Designing a leach field involves spacing the perforated pipe for proper drainage. Trenches for the pipes contain gravel and may be as long as 100 feet. Each trench is 1-3 feet wide with 6 feet between each trench.Place the pipes in the leach field a minimum of 6 inches and most likely between 18 to 36 inches deep according to the Clemson Cooperative Extension.Each leach field requires an individual design as soil and water tables vary from state to state and within states.lace the pipes in the leach field a minimum of 6 inches and most likely between 18 to 36 inches deep according to the Clemson Cooperative Extension.
Diabetes Latest. More than 29 million Americans have diabetes; 1 in 4 doesnât know. More than 29 million people in the United States have diabetes, up from the previous estimate of 26 million in 2010, according to a report released today by the Centers for Disease Control and Prevention. One in four people with diabetes doesnât know he or she has it.
Key facts. 1  The number of people with diabetes has risen from 108 million in 1980 to 422 million in 20141. 2  The global prevalence of diabetes* among adults over 18 years of age has risen from 4.7% in 1980 to 8.5% in 20141. 3  Diabetes prevalence has been rising more rapidly in middle- and low-income countries1.