It depends on the depth of the water. The hydrostatic pressure increases with depth.
should be at lest 4 inches
4 To 6 inches
6'' thick sand filling, then 9'' thick plain cement concrete 1:4:8 [ ratio] then top layer of Plain cement concrete 1:1.5:3 mixed with concrete mixer. proper vibrator should be used. expansion joint should be after 2.5mts to 3mts alternatively of 12 mm wide and filled with the mixer of hot bitumen sand mixed. by: m.s.chaudhary [civil engineer]
Depends on how thick the concrete pad is. At 4 inches thick and allowing for a little waste and imprecise measurements, about 350 square feet. You can check out more options with the concrete calculator below.
This depends on the age and whether it has a basement or not
should be at lest 4 inches
4 To 6 inches
the concrete should be 6" according to this site http://www.de-fontenay.com/poolcon4.htm
Thick is an adjective not a noun
two and a quarter inches is desired for driveway for most domestic vehicles
It depends on how thick you want the concrete.
6'' thick sand filling, then 9'' thick plain cement concrete 1:4:8 [ ratio] then top layer of Plain cement concrete 1:1.5:3 mixed with concrete mixer. proper vibrator should be used. expansion joint should be after 2.5mts to 3mts alternatively of 12 mm wide and filled with the mixer of hot bitumen sand mixed. by: m.s.chaudhary [civil engineer]
It should be a little over 19 yards.
You will need 17.8 cubic yards of concrete.
thick steel and concrete
Gamma radiation
reservoirs are located on thick layers of concrete.