New on 500px : Strong Pillars by rogeriocluis by rogeriocluis

any bridge needs strong pillars, and the the ones in Vasco Da Gama brigde in Lisbon-Portugal were designed to withstand winds of 250 km/h, an earthquake estimated at 8.7 on the Richter scale for 120 years.

via 500px http://ift.tt/1n7EiUN

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