Outlets are of the three-hole, grounding type. Sufficient outlets are in every room. All electrical equipment bears the label of a nationally recognized testing agency. Electrical service is of sufficient capacity to accommodate the expected equipment load. Stairway and Halls Riser heights are uniform on each stairway.
Stairs have good lighting without glare.
Hallways are at least 3 feet wide with adequate lighting. Bannister spindles are placed close enough that a small child's head could not slip between them. Bannisters are designed to discourage climbing by youngsters. Controls for artificial light are located at the top and bottom of main stairs and at both ends of long hallways. Doors do not swing out over stairs.