A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Synchronized beacons mark world's greatest bridge
Six powerful rotating beacons, with beams slowly turning in step, give prominence to tall towers of San Francisco-Oakland bridge at night; primary purpose of synchronized rotation of beacons is to provide unique identification of bridge structure, one that is self-evident to resident pilot and stranger alike.
Synchronized beacons mark world's greatest bridge
Six powerful rotating beacons, with beams slowly turning in step, give prominence to tall towers of San Francisco-Oakland bridge at night; primary purpose of synchronized rotation of beacons is to provide unique identification of bridge structure, one that is self-evident to resident pilot and stranger alike.
Synchronized beacons mark world's greatest bridge
Elec J
Garrett, P.B. (author)
Electric Journal ; 34
1937
4 pages
Article (Journal)
English
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