US Bridges

Oak ST in Tonica over Bailey Creek

Fair

LaSalle County, Illinois · Oak ST Ov Bailey CR · Structure no. 050810300000000

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
50
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oak ST in Tonica over Bailey Creek is a prestressed concrete box beam or girders - multiple carrying Oak ST in Tonica over Bailey Creek in LaSalle County, Illinois. It was built in 1990, so it is 35 years old, younger 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 50 vehicles a day, roughly 12% of them trucks, projected to reach 51 by 2046. The structure is 51 ft (15.6 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesOak ST in Tonica
CrossesBailey Creek
LocationOak ST Ov Bailey CR
RouteCity Street 0
CountyLaSalle County
StateIllinois
Coordinates41.21306, -89.06569
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length51 ft (15.6 m)
Longest span49 ft (14.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2016)
Projected traffic51 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Oak ST in Tonica over Bailey Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Oak ST in Tonica over Bailey Creek 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 August 2023.

How much traffic does Oak ST in Tonica over Bailey Creek carry?

About 50 vehicles per day (2016 count), of which roughly 12% are trucks.

How long is Oak ST in Tonica over Bailey Creek?

The structure is 51 ft (15.6 m) long with a longest span of 49 ft (14.9 m) and a deck 28 ft wide.

Who owns Oak ST in Tonica over Bailey Creek?

It is owned by the City or Municipal Highway Agency.