US Bridges

Rt Ww E over S Fk Grindstone CR

Good

Boone County, Missouri · S 22 T 48 N R 12 W · Structure no. 4031

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
6,900
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Ww E over S Fk Grindstone CR is a concrete continuous culvert carrying Rt Ww E over S Fk Grindstone CR in Boone County, Missouri. It was built in 1993, so it is 32 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 6,900 vehicles a day, roughly 9% of them trucks, projected to reach 12,765 by 2044. The structure is 27 ft (8.1 m) long and 24 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesRt Ww E
CrossesS Fk Grindstone CR
LocationS 22 T 48 N R 12 W
RouteState Highway 0WW
Coordinates38.92921, -92.25706
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating80.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span13 ft (4 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2024)
Projected traffic12,765 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$306,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Ww E over S Fk Grindstone CR built?

It was built in 1993, making it 32 years old in 2025.

What condition is Rt Ww E over S Fk Grindstone 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 September 2023.

How much traffic does Rt Ww E over S Fk Grindstone CR carry?

About 6,900 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Rt Ww E over S Fk Grindstone CR?

The structure is 27 ft (8.1 m) long with a longest span of 13 ft (4 m) and a deck 24 ft wide.

Who owns Rt Ww E over S Fk Grindstone CR?

It is owned by the State Highway Agency.