Despite the weight limit, a Rigger Level 3 must master several technical skills to maintain safety standards: Rigger Classification: Load Capacity and Responsibilities
"Here is the lesson, Elias," Silas said, standing up and dusting off his hands. "A Rigger Level 1 knows how to hook a load. A Rigger Level 3 knows how to ensure the load stays hooked. The lifting capacity of a Level 3 rigger isn't measured in tons of steel they can carry; it’s measured in the complexity of the variables they can manage safely." rigger level 3 lifting capacity
Restricted to basic or routine lifts . They are generally prohibited from participating in "complex" or "critical" lifting operations (such as multi-crane tandem lifts or lifts exceeding 10 tons) unless supervised by higher-level personnel. Despite the weight limit, a Rigger Level 3
"We use a spreader bar to keep the angles at ninety degrees—vertical," Silas explained as he worked. "This keeps the tension equal to the load weight. We use synthetic slings to protect the finish and prevent crushing the casing. And because this is a Level 3 lift, I am personally calculating the 'Net Capacity'." The lifting capacity of a Level 3 rigger
"Stop!"
So lifting capacity = min(rigger's competency limit, equipment limit, plan limit).