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sumber :http://www.crookedbrains.net/2007/09/glass-floor-wish-to-test-your-nerve.html
Think you can handle it? Wait till you get here and see if you feel the same way. Don't worry it won't break.
Load tests are performed on these annually to ensure safety.
It may not be easy especially when someone starts jumping up & down on the glass floor when you are standing on it.
CN Tower
The CN Tower, located in Toronto, Ontario, Canada, is a communications and tourist tower standing 553.33 metres (1,815 ft 5 in) tall.
At 342 metres (1,122 ft) is the Glass Floor and Outdoor Observation point. The glass floor has an area of 24 square metres (258 sq ft) and can withstand a pressure of 4,100,000 pascals (595 psi). The glass floor consists of thermal glass units that are 64 millimetres (2.5 in) thick, consisting of a pane of 25 millimetre (1 in) laminated glass, a 25 millimetre airspace and a pane of 13 millimetre laminated glass.
Spinnaker Tower
The Spinnaker Tower is a 170 m (558 ft)-high tower situated in Portsmouth, United Kingdom.
Calgary Tower
The Calgary Tower is a 190 metre standing tower in downtown Calgary, Alberta, Canada.
Auckland SkyTower
The Sky Tower is an observation and radio tower located on the corner of Victoria and Federal Streets in the central business district of Auckland, New Zealand. It is 328 metres tall, as measured from ground level to the top of the mast, making it the tallest fee-standing structure in the Southern Hemisphere.
Macau Tower in Macau, anihC
Macau Tower, also known as Macau Sky Tower, is a tower located in the former Portuguese colony of Macau. The tower measures 338 m (1,109 ft) in height from ground level to the highest point.
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