Callahan Road over Humboldt River
GoodPershing County, Nevada · North of Lovelock · Structure no. B1620
- Built
- 1991
- 34 years old
- Condition
- Good
- inspected May 2023
- Type
- Box Beam or Girders - Single or Spread
- Prestressed Concrete
- Length
- 124 ft
- 1 main span
- Daily traffic
- 50
- 2017 count
- Owner
- County
- County Highway Agency
About this bridge
Callahan Road over Humboldt River is a prestressed concrete box beam or girders - single or spread carrying Callahan Road over Humboldt River in Pershing County, Nevada. It was built in 1991, so it is 34 years old, younger than the Nevada average of 36.4 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 124 by 2040. The structure is 124 ft (37.8 m) long and 31 ft wide. If it were closed, the detour would be 24.9 mi (40 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Callahan Road over Humboldt River built?
It was built in 1991, making it 34 years old in 2025.
What condition is Callahan Road over Humboldt River 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 May 2023.
How much traffic does Callahan Road over Humboldt River carry?
About 50 vehicles per day (2017 count).
How long is Callahan Road over Humboldt River?
The structure is 124 ft (37.8 m) long with a longest span of 122 ft (37.2 m) and a deck 31 ft wide.
Who owns Callahan Road over Humboldt River?
It is owned by the County Highway Agency.