How to Build a Dry Well

Step-by-Step Guide

1. 1

   Step 1: Dig a 12-inch (30.5 cm) deep trench from the area of standing water to the location of the dry well holding tank.

   The trench should begin at ground level and gradually angle down to a 10 percent grade at the holding tank.
2. 2

   Step 2: Enlarge the soil drainage test pit to fit the holding container.

   The lip of the container should be 8 inches (20.3 cm) below the surface after 2 inches (5 cm) of gravel is added to the bottom of the pit. ,,,,,,, Caulk the pipe entry point and allow to dry for 1 hour. ,, Bury the tank and the pipe.
3. 3

   Step 3: Spread approximately 2 inches (5 cm) of gravel along the bottom of the trench and bottom of the holding tank pit.

4. 4

   Step 4: Sink the holding container into the holding tank pit.

5. 5

   Step 5: Drill 25 to 30 drainage holes along the bottom and halfway up the sides of the holding container.

6. 6

   Step 6: Cut an entry hole in the side of the holding container approximately 10 inches (25.4 cm) below the top of the container.

7. 7

   Step 7: Place 6 inches (15.2 cm) of rock in the bottom of the holding container and line the interior of the holding container with landscape fabric.

8. 8

   Step 8: Place the solid (50 percent of total length) PVC pipe from the water source into the trench and

9. 9

   Step 9: using the PVC connection ring

10. 10

    Step 10: attach to the perforated (50 percent of total length) PVC pipe and place it in the trench.

11. 11

    Step 11: Wrap the end of the entry pipe in landscape fabric and insert end of perforated PVC pipe into entry hole in holding container.

12. 12

    Step 12: Pour water at the top of the pipe to verify that the water runs down into the holding tank.

13. 13

    Step 13: Place the cover on the holding tank.

Detailed Guide

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