The tank tops starting with the third compartment are badly decayed, while the walls show little or no decay. Standing three storm drainpipes on end and pouring a floor in and tank top on them was a common practice. It is not unusual to see old tanks in good shape with precast riser grade rings installed 40 years later that are falling apart. Prior to 1960, most of the tanks in this area were built on site. I have never seen a concrete d-box intact. In 1967, the code changed from distribution box to serial systems. Locating the leaching system at a significantly lower elevation on the property seems to increase decay. The exception is the baffle wall, which is attacked from both sides. I assumed most of the hydrogen sulfide is created in the leach field because the worst decay is over and around the outlet tee, spreading to a lesser degree in all directions. The only two factors I believe affect deterioration are:Ĭoncentration of hydrogen sulfide and duration of contact This subject has been discussed among ourselves, competitors, installers, homeowners and industry association members. We purchased the company from an uncle who started it in 1960, but was in the industry for many years prior to that. My brother and I have owned Modern Septic Services for 25 years. I have read your articles on tank deterioration in the past. Get Onsite Systems articles, news and videos right in your inbox! Sign up now.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |