Ikpe

Nke a gantry kreenu bụ a MG ụdị abụọ girder gantry kreenu, o nwere abụọ isi girders na otu electric trolley.N'ihi na ndị ahịa chọrọ kreenu ebuli ihe na ibutu ihe na ụgbọ ala dọwara n'akụkụ abụọ nke kreenu ụkwụ, n'ihi ya, ọ na-achọ kreenu na-onwem na abụọ cantilever.