The following actions are recommended to strengthen and properly brace a gable end wall.
Gable end roof bracing.
The gable end frame is designed to transfer vertical loads from the roof to the continuous bearing wall below.
Another way gable end frames are different from trusses placed in the interior of the structure is that frames experience perpendicular wind loads.
In the attic go to the gable end and examine the area where the triangular wall meets the rectangular wall below.
The gable end should be attached with studs on either side of the jack post.
Gable end walls need to be well connected to the wall below and to the roof structure or ceiling diaphragm.
Strengthening the framing members of the gable end itself with the use of retrofit studs bracing the top and bottom of the gable end so that lateral loads are transmitted into the roof and ceiling diaphragms by the use of horizontal braces making connections between horizontal braces and.
Strengthen the gable end wall studs.
Anchor and brace the bottom of the gable end s triangular wall to the ceiling joists or ceiling framing.
The completed gable end bracing accomplished using the steps outlined below should look like the light colored framing shown in the picture below.