Usually folks figure sand at 100 pcf. There are 27 cubic feet in a cubic yard. So to continue the answer the previous poster made... Using the 100 pcf average weight for sand, and that there are 27 cubic feet in a yard, then 2 yards is equal to 54 cubic feet and at 100 pcf, the total weight is 5400 lbs, or 2.7 tons.
The walking distance measure denotes the distance that can be travelled by walking in a fixed amount of time. In Japan, the standard measure for walking distance is 80 meters for 1 minute of walking time. It is the standard used in real estate listings. For example, if a building is a 10 minute walk from a particular park or train station, it is 800 meters away.
The simple formula that enables you to find your walking speed is. Speed (in miles per hour) = Distance (in miles) / Time (in hours). However, to know if your walking speed is at par with other healthy individuals, you need to take into account the average speed for your particular gender and age group.Younger males are the fastest walkers with an average speed of 3.5 to 4 miles per hour.ow to Find Average Walking Speed. Average speed of walking is influenced by many factors. It is impossible to find out one fixed speed and apply it to all individuals. Walking speed is greatly dependent upon the age of the person. Older people walk more slowly than younger people.