The average weight of a sandstone boulder is approximately 150 pounds per cubic foot. Limestone boulders and granite boulders in most cases weigh more.They average about 175 pounds per cubic foot. To estimate the quantity, you need to convert the area into cubic feet by multiplying length x width x height.he average weight of a sandstone boulder is approximately 150 pounds per cubic foot. Limestone boulders and granite boulders in most cases weigh more.
Adorable animal families that will make you aww. Arena football is a modified version of American football designed to be played in a basketball arena. The game is designed to be a fast-paced, high-scoring alternative to the outdoor game.
For other uses of American Football League, see American Football League (disambiguation). The American Football League (AFL) was a major professional American football league that operated from 1960 until 1969, when it merged with the National Football League (NFL). The upstart AFL operated in direct competition with the more established NFL throughout its existence.