The photo of the blowout is taken from inside a section of corro iron pipe thats angled towards the wall. Lazy design. Lazier implementation.
Sayying that, however, ive started to realise that Scots drains all lean towards being Shape Changers, due to the haphazard, bit by bit burial, over sometimes 100 years, of these streams.
SHAPE CHANG0RZ FTW!