Section 57.19050 - Bucket requirementsBuckets used to hoist persons during vertical shaft sinking operations shall-
(a) Be securely attached to a crosshead when traveling in either direction between the lower and upper crosshead parking locations;(b) Have overhead protection when the shaft depth exceeds 50 feet;(c) Have sufficient depth or a suitably designed platform to transport persons safely in a standing position; and(d) Have devices to prevent accidental dumping where the bucket is supported by a bail attached to its lower half.