56 CBM
65
Mathematically it is close to 77 CBM. But in international business it is generally accepted to consider 68-70 CBM for 40 ft HQ containers.
28
hello
60*40*1=2400 ft**3 of sand
To convert cubic metres to cubic feet, multiply by 35.314667 To convert cubic feet to cubic metres, multiply by 0.028316847
According to http://adaptainer.co.uk 562 CFT are in a 10ft container.
131.2335958 ft Direct Conversion Formula 40 m* 1 ft 0.3048 m = 131.2335958 ft
40 ft * 21 ft = 840 sq ft = 78.04 sq metres (to 2 dp).
That room size can be estimated 15 ft x 40 ft
8 ft * 4 ft * 6 mm = 64 sq ft * 8 mm = 5.95 sq metres * 0.008 m = 0.048 m3.