US Bridges

Cottonwood Road over White Oak Creek

Good

Gallatin County, Illinois · Saline-Gallatin Cl · Structure no. 030312800000000

Built
2011
14 years old
Condition
Good
inspected April 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Cottonwood Road over White Oak Creek is a prestressed concrete box beam or girders - multiple carrying Cottonwood Road over White Oak Creek in Gallatin County, Illinois. It was built in 2011, so it is 14 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 40% of them trucks, projected to reach 76 by 2046. The structure is 45 ft (13.8 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCottonwood Road
CrossesWhite Oak Creek
LocationSaline-Gallatin Cl
RouteCounty Highway 0
Coordinates37.82203, -88.37418
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length45 ft (13.8 m)
Longest span43 ft (13 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic76 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Cottonwood Road over White Oak Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Cottonwood Road over White Oak Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2021.

How much traffic does Cottonwood Road over White Oak Creek carry?

About 50 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is Cottonwood Road over White Oak Creek?

The structure is 45 ft (13.8 m) long with a longest span of 43 ft (13 m) and a deck 24 ft wide.

Who owns Cottonwood Road over White Oak Creek?

It is owned by the County Highway Agency.