Black Coulee RD over Black Coulee 072
PoorClosed to trafficPhillips County, Montana · 28M N Dodson · Structure no. L36006030+01001
- Built
- 1950
- 75 years old
- Condition
- Poor
- inspected April 2024
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 55 ft
- 3 main spans
- Daily traffic
- 49
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
Black Coulee RD over Black Coulee 072 is a wood or timber stringer/multi-beam or girder carrying Black Coulee RD over Black Coulee 072 in Phillips County, Montana. It was built in 1950, so it is 75 years old, older than the Montana average of 47 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 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. Its operating status is: closed to all traffic.
It carries about 49 vehicles a day, roughly 3% of them trucks, projected to reach 52 by 2043. The structure is 55 ft (16.8 m) long and 20 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 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 3 Serious | Loss of section, deterioration, spalling or scour have seriously affected primary structural components. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Black Coulee RD over Black Coulee 072 built?
It was built in 1950, making it 75 years old in 2025.
What condition is Black Coulee RD over Black Coulee 072 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 April 2024.
How much traffic does Black Coulee RD over Black Coulee 072 carry?
About 49 vehicles per day (2023 count), of which roughly 3% are trucks.
How long is Black Coulee RD over Black Coulee 072?
The structure is 55 ft (16.8 m) long with a longest span of 19 ft (5.8 m) and a deck 20 ft wide.
Who owns Black Coulee RD over Black Coulee 072?
It is owned by the County Highway Agency.