The Mayor of the Borough of Rockaway or, in his absence,
the Acting Mayor or Administrator of the Borough of Rockaway may,
if he shall find that a safety problem exists for ingress and egress
to any public or private school or for the provision of recreational
facilities for children attending such school, or both, due to a lack
of a suitable area surrounding the school, close, by regulation, any
portion of any street within the block upon which such school is located
to the use of through traffic during such time as he shall determine,
not to exceed one hour between 7:30 a.m. and 10:00 a.m., two hours
between 11:00 a.m. and 2:00 p.m. and one hour between 2:30 p.m. and
4:30 p.m., on any days upon which such school is in session and permit
the use of said portion of said street, during said hours, for ingress
and egress to such school and for the use by the pupils of such school
for recreational purposes, under proper supervision, and provide adequate
police facilities for such supervision and for the control of traffic
upon such portion of said street, which ordinance shall provide for
the posting of proper warning signs in said street, indicating that
said street is so closed and the purpose thereof, during the time
when the same is so closed and shall provide penalties for the violation
of the terms of such ordinance or of any regulation promulgated thereunder.