four inches minimum. depending on your climate zone, and freeze / thaw. six inches deep would be the preffered. the only need to go deeper would be for large heavy duty trucks, semi trucks....
The base or foundation can be between 6 and 10 inches thick. Over that is laid the asphalt anywhere from 1.5" to 3" in thickness. The asphalt driveway needs to be sealed at least every three years, more often in severe weather climates.
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$1,650
two and a quarter inches is desired for driveway for most domestic vehicles
Aproximately 17.78 Sq Yds of asphalt @ 1" thick per ton. Aproximately 17.78 Sq Yds of asphalt @ 1" thick per ton.
This question is incomplete. How thick it is expected to be put on. Is it being applied to currently black-topped area or on gravel. If this is for your own purpose of a driveway, check with a professional.
You have not said what substance you are using a ton of to cover the asphalt.
The amount of square feet in a ton of asphalt will depend on the thickness of the asphalt. If the asphalt is three inches thick it will have to cover the area three times. The type of asphalt used is also a factor towards weight.
Thick asphalt-impregnated paper used for roofing.
You should have three inches of wood on each side of any residential door.
24 feet @ one inch thick
Crushed concrete is sold by the ton. One dumptruck will haul between 13 and 15 tons. Your driveway should take around 30 tons if covered 4" thick.