two gantry cranes at the Harland & Wolff shipyard in Belfast built by Krupp – Goliath is tall, Samson is – span , lift-height , capacity each, combined Breakwater Crane Railway – self-propelled steam crane that formerly ran the length of the breakwater at Douglas. – ran on gauge track, the broadest in the British Isles Liebherr TCC 78000 – Heavy-duty gantry crane used for heavy lifting operated in Rostock, Germany. – capacity, lift-height Crane operators Crane operators are skilled workers and heavy equipment operators. Key skills that are needed for a crane operator include: An understanding of how to use and maintain machines and tools Good team working skills Attention to details Good spatial awareness. Patience and the ability to stay calm in stressful situations See also Accredited Crane Operator Certification Banksman Cherry picker Davit Floating sheerleg Gantry crane Lifting devices with one, two, and three legs: derrick sheers gyn Overhead crane Pallet Patient lift Sidelifter Steam shovel Taisun Telescopic handler References Sources History of cranes Construction equipment Heavy equipment Lifting equipment Vertical transport devices Ancient Egyptian technology Ancient Greek technology Ancient inventions Articles containing video clips