US Bridges

NW Poage RD over Castile CR

Good

Clinton County, Missouri · S 12 T 55 N R 33 W · Structure no. 21825

Built
1997
28 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

NW Poage RD over Castile CR is a prestressed concrete stringer/multi-beam or girder carrying NW Poage RD over Castile CR in Clinton County, Missouri. It was built in 1997, so it is 28 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 115 by 2043. The structure is 180 ft (54.9 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNW Poage RD
CrossesCastile CR
LocationS 12 T 55 N R 33 W
RouteCounty Highway 325
Coordinates39.58971, -94.55899
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic115 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 NW Poage RD over Castile CR built?

It was built in 1997, making it 28 years old in 2025.

What condition is NW Poage RD over Castile 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 December 2024.

How much traffic does NW Poage RD over Castile CR carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NW Poage RD over Castile CR?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns NW Poage RD over Castile CR?

It is owned by the County Highway Agency.