This study suggests a admissible load designing method, which leads out a series of calculating formulas based on the parabola theory and works out a value table for loaded rope to establish a systematic admissible load designing method.

• 本文提出许用荷重设计法,在抛物线理论的基础上推导出一系列计算公式,编制承载索数值表,建立起系统的许用荷重设计方法。