1. Convert the weight to pounds by multiplying by 2,000. If, for instance, you are calculating the volume of 10 tons of concrete: 10 x 2,000 = 20,000 pounds. 2. Divide the weight,
http://www.ehow.com/how_8198795_converttonscubic...

To calculate how many tons are in cubic yard depends entirely of what materials makes up the cubic yard. The amount of sand will differ from the amount of concrete because of the
http://www.ask.com/webanswers/Reference/Other/how...

The conversion is different depending on what substance you are using. You need to know the density of the material you are using. For instance, and this is from Reade.com; Earth,
http://wiki.answers.com/Q/How_do_you_convert_a_cub...

you need a measure of density for the material. Yards is a volume measure and tons is a measure of weight. So you need to know how much a given size of the material weighs, and then
http://answers.yahoo.com/question/index?qid=200812...
