US Bridges

East Eleventh Stre over Il Mis Feeder Canal

PoorPosted for load

Whiteside County, Illinois · 11th ST .5 MI E IL40 · Structure no. 098601000000000

Built
1963
62 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete Continuous
Length
95 ft
3 main spans
Daily traffic
1,200
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

East Eleventh Stre over Il Mis Feeder Canal is a concrete continuous slab carrying East Eleventh Stre over Il Mis Feeder Canal in Whiteside County, Illinois. It was built in 1963, so it is 62 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. Its operating status is: posted for load restriction.

It carries about 1,200 vehicles a day, roughly 11% of them trucks, projected to reach 1,212 by 2046. The structure is 95 ft (29.1 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesEast Eleventh Stre
CrossesIl Mis Feeder Canal
Location11th ST .5 MI E IL40
Coordinates41.77118, -89.68139
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.9 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length95 ft (29.1 m)
Longest span37 ft (11.4 m)
Deck width38 ft (11.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2021)
Projected traffic1,212 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 East Eleventh Stre over Il Mis Feeder Canal built?

It was built in 1963, making it 62 years old in 2025.

What condition is East Eleventh Stre over Il Mis Feeder Canal 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 September 2024.

How much traffic does East Eleventh Stre over Il Mis Feeder Canal carry?

About 1,200 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is East Eleventh Stre over Il Mis Feeder Canal?

The structure is 95 ft (29.1 m) long with a longest span of 37 ft (11.4 m) and a deck 38 ft wide.

Who owns East Eleventh Stre over Il Mis Feeder Canal?

It is owned by the City or Municipal Highway Agency.