This paper expounds the working principle and step requirements of holing-through survey of well lane,and advances several considerations about increasing the holing-through accuracy of the well lane according to the working experience.

• 阐述了井巷贯通测量的工作原则和贯通测量的步骤要求,并根据工作经验提出了提高井巷贯通精度的几点体会。