All occupations in connection with mining, other than coal, are
prohibited for minors under eighteen years of age, except the following:
(A) Work in offices, in the warehouse or
supply house, in the change house, and in repair or maintenance shops not
located underground.
(B) Work in
the operation and maintenance of living quarters.
(C) Work outside the mine in surveying, in
the repair and maintenance of roads, and in general cleanup about the mine
property
, such as clearing brush and digging
drainage ditches.
(D)
Work of track crews in the building and maintaining of
sections of railroad track located in those areas of open-cut metal mines where
mining and haulage activities are not being conducted at the time and place
that such building and maintenance work is being done.
(D)
(E)
Work in or about surface placer mining operations other than placer dredging
operations and hydraulic placer mining operations.
(E)
(F) The following work
in metal mills
, other than in mercury-recovery
mills or mills using the cyanide process
.
:
(1) Work involving the operation of jigs,
sludge tables, flotation cells, or drier-filters.
(2) Work of hand sorting at
a picking table or picking belt.
(3) General cleanup work.
Definitions:
As used in this section, the term "all occupations in
connection with mining, other than coal" shall mean all work performed
underground in mines and quarries:
; on the surface at underground mines and underground
quarries; in or about open-cut mines, open quarries, clay pits, and sand and
gravel operations; at or about placer mining operations; at or about dredging
operations for clay, sand, or gravel; at or about
bore-hold
hole
mining operations; in or about all metal mills; washer plants, or grinding
mills reducing the bulk of the extracted minerals, and at or about any other
crushing, grinding, screening, sizing, washing,
or cleaning operations performed upon the extracted minerals, except where such operations are performed as a part
of a manufacturing process. The term shall not include work performed
on
in
subsequent manufacturing or processing operations, such as work performed in
smelters, electrometallurgical plants, refineries, reduction plants, cement
mills, plants where quarried stone is cut, sanded, and further processed, or plants manufacturing clay,
glass, or ceramic products. Neither shall the
term include work performed in connection with coal mining, in petroleum
production, in natural-gas production, nor in dredging operations
which
that are
not a part of mining operations, such as dredging for construction or
navigation purposes.
