How much is a ton of gravel? A ton of gravel with average-sized pebbles is about 0.705 cubic yards, or 19 cubic feet, assuming it has been screened for debris and contains no leftover dirt, sand, etc. How much is a tonne of gravel?
1.05 lbs is the amount of wind load on the antenna. Community Q&A Question I want to create a 12' diameter cylinder grain tower that's 55' high, and has a smooth surface and dome roof. How many yards of concrete does it take to anchor it for an estimated maximum wind force of 110...