A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Portion of poles below level of pavement was abandoned and a steel base which was constructed and set in new location was used to support upper part of pole.
Portion of poles below level of pavement was abandoned and a steel base which was constructed and set in new location was used to support upper part of pole.
Speeding pole setting in San Francisco
Elec. Ry. Jl
Foster, S.L. (author)
1925
3 pages
3 Figs.
Article (Journal)
English
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COATING TRAFFIC POLE WITH FUNCTION OF PREVENTING THE VEHICLE FROM SPEEDING
European Patent Office | 2021
COATING TRAFFIC POLE WITH FUNCTION OF PREVENTING THE VEHICLE FROM SPEEDING
| European Patent Office | 2021