Is it OK to drive over a septic tank?

So yes, parking or driving over a septic tank should be avoided, and even moreso during wet weather conditions. When the ground soaks up a high amount of moisture, significantly heavy weight, such as from motor vehicles, machinery, and heavy equipment atop the vulnerable soil can cause a shift in the ground.Click to see full answer. Simply so, is it OK to drive over a septic field?No. It is not recommended, but limited driving of light vehicles should not harm a properly installed leach field. Under wet conditions, however, any heavy packing of the earth over the distribution lines will have a negative impact on effectiveness.Subsequently, question is, can you drive over infiltrators? Best practice is to never drive over any leach field, but chambers are rated for 16,000 pounds per axle load, given at least one foot of cover. Hereof, how much weight can go over a septic tank? A vehicle with an 8,000-pound (3,630 kg) front axle and one or more rear axles weighing 32,000 pounds (14,500 kg) each and spaced at least 14 feet (4.3 m) apart. InspectAPedia® Question? Just ask us! InspectAPedia Free Encyclopedia of Building & Environmental Inspection, Testing, Diagnosis, Repair What can you put over a septic field?Herbaceous plants, such as annuals, perennials, bulbs and ornamental grasses are generally the best choices for use on a septic drain field. Ornamental grasses also offer the advantages of having a fibrous root system that holds soil in place, and providing year-round cover.