Articles
Rigging and load assessmentRigging · 8 minA review of how to choose and use personal protective equipment correctly across the three work areas — why the right choice depends on substance and task and how protective equipment is maintained and removed without spreading contamination.Safety when working with cranesSafety · 7 minA practical overview of safety considerations for work with traveling cranes, gantry cranes and mobile cranes — from setup and stability to work area and personal protective equipment.Inspection and documentation of cranes.Maintenance · 6 minAn explanation of the difference between the daily inspection the crane operator performs themselves and the periodic mandatory major inspection by an expert — and why documentation is part of safety.Crane types and what they are used forCrane types · 8 minAn overview of the most common crane types — travelling cranes gantry cranes column jib cranes truck-mounted cranes and mobile cranes — and what distinguishes them in construction movement pattern and application.Signalling and communication during liftingCommunication · 7 minA review of how rigger and crane operator communicate safely during a lift — the common hand signals use of radio and why only one person at a time may direct.Wind and weather at crane liftingSafety · 7 minAn explanation of why wind is one of the greatest dangers in open-air crane lifting how the wind catch depends on the load and what visibility ice and cold mean for whether the lift is responsible.WLL, SWL and marking of lifting gearPLACEHOLDER_82 · 9 minA thorough review of what WLL and SWL mean how safety factor and breaking strength relate and how to read markings on chains wire straps fibre straps and shackles — so the gear is always used within its capacity.Safety zones and distance from electrical wiresSafety · 8 minA review of how to assess a load's weight and centre of gravity choose the right sling and secure the load safely so the lift becomes controlled and predictable.Operator's responsibility and qualificationsResponsibility · 7 minA review of what qualifications are required to operate a crane how responsibility is divided between employer and operator and why the duty to stop an irresponsible lift is part of the job.The crane's history: from treadle wheel to hydraulicsHistory · 9 minA story of how humans have always needed to lift more than their arms could carry — from the ancient Greeks' first lifting crane and the Romans' treadwheels through the Middle Ages' cathedral building and industrialization's steam and steam cranes to today's hydraulic mobile cranes with load diagrams and electronic overload protection.Crane operator certificate categories and requirementsEducation · 8 minA review of the four crane operator certificates which crane types they cover when the certificate requirement applies below the 8 ton/ton-metre threshold and what you yourself must meet to get started with the training.The tower crane: design and special conditionsCrane types · 8 minA review of the tower crane's structure the difference between fixed mobile and semi-mobile tower cranes the critical phases during assembly and dismantling and why the crane must be able to turn freely in the wind when not in use.Co-lifting: when two cranes lift the same loadSafety · 8 minA review of what combined lifting is why it requires special planning and management why each crane normally may only be loaded to 75 % of its capacity and what requirements are placed on work baskets cranes and operators when it happens.Electronic safety systems on modern cranes.Technique · 8 minAn introduction to the electronic systems that monitor and intervene during a crane lift — overload protection, digital load indicator, anti-collision system and data logger — and why the technology supplements but does not replace the crane operator's judgment.Wire, chains and hoist maintenanceMaintenance · 8 minA deeper review of how steel wire and lifting chains are constructed what damage means rejection and how lubrication storage and care of the hoist's brakes and drums extend service life and safety.PLACEHOLDER_75Safety · 7 minA review of why welders must be certified what DS/EN ISO 9606-1 requires and how a welding test happens in practice. The certification is the individual welder's counterpart to the company's EN 1090 approval and must be renewed continuously.The crane operator's training path: from crane basis to certificateEducation · 7 minA review of how AMU courses within cranes connect — from crane basics through mobile cranes in two stages to tower crane — and what awaits in theory and practical exam along the way.Career and job opportunities as crane operatorCareer · 7 minAn overview of where crane operators find work in Denmark what you can typically expect to earn how the certificate can be combined with other competences and what paths lead on to foreman or area manager.