a long slender part, such as the portion of a long bone between the wider ends or extremities, the shaft of a hair and the central shaft of a feather.
maximum number of hours for 16- and 17-year-old minors is 4 hours on a school day (6. hours with a special variance), 8 hours on a Friday or any non-school day and not more. than 6 days per week. The maximum number of hours of work for 16- and 17-year-old. minors is 20 or 28 (with the optional special variance).
The law limits the number of hours that minors under 18 may work when school is in session. To work between 10 PM and midnight on a day before a school day, 16- and 17-year olds need written permission from a parent or guardian and a certificate of satisfactory academic standing from their school. When school is in session from the day after Labor Day to June 20. 2  From June 21 to Labor Day, they may work 4 hours per day between the hours of 7 a.m. and 7 p.m. 3  There are no hour regulations for farm work that apply to minors 14 years of age or older (See footnote 2 on Permitted Working Hours Chart).