# 7.3: Storage

21. List four types of rainwater storage containers.

22. Calculate the storage volume (in gallons) of a 3” PVC pipe that is 1.00 ft long.

23. Calculate the storage volume (in gallons) of a 4” PVC pipe that is 1.00 ft long.

24. Calculate the storage volume (in liters and gallons) of an IBC tote that is 1.00 m x 1.00 m x 1.05 m.

25. Calculate the storage volume (in gallons) of a ferrocement tank that is 8.00 ft in diameter and 10.0 ft tall.

26. Calculate the necessary storage volume to catch all the rain in the highest rainfall month in Columbia, Missouri falling on a tile roof with a footprint of 900 $$ft^2$$.

27. Calculate the necessary storage volume to catch all the rain in the highest rainfall month in Columbia, Missouri falling on a metal roof with a footprint of 900 $$ft^2$$.

28. Calculate the height needed for a cylindrical ferrocement tank with a diameter of 5 ft to hold 400 gallons of rainwater.

29. Calculate the depth needed for a pond liner lined hole that is 8 ft long by 4 ft wide to hold 500 gallons of rainwater.

30. Take a photo of 100 gallons of storage.