US Bridges

Jones Myer-East over Naylor CR

Good

Platte County, Missouri · S 12 T 51 N R 35 W · Structure no. 30598

Built
2004
21 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
390
2024 count
Owner
County
County Highway Agency

About this bridge

Jones Myer-East over Naylor CR is a prestressed concrete stringer/multi-beam or girder carrying Jones Myer-East over Naylor CR in Platte County, Missouri. It was built in 2004, so it is 21 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 390 vehicles a day, roughly 10% of them trucks, projected to reach 722 by 2044. The structure is 64 ft (19.5 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesJones Myer-East
CrossesNaylor CR
LocationS 12 T 51 N R 35 W
RouteCounty Highway 0
Coordinates39.24861, -94.77184
Functional classRural Major 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 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 evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.3 US tons
Inventory rating52.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span61 ft (18.7 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2024)
Projected traffic722 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Jones Myer-East over Naylor CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Jones Myer-East over Naylor 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 Jones Myer-East over Naylor CR carry?

About 390 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Jones Myer-East over Naylor CR?

The structure is 64 ft (19.5 m) long with a longest span of 61 ft (18.7 m) and a deck 34 ft wide.

Who owns Jones Myer-East over Naylor CR?

It is owned by the County Highway Agency.