A change in pitch of the stair because of a change in the tread length. The tread length causes the stringer to form a bent shape looking like a "dog’s hind leg"; a stair with two flights separated by a half landing, and having no stairwell.
Carriages Circular Stair Closed Stringers Cove Molding Curved Stair Cut Jacks Dextral Stair Dogleg Easing/ Easement False End Treads Fillet Finial Fittings Flight of Stairs Flitch Flutes Geometry
Glue Blocks Going-run Gooseneck Guardrail Hand Handrail Handrail Height Headroom Helical Stair Horse Housed Stringer Jack Kicker Plate Landing Landing Newel Landing Tread