Horse Manure System 1 Vessel measuring 10' x 32'.   The capacity of the vessel is 27 tons.  9 cubic yards of raw waste are put in each day, and 6 cubic yards of compost are removed each day. This system is designed for a 6-day retention time. Dewatered Cow Manure System 2 Vessels each measuring 10' x 72'.  The capacity of each vessel is 136 tons. 68 cubic yards of raw waste are put in each day, and 54 cubic yards of compost are removed each day.  This system is designed for a 4-day retention time.  Mortalities System 1 Vessel measuring 8' x 120'.   The capacity of the vessel is 122 tons.  35 cubic yards of raw waste are put in each day, and 25 cubic yards of compost are removed each day.  This system is designed for a 7-day retention time. Note: All volumes are approximate