. It was built in 1939, so it is 86 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.

It carries about 5,800 vehicles a day, roughly 7% of them trucks, projected to reach 5,858 by 2046. The structure is 24 ft (7.3 m) long and 112 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAS268 A/Ch 15
CrossesIll & Mich Canal
LocationCHI5 over I&m Canal
RouteCounty Highway 0
Coordinates41.32794, -88.70899
Functional classRural Major Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width112 ft (34.1 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2020)
Projected traffic5,858 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 FAS268 A/Ch 15 over Ill & Mich Canal built?

It was built in 1939, making it 86 years old in 2025.

What condition is FAS268 A/Ch 15 over Ill & Mich Canal 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 May 2024.

How much traffic does FAS268 A/Ch 15 over Ill & Mich Canal carry?

About 5,800 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is FAS268 A/Ch 15 over Ill & Mich Canal?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 112 ft wide.

Who owns FAS268 A/Ch 15 over Ill & Mich Canal?

It is owned by the City or Municipal Highway Agency.