Set a board the width of the column tops or posts a 2 by 6 for instance for 6 by 6 inch posts extending from the.
How to build an arched porch roof.
You can see how the end arch is clamped in the picture and the others are upside down waiting to be put into place.
You may need to brace the column while you continue.
From gable and shed roofs to hip and flat our information about how to build a porch roof will make the job easy.
Each end of each arch should sit on your walls at a right angle to them.
Place a column in the anchor on one end of the decking plumb and secure properly.
Plumb and square the column.
Set two posts against the house wall and the other two the.
I chose a pitched roof design and in this video take you through the entire job from start to finis.
Start by clamping the two end arches to your structure.
On this building a porch roof project a beam is placed against the ledger board and fastened to the top of the end column.
How to build a colonial portico.
With your two end arches clamped use screws to toenail them to your wall frames.
Long ago i was asked to build a curved portico by adding a roof structure and columns to an existing semicircular front porch on my client s greek revival style home.
The critical dimension for the new roof structure was the outside arc of the existing masonry porch below which the new roof would have to match.