US Bridges

Rt W E over Smithville Reservo

Good

Clay County, Missouri · S 3 T 53 N R 32 W · Structure no. 3028

Built
1979
46 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
595 ft
9 main spans
Daily traffic
1,121
2024 count
Owner
State
State Highway Agency

About this bridge

Rt W E over Smithville Reservo is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt W E over Smithville Reservo in Clay County, Missouri. It was built in 1979, so it is 46 years old, older 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 1,121 vehicles a day, roughly 13% of them trucks, projected to reach 1,738 by 2044. The structure is 595 ft (181.4 m) long and 37 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesRt W E
CrossesSmithville Reservo
LocationS 3 T 53 N R 32 W
RouteState Highway 0W
Coordinates39.42761, -94.48071
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating20.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadH 15
Structure length595 ft (181.4 m)
Longest span67 ft (20.3 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,121 (2024)
Projected traffic1,738 by 2044
Trucks13%
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

OwnerState Highway Agency
Maintained byState 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 Rt W E over Smithville Reservo built?

It was built in 1979, making it 46 years old in 2025.

What condition is Rt W E over Smithville Reservo 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 July 2024.

How much traffic does Rt W E over Smithville Reservo carry?

About 1,121 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rt W E over Smithville Reservo?

The structure is 595 ft (181.4 m) long with a longest span of 67 ft (20.3 m) and a deck 37 ft wide.

Who owns Rt W E over Smithville Reservo?

It is owned by the State Highway Agency.