Section 4804. Powers and duties of managers

1. The board of managers of
  such school shall be responsible for the operation  and  maintenance  of
  the  school; employ a superintendent and such teachers and assistants as
  may be required for the operation and maintenance  of  the  school;  fix
  compensation  of such superintendent, teachers and assistants within the
  amount  made  available  therefor  by  the   board   of   estimate   and
  apportionment  or  other similar body or officer of such city; prescribe
  rules and regulations for the management  of  the  school  and  for  the
  purpose  of  carrying  into  effect  the object thereof; provide for the
  detention, maintenance and instruction of all children who are  admitted
  to  the school.   Such board shall on or before the first day of January
  each year furnish to the mayor estimates in writing  of  the  amount  of
  expenditures  for the next fiscal year.  All expenses and appropriations
  for  such  school  shall  be  subject  to  the  provisions  of  sections
  seventy-three, seventy-four, seventy-five, seventy-six and seventy-seven
  of  second class cities law, and of any and all other provisions of said
  law applicable thereto.
    2. The board of managers shall have full power to discharge or  parole
  at  any  time  any child admitted to such school.  A child under sixteen
  years of age committed to the school by a court  and  paroled  for  good
  conduct  may be arrested and detained in the school for violation of the
  terms of his parole.