US Bridges

Stanek RD 579 over Big Lead CR

Good

Lincoln County, Missouri · S 22 T 50 N R 2 W · Structure no. 16116

Built
2001
24 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
75
2023 count
Owner
County
County Highway Agency

About this bridge

Stanek RD 579 over Big Lead CR is a steel stringer/multi-beam or girder carrying Stanek RD 579 over Big Lead CR in Lincoln County, Missouri. It was built in 2001, so it is 24 years old, younger than the Missouri average of 45.1 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 75 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2043. The structure is 73 ft (22.3 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesStanek RD 579
CrossesBig Lead CR
LocationS 22 T 50 N R 2 W
RouteCounty Highway 110
CountyLincoln County
StateMissouri
Coordinates39.08844, -91.12475
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length73 ft (22.3 m)
Longest span69 ft (21 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic120 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Stanek RD 579 over Big Lead CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is Stanek RD 579 over Big Lead CR 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 2024.

How much traffic does Stanek RD 579 over Big Lead CR carry?

About 75 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Stanek RD 579 over Big Lead CR?

The structure is 73 ft (22.3 m) long with a longest span of 69 ft (21 m) and a deck 29 ft wide.

Who owns Stanek RD 579 over Big Lead CR?

It is owned by the County Highway Agency.