Open covers thoroughly, check inlet and outlet baffles and tees, file cracks or corrosion

https://wiki-square.win/index.php/Septic_System_Emptying_Plan_as_well_as_Absolute_Best_Practices_for_Long-Term_Unit_Wellness

Open covers carefully, check inlet and outlet baffles and tees, document fractures or deterioration, and repair seals to stop groundwater intrusion and exfiltration that can overload the drainfield.