Handrail height is the height of the handrail in relation to the stairs.
Wall mounted residential stair handrail height code.
Codes require railings against a wall to be between 30 inches and 38 inches high while handrails on open stairs must be 34 to 38 inches high.
Stair handrail height as for their height they can be placed within 34 to 38 inches and shall be provided on at least one side of a flight of stairs having four for more risers.
The way this is measured is to begin at the leading edge of the stair nosing and run an imaginary vertical line upward until it reaches the top of the railing.
If they are placed up against a wall they should have a clearance from the wall not less than 1 inches.
California 2007 building code effective 1 january 2008 for safety guardrails on balconies decks and on the horizontal area of stairway landings for walking areas whose surface is more than 30 inches above adjacent walking surfaces or the ground for group 2 individual residential dwellings as well as for group 3 occupancies specifies that the guardrail must be 42 inches or higher.
Railing height measure railing height from the bottom of the ground at each step to the top of where the handrail will be located.
Systems built for individual residential single family dwellings are built to an installed height of at least 36 3.
As for guards along a set of stairs that serve as a handrail as well they are allowed to be at a height of no less than 34 inches but no more than 38 inches.
Handrail height on the stairs should be no less than 34 inches and no greater than 38 inches.