Interior Balcony Railing Height Code
The height is measured vertically above the walking surface or the line that connects the nosing of a set of stairs.
Interior balcony railing height code. Install railings on any deck that is 30 inches or more from the surrounding surface and on at least one side of a stairway leading to the deck. The height of the railing is also specified by city building code. Stair rails on decks should be between 34 inches and 38 inches high measured vertically from the nose of the tread to the top of the rail. If your local laws follow the international residential code then balconies in your area that are 30 inches or more above the surrounding floor must have guardrails.
Treads must be at least 10 inches deep measuring from front to back. Minimum required guardrail height r312 1 2 when a guardrail is required per the above explanation it must meet a minimum height requirement of no less than 36 inches for it to serve the purpose of minimizing a fall. Residential properties typically require a railing of 36 inches while commercial properties should have railings between 42 and 48 inches. Railings must withstand at least 200 pounds of pressure in either direction.
The top of the handrail should be at least 34 inches.