SEWAGE DEPARTMENT TRAINING PROGRAM
How to Build an At-Grade Sewage Disposal System
Definition of Berm Soil: Mineral soil containing less than 20% coarse fragments (rocks) and no coarse fragments greater than 4 inches in diameter. The berm soil should have a permeability of equal or less than the native soil on which the system is sited. Back Next
Definition of Berm Soil:
Mineral soil containing less than 20% coarse fragments (rocks) and no coarse fragments greater than 4 inches in diameter.
The berm soil should have a permeability of equal or less than the native soil on which the system is sited.
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