I repair replace and build decks i do not notch my 4x post but when it is there already i like to use metal bracket on the two sides and if possible go underneath the deck and beef up the framework and add more support were i can the main idea in my opinion on rail system and support depends on how high the deck is.
Building deck over garage roof.
No matter the reason the keys to a long lasting deck above a living space are the same.
A reliable roof membrane and details that minimize any damage to the.
First you must make sure the roof is strong enough to support 55 lbs per square foot.
I am working on a roof deck.
There are tons of reasons to build a deck over a roof from creating a romantic outdoor breakfast nook off a second floor master bedroom to providing a second floor porch on a city house.
It is possible to build using shorter lengths of lumber but working with long lengths makes deck building much quicker and easier.
A deck atop your garage may well save money compared to a deck build separate from your garage.
You can build a deck on a garage provided you have a garage with a flat roof or if you plan to build a garage that will be adjacent to the house but below the level of the main floor.
Updated december 11 2017.
They are merely placed on top of another structure.
If your garage has a flat roof or if you re planning to build a garage that s next to your home but below the level of the main floor it s entirely possible to build a deck on your garage roof.
Consult with a qualified contractor to see whether your roof is right for a deck.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.