A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Gate bridge lighting has preassembled standards
System of Golden Gate Bridge, San Francisco; total number of sodium vapor luminaries is 214, of which 199 are used on bridge and approaches and remainder in Waldo tunnel, which forms northern approach through Marin hills; beam lighting standards with sodium vapor luminaires; four separate sources of power supply bridge circuits.
Gate bridge lighting has preassembled standards
System of Golden Gate Bridge, San Francisco; total number of sodium vapor luminaries is 214, of which 199 are used on bridge and approaches and remainder in Waldo tunnel, which forms northern approach through Marin hills; beam lighting standards with sodium vapor luminaires; four separate sources of power supply bridge circuits.
Gate bridge lighting has preassembled standards
Elec World
Electrical World ; 108
1937
Article (Journal)
English
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