Gross Internal Floor Area is the area of a building measured to the internal face of the perimeter walls at each floor level, which includes: Areas occupied by internal walls and partitions. Columns, piers chimney breasts, stairwells, lift-wells, other internal projections, vertical ducts, and the like. What does GIA meanRead More →

Have you ever heard of a “flight” of stairs? This term is defined as an uninterrupted series of steps. This can mean the set of stairs between floors or those between landings. How many steps are there between floors? Stair steps are typically eight (7) inches high. Ten feet isRead More →

Stairways shall have a headroom clearance of not less than 80 inches (2032 mm) measured vertically from a line connecting the edge of the nosings. Such headroom shall be continuous above the stairway to the point where the line intersects the landing below, one tread depth beyond the bottom riser.Read More →

15 years of development, and they can’t climb stairs. … As a side note, it’s worth adding that while no Roombas have the ability to climb stairs, many of the newer models ship with sensors that allow them to clean the upper flights of houses without cascading down a flightRead More →