US Bridges

Quarry RD 575 over Lead CR

Good

Lincoln County, Missouri · S 1 T 49 N R 2 W · Structure no. 35374

Built
2016
9 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
150
2023 count
Owner
County
County Highway Agency

About this bridge

Quarry RD 575 over Lead CR is a prestressed concrete stringer/multi-beam or girder carrying Quarry RD 575 over Lead CR in Lincoln County, Missouri. It was built in 2016, so it is 9 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 10% of them trucks, projected to reach 240 by 2043. The structure is 100 ft (30.5 m) long and 25 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesQuarry RD 575
CrossesLead CR
LocationS 1 T 49 N R 2 W
RouteCounty Highway 182
CountyLincoln County
StateMissouri
Coordinates39.04566, -91.07117
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
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 rating90.3 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span94 ft (28.7 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic240 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Quarry RD 575 over Lead CR built?

It was built in 2016, making it 9 years old in 2025.

What condition is Quarry RD 575 over 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 Quarry RD 575 over Lead CR carry?

About 150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Quarry RD 575 over Lead CR?

The structure is 100 ft (30.5 m) long with a longest span of 94 ft (28.7 m) and a deck 25 ft wide.

Who owns Quarry RD 575 over Lead CR?

It is owned by the County Highway Agency.