Keystone RD over Minnesoto Valley C
FairHolt County, Missouri · S 19 T 63 N R 38 W · Structure no. 28972
- Built
- 2002
- 23 years old
- Condition
- Fair
- inspected November 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 127 ft
- 3 main spans
- Daily traffic
- 35
- 2024 count
- Owner
- County
- County Highway Agency
About this bridge
Keystone RD over Minnesoto Valley C is a prestressed concrete continuous stringer/multi-beam or girder carrying Keystone RD over Minnesoto Valley C in Holt County, Missouri. It was built in 2002, so it is 23 years old, younger 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 127 ft (38.7 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| 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 Keystone RD over Minnesoto Valley C built?
It was built in 2002, making it 23 years old in 2025.
What condition is Keystone RD over Minnesoto Valley C 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 November 2023.
How much traffic does Keystone RD over Minnesoto Valley C carry?
About 35 vehicles per day (2024 count), of which roughly 10% are trucks.
How long is Keystone RD over Minnesoto Valley C?
The structure is 127 ft (38.7 m) long with a longest span of 42 ft (12.8 m) and a deck 27 ft wide.
Who owns Keystone RD over Minnesoto Valley C?
It is owned by the County Highway Agency.