How many gallons of water per foot will a 14 inch pipe hold?

Answer 1

The volume of a cylinder is (pi) x (radius)2 x (length).

Radius of an 18-inch pipe = 9 inches

Volume of 1 foot of pipe = (pi) x (9)2 x (12) = 3,053.63 cubic inches = 13.22 gallons (rounded)

What you put in it is your own business.

Answer 2

Approx 32 US gallons.

Answer 3

5.286