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Certification
Signalperson
National Commission for the Certification of Crane Operators
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Welcome to the CCO Signalperson certification program. This nationally recognized and internationally accredited certification program is the culmination of many years’ hard work by experts from the varied industries and groups that use cranes, including construction, steel erection, ironworkers, operating engineers, utilities, and crane rental firms.
Demonstrate standard crane hand signals for mobile and tower cranes during lifting operationsMaintain visibility with the operator to ensure clear signaling and safe load movementProvide clear and consistent hand signals to guide load handling effectivelySustain signaling actions while commands are being delivered to avoid miscommunicationCorrect operator actions when signals are not followed properly to maintain safe operationsUse communication equipment correctly by understanding its proper application and limitationsMitigate communication barriers such as wind, language differences, or interference to ensure clarityVerify communication devices by confirming battery charge and operational readiness before useDeliver clear voice commands that include function/direction, distance or speed, and stop instructionsCorrect operator behavior when voice signals are not followed appropriately to maintain safetyApply crane terminology and limitations to ensure accurate communication and safe lift executionEvaluate load characteristics such as size, shape, weight, and center of gravity to influence lift planningRecognize and compensate for boom deflection to maintain control of the load pathIdentify and correct load movement effects to prevent destabilizing forces on the craneMaintain vertical hoist line alignment to avoid side loading, drift, or two‑blocking hazardsReview lift requirements with the crew to ensure everyone understands responsibilities and proceduresIdentify and avoid hazards by assessing obstacles, environmental conditions, and site layoutEvaluate weather conditions to determine their impact on crane operations and signalingVerify appropriate signal methods based on jobsite needs and operational requirementsRecognize scenarios requiring emergency procedures to maintain safety during unexpected eventsRecognize applicable OSHA and ASME standards relevant to crane signaling and lifting operationsApply power line safety regulations to maintain required clearances and prevent energized contactImplement personnel platform standards when signaling lifts involving workers on platformsApply regulatory requirements when coordinating multi‑crane single lifts to ensure compliance