IRR Indian 20 HWY over Delaware River Drainage
GoodBrown County, Kansas · 2.13 MI E US75 · Structure no. 999902000070251
- Built
- 1935
- 90 years old
- Condition
- Good
- inspected June 2023
- Type
- Culvert
- Concrete
- Length
- 31 ft
- 3 main spans
- Daily traffic
- 1,024
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
IRR Indian 20 HWY over Delaware River Drainage is a concrete culvert carrying IRR Indian 20 HWY over Delaware River Drainage in Brown County, Kansas. It was built in 1935, so it is 90 years old, older 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 1,024 vehicles a day, roughly 20% of them trucks, projected to reach 1,045 by 2044. The structure is 31 ft (9.6 m) long and 34 ft wide. If it were closed, the detour would be 24.2 mi (39 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 |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IRR Indian 20 HWY over Delaware River Drainage built?
It was built in 1935, making it 90 years old in 2025.
What condition is IRR Indian 20 HWY over Delaware River Drainage 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 June 2023.
How much traffic does IRR Indian 20 HWY over Delaware River Drainage carry?
About 1,024 vehicles per day (2023 count), of which roughly 20% are trucks.
How long is IRR Indian 20 HWY over Delaware River Drainage?
The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.
Who owns IRR Indian 20 HWY over Delaware River Drainage?
It is owned by the State Highway Agency.