Roof Deck At Masonry Wall
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.
Roof deck at masonry wall. Control joints for concrete masonry walls tek 10 2c. Connecting a roof system to a concrete masonry wall is similar to connecting a floor system to a concrete masonry foundation wall in that most roof systems bear directly on. 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. The purpose of this installation is that it will keep the addition secure to the house and keep it from moving in times of high wind.
Of course all generic details must be modified to the specifics of your project and approved by an architect or engineer prior to use for construction. When the roof of an addition garage porch or patio meets a brick wall the intersection creates a number of concerns. How to frame a roof against a brick wall. Dimensions for masonry wall pilasters concrete grade beams and caissons were initially assumed as well.
Clay concrete tiles bur built up roof with gravel or modified bitumen single ply membrane less likely metal sheathing covering may be gable hip flat or combination of geometries. The roof framing itself in this. 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. These exceptions require the use of class b roof coverings minimum no openings within 4 ft 1 22 m of the fire wall and other.
A variety of example details are available here ranging from customizable details to illustrative examples addressing many situations for concrete masonry structures. The deck pulling away from the house could also pull the masonry veneer away. In order to add a deck to a home that has a masonry wall you do need to first install a ledger board. Exceptions permitting the fire wall termination at the underside of the roof deck or slab are listed in the code.
762 mm above both adjacent roofs. Masonry roof systems are relatively new to the market and are being used by some builders in single family custom homes. Wood frame walls floors and roof deck brick veneer wood hardiplank siding stucco cladding wood frame roof with wood decking and typical roof covers below. Structural steel roof purlins and girders were assumed initially and the program selected them during the final analysis based on aisc design parameters.
Masonry veneer is not designed to transfer the loads imposed by a deck. All these roof systems are discussed herein.