(57) @ A device for cargo hold cleaning, intended to be placed over a bilge well manhole,
comprises a sieve member surrounding an axis, and securing means disposed beyond the
end, in an axial sense, of the sieve member, the securing means being operable from
its side which is nearer to the sieve member. The securing means may, among other
forms, comprise one or more clamps or clips; or may be dimensioned to fit through
the manhole and be tightened against the decking adjacent the underside thereof; or
may comprise fixed arms above the manhole cooperating with retractable arms below
the manhole.
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