US Bridges

Main Street over Creek

Good

Crawford County, Illinois · Flatrock · Structure no. 017600100000000

Built
1975
50 years old
Condition
Good
inspected March 2023
Type
Culvert
Steel
Length
31 ft
2 main spans
Daily traffic
125
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main Street over Creek is a steel culvert carrying Main Street over Creek in Crawford County, Illinois. It was built in 1975, so it is 50 years old, older 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 125 vehicles a day, roughly 2% of them trucks, projected to reach 126 by 2046. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMain Street
CrossesCreek
LocationFlatrock
RouteCity Street 0
Coordinates38.89733, -87.67081
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length31 ft (9.6 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2020)
Projected traffic126 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Main Street over Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Main Street over 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 March 2023.

How much traffic does Main Street over Creek carry?

About 125 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Main Street over Creek?

The structure is 31 ft (9.6 m) long with a longest span of 15 ft (4.5 m).

Who owns Main Street over Creek?

It is owned by the City or Municipal Highway Agency.