The answer depends on where in the world the excavation is to take place.
Excavation is NOT extrapolated by cubic yard. It is almost always by the day or hours on the project
1 metre = 3.281 feet so 1 cubic metre = 3.2813 cubic feet. So multiply by 3.2813 = 35.314667
joules per cubic metre
cubic metre per second
Kilograms per cubic metre and grams per cubic centimetre (or grams per millilitre).
Mulitply by the density in tonnes per cubic metre.
kilograms per cubic metre or grams per cubic centimetre.
1.2kg per cubic metre
It is Cubic feet per metre
Kilograms per cubic metre
It depends on the variety of the wood, whether is is seasoned and dry. From 170 kg per cubic metre for Balsa to 1370 kg per cubic metre for Lignum Vitae
Twenty Million. There are one million per cubic metre.
There is "approx" 1 cubic meter of 804 stone per cubic metre, numnuts! LOL