Rt Mm S over Grassy CR
FairBollinger County, Missouri · S 7 T 30 N R 8 E · Structure no. 2446
- Built
- 1972
- 53 years old
- Condition
- Fair
- inspected December 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 124 ft
- 3 main spans
- Daily traffic
- 67
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
Rt Mm S over Grassy CR is a steel continuous stringer/multi-beam or girder carrying Rt Mm S over Grassy CR in Bollinger County, Missouri. It was built in 1972, so it is 53 years old, older than the Missouri average of 45.1 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 67 vehicles a day, roughly 9% of them trucks, projected to reach 101 by 2044. The structure is 124 ft (37.8 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Rt Mm S over Grassy CR built?
It was built in 1972, making it 53 years old in 2025.
What condition is Rt Mm S over Grassy CR in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.
How much traffic does Rt Mm S over Grassy CR carry?
About 67 vehicles per day (2024 count), of which roughly 9% are trucks.
How long is Rt Mm S over Grassy CR?
The structure is 124 ft (37.8 m) long with a longest span of 48 ft (14.6 m) and a deck 31 ft wide.
Who owns Rt Mm S over Grassy CR?
It is owned by the State Highway Agency.