(a)
It shall be unlawful for any person to place or cause to be placed in or upon any street any obstruction to the free use of the same by pedestrians or vehicles. "Obstruction," within the meaning of this section, includes the meaning described in Section 319 of the Highway Law, as well as any containers stored or placed within the bounds of any street in such a manner as to interfere with the use of the street; "obstruction," within the meaning of this section, shall also include a semitrailer or trailer, as defined in the Vehicle and Traffic Law, parked or left unattended on any street without a tractor or towing vehicle attached.
(b)
It shall be presumed that the person or persons occupying the premises receiving the benefit of any obstruction, which is in the nature of a material or refuse receptacle, shall have placed or caused to be placed said obstruction in violation of this section.
(c)
The registered owner of any semitrailer or trailer which shall be parked or left unattended on any street without a tractor or towing vehicle attached, and the operator of a tractor or towing vehicle which may have transported or drawn a semitrailer or trailer to any street and left same parked or unattended thereon, shall be presumed to have placed or caused to be placed an obstruction on a street in violation of this section.