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Steve Thuman | all galleries >> Locations >> Olympic Penn/Seattle Area >> Vacation 2012 Day 2- Seattle > _DSC5823.jpg
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10-JUL-2012

_DSC5823.jpg

Nikon D7000
1/250s f/8.0 at 38.0mm iso100 full exif

other sizes: small medium original auto
Jack Hoying30-Jul-2012 02:17
Pretty neat to see.
Rahul 25-Jul-2012 19:28
Ed,
Yes the cleaning is done from the top to bottom since the water they use in the sponge / brush will drop down. So they come from top to bottom. And as the speed of coming down is 8mpm it will be usually 2-3 cycles for this high rise.
Ed Duverger21-Jul-2012 18:31
So they start at the top,do the bottom and start again at the top next day?LOL.
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