US Bridges

Kelly St./ Van Bur over Prairie Creek

PoorClosed to traffic

LaSalle County, Illinois · Wof Rt 23 S. of 1st · Structure no. 050848800000000

Built
1983
42 years old
Condition
Poor
inspected April 2018
Type
Channel Beam
Concrete
Length
35 ft
1 main span
Daily traffic
150
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kelly St./ Van Bur over Prairie Creek is a concrete channel beam carrying Kelly St./ Van Bur over Prairie Creek in LaSalle County, Illinois. It was built in 1983, so it is 42 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 2 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: closed to all traffic.

It carries about 150 vehicles a day, roughly 3% of them trucks, projected to reach 152 by 2046. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesKelly St./ Van Bur
CrossesPrairie Creek
LocationWof Rt 23 S. of 1st
RouteCity Street 0
Coordinates41.13441, -88.84062
Functional classUrban Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2018
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span32 ft (9.9 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2016)
Projected traffic152 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 Kelly St./ Van Bur over Prairie Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Kelly St./ Van Bur over Prairie Creek 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 April 2018.

How much traffic does Kelly St./ Van Bur over Prairie Creek carry?

About 150 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Kelly St./ Van Bur over Prairie Creek?

The structure is 35 ft (10.7 m) long with a longest span of 32 ft (9.9 m) and a deck 26 ft wide.

Who owns Kelly St./ Van Bur over Prairie Creek?

It is owned by the City or Municipal Highway Agency.