What is code for space between balusters?

What is code for space between balusters?

US building codes require that the space between balusters be no more than four inches—assuring that small children can’t slip through or get stuck between them. They must also be able to resist up to 50 pounds of pressure exerted over a 1-square foot area.

What is the maximum distance between balusters?

U.S. building codes mandate that balusters have no more than a 4-inch gap between them. This relatively tight amount of spacing still allows for visibility between spindles, but also stands as a safety measure to prevent small children from becoming stuck between spindles or from slipping through the balusters.

How far apart do you place stair balusters?

Baluster Spacing – The general rule of thumb is to have 3 baluster per foot so you do not have any gaps greater than four inches. If you put one baluster every 4 inches on center, then you will typically always be fine.

What is the difference between balusters and spindles?

A baluster and spindle is actually almost the same thing, but the word spindle is more commonly used because it is easier to remember and say. Balusters usually rest on a footing; this could be a step, floor or deck, whereas, spindles are supported by a horizontal rail at the bottom that is attached to the posts.

What is the maximum gap allowed between the balusters on a residential staircase?

Gap between spindles: The building regulations state that, a 100mm sphere should not be able to pass through any opening in the balustrade, as such, the maximum gap between the spindles should not be any greater than 99mm, as shown on the diagram to the right.

How do you measure knee wall baluster spacing?

For balconies and knee walls, measure the opening between the bottom square block of the newel and either the opposing newel or wall. Add the thickness of the baluster to this measurement. Example: if the opening between two newel posts is 71″ and the balusters are 1-1/4″ square, then add 71″ + 1-1/4″ = 72-1/4″.

Can balusters be horizontal?

There is nothing that prohibits 2x6s from being used as balusters in a horizontal rather than a vertical orientation. You will end up with a railing that resembles a classic farm yard perimeter fence.

How far apart do horizontal railings have to be?

Minimum Distance Between Two Railings: 27 Inches When you have two railings (one on each side of the stairwell) those railings must be at least 27 inches apart from each other, measuring between the inside (stair-side) surfaces of both handrails.

How do you calculate number of balusters?

To determine the correct number of spindles for the guard, measure the length of the railing. Then, count the number of vertical guards and the measure the thickness of each. Next, multiply the number of spindles by the thickness, and then subtract this number from the length of the railing.

How far apart should balusters be on a balcony?

“You can’t fight city hall”. Separately, in North America, there is no model building code in North America that in 2005 permitted a wider than 4-inch spacing between vertical balusters from above the step or above a balcony or similar walking surface protected by a guard.

Can I meet the baluster requirement without adding steel hardware?

The baluster requirement is easily met with standard fastening techniques, but meeting the IRC guardrail requirement is difficult without adding steel hardware. The majority of residential decks, which rely on notched posts lag-screwed into the band joist, do not meet the 200-pound requirement.

How much clearance do you need for a baluster guardrail?

Baluster Spacing & Opening Requirements for Guards & Railings. Floor clearance: OPINION: we recommend either 4″ between bottom surface of the guardrail or stair rail bottom and the top of the floor surface, or use 2″ or less to avoid a foot trap. See the foot trap anecdote we report just below.

How far apart should vertical balusters be for a toddler?

Watch out though: if you make the vertical balusters too close together, but far enough apart for a toddler to stick a foot through the space – say 2 1/2″ they can become a foot trap. No child will fall through but s/he an get a foot stuck in the space by inserting it between the balusters, then turning it to one side.

author

Back to Top