Vehicles loaded in such a manner or with such materials or so constructed or equipped as possibly to endanger persons or property, or likely to render the use of the facilities unsafe, shall be excluded from use of the facilities, and the transportation of any such vehicle is hereby prohibited. Without limiting the foregoing, the following types of vehicles come within the meaning of this section and shall be denied use of the facilities:
(a) vehicles with persons standing on the outside thereof or sitting on the rear with feet dangling;(b) vehicles having flat tires;(c) non-gas-propelled bicycles which are being ridden on the bridges;(d) construction vehicles with metal tires, tracks or solid rubber tires;(e) pushcarts, wheelbarrows, bicycles and similar vehicles. Bicycles may be walked, not ridden, on the bridge sidewalks only;(f) vehicles loaded with garbage, papers, loose hay, straw, or loose materials not effectively covered and/or secured;(g) vehicles loaded with animals or poultry not properly confined;(h) vehicles overloaded to such an extent that the means of propulsion are insufficient;(i) vehicles with inadequate brakes;(j) vehicles which are towing another vehicle with other than a steel tow-bar device connecting same (e.g., ropes and/or chains);(k) buses with passengers standing between the driver and the front entrance door, or so located as to obstruct the view of the driver to the front sides;(l) vehicles emitting excess smoke or gas;(m) vehicles towing trailers which have pivotal front axles and double trailers being transported by one tractor and sometimes referred to as "truck trains" or "double bottoms";(n) vehicles which would be excluded from passage without a special permit or escort, under section 5503.3 of this Part, and for which no such permit has been issued or no such escort provided; and(o) vehicles determined to be unsafe by an authority employee under section 5503.1 of this Part.N.Y. Comp. Codes R. & Regs. Tit. 21 § 5503.2