Section 4198B - Bicycles on sidewalks and crosswalks(a) A person propelling a bicycle upon and along a sidewalk, or across a roadway upon and along a crosswalk, shall yield the right-of-way to any pedestrian and shall give an audible signal before overtaking and passing such pedestrian.(b) A person shall not ride a bicycle upon and along a sidewalk, or across a roadway upon and along a crosswalk, where such use of bicycles is prohibited by official traffic-control devices.(c) A person propelling a vehicle by human power upon and along a sidewalk, or pushing a bicycle across a roadway upon and along a crosswalk, shall have all the rights and duties applicable to a pedestrian under the same circumstances.66 Del. Laws, c. 167, §2.;