Hoisting during shaft sinking
32.2.17.
Hoisting installations should comply with the relevant
requirements of this Code, in particular, those contained in Chap-
ter 5; and the requirements of paragraphs 32.2.18 to 32.2.31.
32.2.18. An adequate clear space should be provided between
the hoisting pulley and the bucket when it is at the top of the shaft.
32.2.19.
As soon as practicable, guides for the bucket should
be provided.
32.2.20.
The bucket should be so fastened to the hoisting rope
that it cannot become detached.