jim wrote:
alan_m Wrote in message:
On 19/11/2017 11:55, MM wrote:
On Sun, 19 Nov 2017 11:25:40 +0000, Andy Burns
wrote:



£11K plus whatever earthworks, plumbing and wiring are required.

Thanks a lot for the link. Just as an indicator, the quote was in the
region of £100,000. It was stated that the work HAS to be done by a
company approved by the environment agency.

MM



11k for the construction of the new facility, 91k for the disposal of
all the old facility and associated polluted ground?

It may be worth getting separate quotes for the two stages of the work.


and enjoy the resultant finger pointing blame game when things
don't go well....

There's also the management of the interim period to consider. 40
households' sewerage for 6?months will be non trivial...


How feasible is going onto mains drainage? maybe get a quote for that
option?