Drainfield trenches should be installed level and on the contour. If surfacing occurs at the end of one or more trenches, they should be checked to see that they are level. A trench sloping away from a dropbox or the distribution box may result in effluent surfacing rather than...
This article is part of a series on troubleshooting the drainfield and yard:
- Troubleshooting the Drainfield and Yard
- More Tips for Drainfield Troubleshooting
- Drainfield Troubleshooting: Identifying Invisible Installation Issues
- Drainfield Troubleshooting: Trench Concerns
- Troubleshooting Tips: Tanks and Risers