Facts
- Overview
- Tunnel on Dornan Drive in Richmond
- Location
- Contra Costa County, California
- Status
- Open to traffic
- History
- Built 1912
- Design
- Tunnel
- Dimensions
-
Length of largest span: 34.1 ft.
Total length: 741.2 ft.
- Approximate latitude, longitude
- +37.92111, -122.38556 (decimal degrees)
37°55'16" N, 122°23'08" W (degrees°minutes'seconds") - Inventory numbers
- CA 28C-318 (California bridge number)
BH 10847 (Bridgehunter.com ID) - Inspection
- Average daily traffic (as of 1998)
- 1,600