Quote:
Originally Posted by Kelvin
I would suggest Canadian Mind is on the right track. Hoarding, when it is used for curing concrete, is usually not a mesh but rather tarps. Also, humidity is not necessarily a bad thing for curing concrete - in fact we often specifically employ "misters" over freshly placed concrete to ensure it stays sufficiently moist during curing (a mister being little more than a way of directing water into a fan in and around the concrete slab). I would also not suspect that given the amount of greenery in the photo that they were hoarding any concrete at this time - that process is usually only employed in cold weather conditions (to keep heat in) in combination with adding heat via propane heaters.
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This seems to me to be the probable explanation but, depending on where this is, and the weather conditions, it could also be to shield the concrete from wind and direct sun to keep the surface from drying out. as you pointed out concrete must bekept damp to cure properly.