The contest has been held / in anticipation of a new era of pylon building .
本次模型作品竞赛预期在高压线铁塔的新时代举行。
Alcatraz is less than 600 feet across , but hill has a solution : " one corner of the pyramid will have to rest on a very tall undersea pylon until I can make the island bigger , " he said .
It is dirty and chaotic . Electricity comes , when it comes at all , through a fragile-looking spider 's web of bare wires that sags just above head height from post to pylon around the whole neighbourhood .
If it is to be installed in seas 40 metres deep , its pylon and foundations must measure 170 metres or so , half again as high as st paul 's cathedral .