Schwede RD over Trib of Dardenne C
PoorSt. Charles County, Missouri · S 20 T 46 N R 2 E · Structure no. 21235
- Built
- 1988
- 37 years old
- Condition
- Poor
- inspected February 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 48 ft
- 1 main span
- Daily traffic
- 472
- 2024 count
- Owner
- County
- County Highway Agency
About this bridge
Schwede RD over Trib of Dardenne C is a steel stringer/multi-beam or girder carrying Schwede RD over Trib of Dardenne C in St. Charles County, Missouri. It was built in 1988, so it is 37 years old, younger than the Missouri average of 45.1 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 472 vehicles a day, roughly 5% of them trucks, projected to reach 1,038 by 2044. The structure is 48 ft (14.6 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| 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 Schwede RD over Trib of Dardenne C built?
It was built in 1988, making it 37 years old in 2025.
What condition is Schwede RD over Trib of Dardenne C in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.
How much traffic does Schwede RD over Trib of Dardenne C carry?
About 472 vehicles per day (2024 count), of which roughly 5% are trucks.
How long is Schwede RD over Trib of Dardenne C?
The structure is 48 ft (14.6 m) long with a longest span of 48 ft (14.6 m) and a deck 32 ft wide.
Who owns Schwede RD over Trib of Dardenne C?
It is owned by the County Highway Agency.