This is because, if too close, a watertight compartment may be so short that damage may cause flooding both before and abaft it.
Kungenxa yokokuba, okokuba ikufutshane kakhulu, ikhompathimenti evaliwe ingabamfutshane kakhulu kangangokuba umonakalo ungabangela ukuzalisa kwamanzi kokubini ngaphambili nangasemva kwayo.