chris (chris@enet21.com.au) wrote: > Apparently part of the line will have "cut and cover" tunnels in some > areas. The Lane Cove residents will be really pleased about this > (especially around the entrances around the lane cove bridge). And the > deepest part of the line is about 50 metres underground. (North Ryde > side) How far below sea level would that be? Cheers David