Maximum opening of 4 closed risers.
Bc building code deck post spacing.
Deck guardrail height.
Commercial decks attached to multi family buildings such as apartment buildings or businesses are regulated under the international building code ibc.
This is a minimum required height for residential structure higher guards are acceptable.
The bc plumbing code book ii of the bc building code applies to the design construction extension alteration renewal or repair of plumbing systems.
The building act and regulations including.
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Maximum nosing of 0 75 to 1 25 maximum nosing radius of 9 16 open risers.
Deck guardrails guards should rise to at least 36 inches above the residential deck level.
Maximum 18 oc notched stringer spacing for 2 or 5 4 thick treads.
The weight load of your deck also affects the spacing of the posts.
Deck building code tips.
According to one estimate about half of the 40 million decks in the united states are not code compliant.
Minimal nominal 1 thick riser material.
Requirements for building officials who oversee and may enforce the building code through local bylaws.
Improperly built decks can shift or collapse injuring people in the process and causing damage to houses and other structures.
In this post we will be looking at the code standards related to residential stairs in accordance with the international residential code irc.
Building codes are in place to ensure safety and virtually every state and municipality enforces codes for deck construction.
Open deck independent structure post support balcony cantilevered open deck ledger attachment.
They include the actual height of the rail above the deck the height above grade when a guardrail is required and important baluster spacing dimensions.
The irc requires guardrails to be at least 36 in height measured from the deck surface to the top of the rail.
We have also created separate illustrations for residential guards for the usa and canada depending on where you live.
For typical decks where only a few family members or the occasional extra guest and backyard patio furniture are expected the average 5 foot to 8 foot measurements for post spacing can be used but if you expect heavy loads of any kind you will need to contact an engineer as well as your local building inspector to determine.
These deck railing height diagrams are a great reference for your design and building portfolio.
Note that when looking for commercial stair standards one must look at the international building code ibc.
The bc building and plumbing code which set the technical requirements for building construction throughout b c.
Maximum 36 oc solid stringer spacing for 2 thick treads.
Spacing and sizing of structural members is influenced by local environmental.
Other building regulations outside the bc codes.
