Semi – Goliath Cranes: In Semi Goliath cranes one end of crane on move on rails supported on floor level and other end of crane moves on rails placed on elevated level placed on gantry girder. These cranes find applications in areas where material lifting is required in uncovered area of manufacturing plant. These cranes also find usage in plants where lifting arrangement in a specific section of plant. These cranes are classified into single girder and double girder depending on customer requirements.