transitive. 1  To reverse the winding or twisting of: unwind a ball of yarn. 2  To separate the tangled parts of; disentangle. 3  To free (someone) of nervous tension or pent-up energy.
A leach field is an important part of a septic system. It disperses fluid from the septic system over a large area of soil adjacent to the building it services.he distribution box has another pipe that leads to the leach field. From this pipe, you will dig the trenches. Decide where to dig your trenches. You will need to dig three trenches, each about 12 inches wide and 20 feet long.
If, after you have it pumped, you observe flow, back into the tank.................you need a new leach field.This could be because the tank settled, back grading the leach field pipe or the leach field has heaved or was not installed correctly.Also, after it is pumped look into the outlet for roots or other blockage.f, after you have it pumped, you observe flow, back into the tank.................you need a new leach field.This could be because the tank settled, back grading the leach field pipe or the leach field has heaved or was not installed correctly.