Browse Forums Owner Builder Forum 1 Feb 15, 2017 3:36 pm Next question is whether one is allowed to do your own septic tank installation and drain field, with a registered plumber signing off on it, or does the plumber have to do it? If so, how much can one do yourself, ie dig the holes and trenches? I estimated 56 mtres of drain field pipe (100mm pipe) on a 3,000 litre septic tank with a baffle - does that sound in the ball park for sandy soil? Re: Septic tank question 3Feb 24, 2017 9:17 pm sorry not very helpful that last post, but I am having the same ideas about my build, but in the end I am going to need a plumber and other trades to sign off on what I do, so I need to find some co operative trades first. Hi guys and girls We are about to do concrete paving (100mm thick) around the house, using 32 mpa, with plans to build a 1.5x2m x0.8m high fish tank on it later. My… 0 13998 18 74931 From what I know about water tanks (I've been working with a client on them for a few years now) is this - The concrete can last a lifetime if they don't crack for some… 2 6489 |