the finished drains map

The Vayham Drains Map

The Map is drawn at A3 using an quarter inch grid making it easy to scale to A1 and printt out as a Battle Mat. that size..The periferal  round areas are shallow pools under the drains from the new towns dye works and the two tanneries the central one is a deep pool of very foul water where they mix with the sump from the composting room which enters through a pipe. the outer tunnels slope towards the nearest pool to carry run off rain water into them ans the other passageways slope gently towards the centre for the same reason.  There are two foot square grills in the ceiling of the peripheral tunnels  at regular intervals to allow rain water run off in