I used the teak bench dimensions as a basis for my plan but i ended up altering it to a degree to fit bench cushions we could find online that were a standard size.
Built in deck bench dimensions.
Of the top exposed.
Plus check out our deck building tips and tricks.
For the seat depth try to stay close to 16 inches from the front to the back of the seat.
A bench doesn t.
For continuous seating cut enough supports to install one every 4 5 feet.
Benches can have a depth anywhere from 15 20 inches 38 51 cm although the typical bench used for dining is considered to be around 17 inches 44 cm.
Bench seats should be about 18 inches above the decking and 15 30 inches deep.
A very comfortable size.
The best plan for deck benches is to go sit on a few existing benches until you discover one that s comfortable.
Check out figure a in project pdfs below for depth dimensions.
Four 2x4s spaced 1 4 apart create a 14 3 4 surface and with 2x4 or 1x4 edge trimming the final bench seat measures between 16 1 4 and 17 3 4.
It s easiest to frame built in benches before the decking goes on.
A depth or width past 20 inches 51 cm will not be as comfortable for the average person to sit on.
The timbers must be parallel and the diagonal measurements must be equal.
Dig the 4 6 timbers into the soil leaving about 1 1 2 in.
Depending on what height is comfortable for you.
Take photos and measurements so you can copy the design.
You can take a look at how i used them for a built in patio bench and see if this way might be a good option.
Built in perimeter benches help define the edge of a deck in addition to increasing the seating.
Dig into soil and lay timbers.
2x2s are also excellent for the seating surface.