D-11.6 71 over Mill Creek
GoodWashington County, Kansas · 0.5 SW of Haddam · Structure no. 001010823003205
- Built
- 1998
- 27 years old
- Condition
- Good
- inspected April 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 118 ft
- 3 main spans
- Daily traffic
- 50
- 2014 count
- Owner
- County
- County Highway Agency
About this bridge
D-11.6 71 over Mill Creek is a steel stringer/multi-beam or girder carrying D-11.6 71 over Mill Creek in Washington County, Kansas. It was built in 1998, so it is 27 years old, younger than the Kansas average of 52.8 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 50 vehicles a day, projected to reach 60 by 2043. The structure is 118 ft (36 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
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was D-11.6 71 over Mill Creek built?
It was built in 1998, making it 27 years old in 2025.
What condition is D-11.6 71 over Mill Creek 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 April 2023.
How much traffic does D-11.6 71 over Mill Creek carry?
About 50 vehicles per day (2014 count).
How long is D-11.6 71 over Mill Creek?
The structure is 118 ft (36 m) long with a longest span of 58 ft (17.6 m) and a deck 27 ft wide.
Who owns D-11.6 71 over Mill Creek?
It is owned by the County Highway Agency.