State Route 178 WB over Elizabeth Norris Road
GoodKern County, California · 06-KER-178-R41.64 · Structure no. 50 0341L
- Built
- 1974
- 51 years old
- Condition
- Good
- inspected December 2022
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 94 ft
- 1 main span
- Daily traffic
- 2,100
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
State Route 178 WB over Elizabeth Norris Road is a prestressed concrete box beam or girders - multiple carrying State Route 178 WB over Elizabeth Norris Road in Kern County, California. It was built in 1974, so it is 51 years old, younger than the California average of 54.8 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 2,100 vehicles a day, roughly 8% of them trucks, projected to reach 4,319 by 2044. The structure is 94 ft (28.7 m) long and 53 ft wide. If it were closed, the detour would be 3.1 mi (5 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. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was State Route 178 WB over Elizabeth Norris Road built?
It was built in 1974, making it 51 years old in 2025.
What condition is State Route 178 WB over Elizabeth Norris Road 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 December 2022.
How much traffic does State Route 178 WB over Elizabeth Norris Road carry?
About 2,100 vehicles per day (2009 count), of which roughly 8% are trucks.
How long is State Route 178 WB over Elizabeth Norris Road?
The structure is 94 ft (28.7 m) long with a longest span of 93 ft (28.3 m) and a deck 53 ft wide.
Who owns State Route 178 WB over Elizabeth Norris Road?
It is owned by the State Highway Agency.