>
>I always associate Blondins with the Welsh slate industry as this is where
>most seems to be written on them, but they have been used in the
>construction of bridges and dams, as well in other types of stone quarry.
>The biggest one I have seen is at the Hoover Dam - it uses 6 ropes to
>support the pulley block.
>
There was, in 2000, a huge Blondin on the Three Gorges Dam in China. I
estimated the towers to be close to 300 metres high and the span well
over a kilometre. The scale of the rest of the plant was colossal, but
the Blondin dwarfed everything.
--
Dave Williams - [log in to unmask]
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