Archived posting to the Leica Users Group, 2009/08/13
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I can attest to the jackhammer part :-) Man, this soil is tough (but fertile). I guess at least Joseph Eichler didn't save money that way. On Thu, Aug 13, 2009 at 8:27 AM, Brian Reid<reid at mejac.palo-alto.ca.us> wrote: > >> So what you really had was a leach field with no septic tank... > > No. The soil around here is red clay that is so hard you need a jackhammer > to dig into it. ?A 7-inch void in the red clay was a perfectly fine > wastewater pipe. It would have held pressure to 15 or 20PSI. The problem > was > that when I installed a sprinkler system in 1982, the water attracted the > attention of the neighbor's redwood tree, and its roots eventually > penetrated the hard clay and blocked the "sewer line". -- // richard m: richard @imagecraft.com // w: http://www.imagecraft.com/pub/Portfolio09/ blog: http://rfman.wordpress.com // book: http://www.blurb.com/bookstore/detail/745963