How Does The Roof Attach To Solid Masonry Walls

Proper roof wall flashing example.

How does the roof attach to solid masonry walls.

Attaching wood framing members to a brick wall is tricky especially if the framing will support any load as it does when a roof intersects the wall. Load bearing walls older masonry buildings were constructed with thicker solid load bearing walls. Carpenters were part of the building team and often worked side by side with the masons so floor joists. Anchor a ledger to a masonry wall with expanding anchor bolts begin by marking a line across the wall for the ledger s top edge.

The deck pulling away from the house could also pull the masonry veneer away. To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width. Drill holes for the expanding anchors every 16 inches or as specified by local codes insert the anchors hold the ledger in place and tap it with a hammer to indent the anchor locations on its back face. The 8 inch or greater thickness of the walls was necessary to support the structure and roof above.

In order to attach these two individual walls to each other bricklayers install header rows. Step 4 drill the holes in the wall. Where the brick is a veneer over a. This method may be one of the most ubiquitous ways of attaching a patio roof.

That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. Fifty years ago it was common for carpenters to nail furring strips to the masonry. Insert the expansion anchors into these holes so that they are flush with the wall. A structural brick wall however is actually two brick walls built side by side.

To do this method you will have the back channel and fascia strengthened by reinforcing two rafters inside the roof. Step 5 attach the ledger board to the wall. For example attaching a deck ledger to masonry veneer when the brick or stone is applied over a framed wall is a code violation nearly everywhere. Fastening to masonry walls.

A veneer brick wall is just that. In order to understand how masonry wall flashings work it is important to first understand the different types of masonry walls. Drywall or plaster was then attached to the wood strips. The holes need to be at least three inches deep into the wall.

Masonry veneer is not designed to transfer the loads imposed by a deck. Using a 3 8 masonry bit in the hammer drill drill the holes through the wall in the places that you marked. Flashings are also used under masonry copings sills and other horizontal surfaces.