In rare cases, hypokalemia is caused by too little potassium intake. Many things can cause potassium loss. The most common cause is the use of diuretics, or pills that cause urine production. Diarrhea, vomiting, and excessive use of laxatives can also cause symptoms.
How to Use a Trencher. When it comes to digging, a trencher can dig a trench that's 4 feet wide and up to 36 inches deep. Use these step-by-step instructions to easily dig a hole in no time with the right equipment.
Additionally, the pipes that transport the water to the field must be at an appropriate depth. Typical leach field trenches are from 4 to 6 feet deep. The bottom of the trench is filled with gravel or sand to a height of 2 to 3 feet. The minimum depth for leach field pipes is 6 inches.