Chapter 2
Masonry
Composite Masonry Walls
Composite masonry walls are constructed using two or more wythes made with different masonry materials or the same masonry materials.
The wythes are ...
Masonry Cavity Walls
A masonry cavity wall consists of two wythes separated by a hollow space. The outer and inner wythes are connected using corrosion-resistant masonry ties ...
Masonry Loadbearing Walls
Masonry load-bearing walls are constructed using brick, stone, or concrete masonry units to support floor and roof structures.
These walls carry their own ...
Masonry Curtain Walls
Masonry curtain walls are exterior claddings of brick or stone masonry veneers supported by the building's structural frame.
Firstly, steel shelf ...
Posttensioned Masonry Walls
Post-tensioned masonry walls are constructed using threaded high-strength steel rods or flexible tendons that are anchored to the foundation and extended ...
Cavity Drainage and Flashings in Masonry walls
In cavity walls, a minimum separation is maintained to ensure unobstructed cavity drainage.
Often, a continuous drainage mat within the cavity is used to ...
Thermal Insulation in Masonry Walls
Masonry walls can be thermally insulated to minimize heat loss in the winter and heat gains in the summer.
Thermal insulation can be done on the exterior ...
Expansion and Contraction in Masonry Walls
Consider a brick wall exposed to continuous rain; the brick absorbs moisture and tends to expand slightly. In the absence of space to expand, compressive ...
Movement Joints in Buildings
Slight movements in buildings can occur during the expansion of building units exposed to moisture or the upward heaving of foundations when water in the ...
Types of Building Separation Joints
Consider a large shopping mall with a geometrically complex building structure. This complex is subdivided into small, geometrically compact, independent ...
Efflorescence in Masonry
Efflorescence appears as a crystalline powder patch, often white in color, on brick, stone, or concrete masonry surfaces.
When water infiltrates the ...
Mortar Joint Deterioration in Masonry
A masonry wall, when exposed to rainwater, often collects water in the mortar-filled joints of the wall.
The water collected in the joints, when subjected ...
Masonry in Cold and Hot Weather Conditions
During cold weather, rapid-hardening cement is used in mortar preparation. Hot water is added to it, keeping the mortar temperature between 40 degrees to ...
Masonry Paving
Masonry pavings are used in pedestrian walkways, building entrances, patios, and sometimes in driveways.
It is constructed using bricks, stones, and ...
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