2006 New York Code - Division Of Streets Into Districts; Allotment Of Sweepers.

 
    §  16-111  Division  of streets into districts; allotment of sweepers.
  The commissioner shall  divide  the  city  into  a  suitable  number  of
  districts,  each  of  which  shall  be  under  the  charge of a district
  superintendent or supervisory officer who shall be directly  responsible
  to  the commissioner for the cleanliness of his or her district. Each of
  such districts shall be subdivided by such commissioner into sections in
  charge of foremen or subordinate  supervisory  officers  responsible  to
  such  district  superintendent or supervisory officer, as well as to the
  commissioner, for the cleanliness of his or her section.