Sch FIFTH para 2
There shall be excluded from the order any houses or other buildings properly included in the clearance area only on the ground that by reason of their bad arrangement in relation to other buildings, or the narrowness or bad arrangement of the streets, they are dangerous or injurious to the health of the inhabitants of the area: Provided that the foregoing provisions of this paragraph shall not apply to a building constructed or adapted as, or for the purposes of, a dwelling, or partly for those purposes and partly for other purposes, if any part (not being a part used for other purposes) is unfit for human habitation.