Here are the key points below to remember:
From another country? Check out residential building code standards for railings in:
USA Canada Australia
This is a brief summary of what to expect if you are planning to
build a deck that must have railings. But be sure to verify all of this
with your local building authority before you start.
Those are the critical load values for residential guard rails to
keep in mind. But this is a big topic and there is a lot more to learn.
Some Essential Reading For You...
How High To Build Your Railing
Framing Rail Posts Into Joists