Again choosing the easy way out we opted to build blind valleys aka california valleys where one intersecting roof is built on top of the other.
Covered porch gable roof addition tie in.
They form an upside down v with the point at the top of the addition roof.
How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.
The edge of the roof of the house and the frame to the porch should be seamless now.
Now you are ready for the installation of the roof and the shingles that you can pick out your local home improvement store.
If i am calculating correctly the pitch of the porch roof will be 2 12.
You can see the roofline is continued from the house seamlessly to the attached porch to make it look.
In the example d calculates to 7 75.
The primary roof is a hip roof.
This means the example porch would need a 6 inch by 8 inch beam.
The gable portion accentuates the home s entrance.
In any case the structure.
The metal house roof is in very good condition and i would like to avoid removing it if possible.
When a shed roof ties into an existing roof the new roof could be a simple lean to that covers a deck or porch or it could be the shed roof of a substantial addition.
This restored nashville farmhouse has an open gable roof with gothic arches in the gable.
To prevent this problem we sometimes install up sized canti levered lvl ridge beams to carry some of the new loads down to the wall plates.
You can repeat the same process using a different breadth if you want a beam that is wider or thinner than 6 inches.
To make the blind valleys we attached sleepers to the shed roof locating them.
Install the 2x4 joists with some screws and brackets to the house edge.
Now you have tied in the porch roof addition to the house.
Sep 12 2020 explore peter baker s board roof tie in on pinterest.
See more ideas about patio roof building a porch porch roof.
Cut two rafters with a circular saw to the pitch of the addition roof and nail them across the rafters on the old roof.
We plan to tie the porch roof into the house roof 6 feet up from the front eave of the house roof.
The gable roof on the porch addition was framed with a dropped structural ridge supporting the common rafters above.
This tells you the size of the beam needed to support the porch s roof.