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18.05.2018, 20:13
Put the stages in the construction of a skyscraper in the correct order.
a _____ Metal decking called floor formers are laid between the beams to form a shallow pan.
b _____ Outer walls, called cladding, are lifted into position by crane.
c _____ Girders are bolted to the columns to form the floors of the building.
d ____1 The foundations are laid.
e _____ Liquid concrete is poured onto the formers.
f _____ Ducts are installed beneath each floor to carry cables and pipes.
I _____ The vertical steel columns that form the base of the building's main
frame are fixed to the foundations.
h _____The process is repeated floor by floor until the skyscraper is completed..

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