US Bridges

911 RD over Grassy CR

Good

Pike County, Missouri · S 10 T 54 N R 2 W · Structure no. 36240

Built
2019
6 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
60 ft
2 main spans
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

911 RD over Grassy CR is a concrete tee beam carrying 911 RD over Grassy CR in Pike County, Missouri. It was built in 2019, so it is 6 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 19 by 2043. The structure is 60 ft (18.3 m) long and 20 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries911 RD
CrossesGrassy CR
LocationS 10 T 54 N R 2 W
RouteCounty Highway 911
Coordinates39.46459, -91.11109
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span29 ft (8.7 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic19 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 911 RD over Grassy CR built?

It was built in 2019, making it 6 years old in 2025.

What condition is 911 RD over Grassy 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 July 2024.

How much traffic does 911 RD over Grassy CR carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 911 RD over Grassy CR?

The structure is 60 ft (18.3 m) long with a longest span of 29 ft (8.7 m) and a deck 20 ft wide.

Who owns 911 RD over Grassy CR?

It is owned by the County Highway Agency.