Cut the seat rails to the width of the seat and screw them to the legs.
Adding bench to existing deck.
With circular saw cut two long boards for frame sides and six cross pieces.
Pre drill and screw together frame.
Build bench to fit existing deck space or use as barrier at side of low deck.
Build the base of the deck bench this is basically a small deck that you are going to build out of 2 x6 and then anchor to the joists on the main deck.
Please avert your eyes from the mess underneath.
When positioning center crosspieces leave room for center legs between them if bench is 8 feet long.
For a seamless look build bench out of existing decking material.
In this example 90mm x 18mm 3 4 x 3 1 2 hardwood is used.
Install blocking between the joists adjacent to the legs.
Most people opt for something simple built of wood.
Covering the plywood seat with foam and fabric is something even an upholstery novice can manage.
Cut the legs to length predrill them for three lag screws or bolts and fasten them to the joists.
However for the more elaborate stone patios adding a large custom built seating location can add a tremendous number of seats on your patio.
Here are the full plans.
Adding a bench seat to an existing deck buildeazy june 2020 making the post holes in the deck use the same decking materials to construct a fixed deck seat as used on the deck itself.
Build the frame and toenail it to the old deck.
Design your extension to use 2x6s if possible.
You can change the dimensions.
Quantity of 5 2 x 4 x 11 end pieces and sitting surface base.
If your deck is constructed out of some other material make any necessary.
Finally check this awesome diy cinder block bench.
To frame an extension that rises one step from the existing deck lay out the post locations and cut the posts so the joists rest on the surface of the old deck.
Ours is 70 x 24 part of that 24 will be overlapped by the existing deck boards.
The wood and materials needed for this diy patio bench project.
Start by cutting frame from 2x4s.
In this example 90mm x 18mm 3 4 x 3 1 2 hardwood is used.
Quantity of 4 4 x 4 x 16 bench legs.
From cutting the wood pieces to attaching the wood pieces together.
Adding a bench seat to an existing deck buildeazy making the post holes in the deck use the same decking materials to construct a fixed deck seat as used on the deck itself.
This bench is easy to customize too.
Keep the outer edges of all legs the same distance from the edge of the deck.
To make this deck more party friendly we added a built in corner bench made from treated lumber with an angled back that attaches to the railing on the deck.
When building deck seating make the seat 16 18 high by 15 18 deep with a 15 to 20 slant on the back.
That wraps up our list of built in deck and patio seating ideas.