Close Look at Spiral Stairs Construction
Blocks are the most used material in the construction. People use blocks for building whole buildings and for stairs too. You’ll be surprised that even a spiral stairs can be build with blocks and they will have the regular shape at the end even so the blocks are cubes or rectangular shape. Close look to its construction process is presented in the gallery bellow.
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Source:
architectureadmirers
URL:
http://www.architectureadmirers.com/
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