In this post you will learn about the Orientation of Brick in Masonry. Please read it from start till end to get more clarity.
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Orientation of Brick in Masonry
Understanding how bricks are laid to achieve structural integrity and aesthetic appeal in masonry construction.
Created by: Parag Pal (PMP certified)
The Significance of Brick Orientation
The way a brick is laid in a masonry wall is known as its ‘orientation’. Each orientation exposes a different face of the brick and plays a crucial role in forming various bond patterns, distributing loads, ensuring structural stability, and contributing to the overall aesthetic of the wall. Proper brick orientation is fundamental for preventing continuous vertical joints, enhancing shear strength, and achieving desired architectural effects. This infographic details the six primary orientations of bricks used in construction.
Six Primary Brick Orientations
1. Stretcher Face
The longest face of the brick, laid horizontally in a wall.
π§± Appearance:
Shows the full length and height of the brick. This is the most common face exposed in a wall.
ποΈ Typical Use:
Forms the main body of a wall, especially in ‘Stretcher Bond’ where all bricks are laid as stretchers. Used for half-brick thick walls.
2. Soldier Face
The longest face of the brick, laid vertically in a wall.
π§± Appearance:
Shows the full length and height of the brick, but standing upright.
ποΈ Typical Use:
Often used for decorative purposes, such as in arches, sills, and cornices. Can provide a tall, slender aesthetic to brickwork.
3. Header Face
The shortest face of the brick (its width), laid horizontally in a wall.
π§± Appearance:
Shows the width and height of the brick.
ποΈ Typical Use:
Crucial for binding two adjacent brick walls or courses together, providing transverse strength. Used extensively in ‘Header Bond’ and ‘English Bond’.
4. Rowlock Face
The header face of the brick, laid vertically on its edge.
π§± Appearance:
Shows the width and length of the brick, standing on its side. The ‘frog’ (indentation) would face sideways.
ποΈ Typical Use:
Commonly used for sills, copings, garden walls, and decorative accents. Provides a distinctive texture and projection.
5. Shiner Face
The largest face of the brick (stretcher face), laid on its edge horizontally.
π§± Appearance:
Shows the full length and width of the brick.
ποΈ Typical Use:
Typically used for paving, coping, or where a thin, long appearance is desired. Offers a wider top surface than a stretcher laid flat.
6. Sailor Face
The stretcher face of the brick, laid vertically on its end.
π§± Appearance:
Shows the full length and width of the brick, standing upright on its smallest end.
ποΈ Typical Use:
Used for decorative courses, often in string courses, cornices, or as a cap for freestanding walls, similar to a soldier but with the wider face visible.
Why Brick Orientation is Critical in Masonry
The deliberate choice of brick orientation is fundamental to achieving both the structural integrity and visual appeal of masonry structures. It’s not just about aesthetics; it’s deeply rooted in engineering principles:
- Bonding & Structural Strength: Different orientations (especially headers) are used to interlock bricks across the wall thickness, preventing continuous vertical joints. This staggering of joints is vital for distributing loads, enhancing shear strength, and making the wall act as a cohesive unit. Without proper bonding through varied orientations, a wall would essentially be a stack of individual bricks, prone to collapse.
- Load Distribution: The orientation determines how the brick transfers vertical loads. For example, a brick laid as a stretcher distributes load over its length, while a header distributes it over its width, crucial for understanding stress paths in the wall.
- Wall Thickness & Stability: Headers are often used to form the thickness of a wall (e.g., in one-brick thick walls). The choice of orientation dictates the overall wall dimension and its stability against lateral forces.
- Aesthetics & Architectural Features: Each orientation presents a unique visual texture and pattern, allowing architects and masons to create diverse bond patterns (e.g., English, Flemish, Stretcher bond) and decorative elements like corbels, pilasters, and arches. The exposed faces contribute significantly to the building’s facade.
- Weather Resistance: Certain orientations, like rowlocks and shiners used in copings or sills, can provide better drainage and weather protection by shedding water away from the wall.
Mastering brick orientation is a hallmark of skilled masonry, balancing engineering demands with architectural expression to create durable and beautiful structures.
Knowledge Check: Test Your Expertise!
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question: “Which face of a brick is exposed when it is laid as a ‘Stretcher’?”,
options: [“The shortest face (width)”, “The longest face (length)”, “The top face (bed)”, “The bottom face”],
answer: “The longest face (length)”,
explanation: “A brick laid as a stretcher exposes its longest face, showing the full length and height of the brick in the wall surface.”
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question: “When a brick is laid vertically on its longest face, it is called a:”,
options: [“Header”, “Rowlock”, “Soldier”, “Shiner”],
answer: “Soldier”,
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question: “The shortest face of a brick, laid horizontally, is known as a:”,
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question: “Which orientation is described as the header face laid vertically on its edge?”,
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question: “When a brick’s longest face is laid horizontally on its edge (showing its full length and width), it is called a:”,
options: [“Header”, “Soldier”, “Sailor”, “Shiner”],
answer: “Shiner”,
explanation: “A ‘Shiner’ exposes the full length and width of the brick, laid horizontally on its edge. It’s often used for paving or coping.”
},
{
question: “Which orientation involves laying the stretcher face vertically on its end (showing full length and width, standing upright)?”,
options: [“Header”, “Soldier”, “Sailor”, “Rowlock”],
answer: “Sailor”,
explanation: “A ‘Sailor’ brick is oriented vertically on its end, exposing its full length and width, similar to a soldier but with the wider face visible.”
},
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question: “What is the primary reason for using Headers in brick masonry?”,
options: [“To create a smooth surface”, “To provide aesthetic variation only”, “To bind two adjacent walls or courses together transversely”, “To reduce the overall weight of the wall”],
answer: “To bind two adjacent walls or courses together transversely”,
explanation: “Headers are vital for creating a strong bond across the thickness of a wall, preventing separation and enhancing its structural integrity by tying different parts together.”
},
{
question: “Which bond pattern primarily uses bricks laid as ‘Stretchers’?”,
options: [“Header Bond”, “English Bond”, “Flemish Bond”, “Stretcher Bond”],
answer: “Stretcher Bond”,
explanation: “As the name suggests, ‘Stretcher Bond’ consists entirely of bricks laid as stretchers, commonly used for half-brick thick walls.”
},
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question: “For decorative purposes like creating sills or cornices, which orientations are often favored?”,
options: [“Only Stretchers”, “Headers and Shiners”, “Soldiers and Rowlocks”, “Only Sailors”],
answer: “Soldiers and Rowlocks”,
explanation: “Soldiers (vertical long face) and Rowlocks (vertical short face) provide distinct vertical lines and projections, making them popular choices for decorative elements in brickwork.”
},
{
question: “What is the main structural benefit of staggering vertical joints in masonry?”,
options: [“To make the wall easier to plaster”, “To ensure better thermal insulation”, “To prevent continuous planes of weakness and enhance strength”, “To reduce the amount of mortar needed”],
answer: “To prevent continuous planes of weakness and enhance strength”,
explanation: “Staggering vertical joints, achieved through various brick orientations and bond patterns, distributes stress more evenly and prevents the formation of weak points that could lead to cracking or failure.”
},
{
question: “If you need to construct a half-brick thick wall, which orientation would form the main body of the wall?”,
options: [“Header”, “Soldier”, “Stretcher”, “Rowlock”],
answer: “Stretcher”,
explanation: “A half-brick thick wall is typically constructed using only stretchers, where the length of the brick forms the visible face and the wall thickness.”
},
{
question: “Which brick orientation is typically used for paving a brick pathway?”,
options: [“Soldier”, “Header”, “Shiner”, “Sailor”],
answer: “Shiner”,
explanation: “Shiners, exposing the full length and width of the brick laid on its edge, provide a wide, stable surface ideal for paving applications.”
},
{
question: “The ‘frog’ (indentation) of a brick would typically be facing sideways if the brick is laid as a:”,
options: [“Stretcher”, “Header”, “Soldier”, “Rowlock”],
answer: “Rowlock”,
explanation: “When a brick is laid as a Rowlock, its header face is exposed vertically, meaning the frog (if present) would be on the horizontal side, thus facing sideways.”
},
{
question: “Why is proper load distribution critical in masonry walls, influenced by brick orientation?”,
options: [“To make the wall look balanced”, “To ensure the wall can be easily dismantled”, “To prevent concentrated stresses and structural failure”, “To optimize for material cost”],
answer: “To prevent concentrated stresses and structural failure”,
explanation: “Different orientations affect how loads are transferred through the brickwork. Proper orientation ensures that stresses are evenly distributed, preventing localized overstressing and potential failure points.”
},
{
question: “In English Bond, both ‘Stretchers’ and ‘Headers’ are used. What is the typical arrangement?”,
options: [“Alternating courses of stretchers and headers”, “Random mix of stretchers and headers in each course”, “All stretchers on one side, all headers on the other”, “Only headers on corners”],
answer: “Alternating courses of stretchers and headers”,
explanation: “English Bond is characterized by alternating courses of headers and stretchers, which creates a very strong and durable wall bond.”
},
{
question: “Which orientation would give a wall a ‘tall and slender’ appearance if used continuously?”,
options: [“Stretcher”, “Header”, “Soldier”, “Shiner”],
answer: “Soldier”,
explanation: “Laying bricks as soldiers, where their longest face is vertical, creates a visual effect of height and slenderness in the masonry.”
},
{
question: “What is the role of orientation in enhancing the ‘shear strength’ of a wall?”,
options: [“It makes the bricks stickier.”, “It allows bricks to slide past each other easily.”, “By interlocking bricks across the wall thickness, it resists horizontal forces.”, “It increases the wall’s flexibility.”],
answer: “By interlocking bricks across the wall thickness, it resists horizontal forces.”,
explanation: “Orientations like headers that span the wall’s thickness interlock the masonry, significantly improving its resistance to shear forces (forces parallel to the wall face).”
},
{
question: “For a single-brick thick wall (e.g., 9-inch wall), which orientation is primarily responsible for its thickness?”,
options: [“Stretcher”, “Header”, “Soldier”, “Sailor”],
answer: “Header”,
explanation: “In a single-brick thick wall, bricks laid as headers (showing their width) determine the primary thickness of the wall.”
},
{
question: “Which orientation typically provides a wider top surface when used for coping or garden walls?”,
options: [“Stretcher”, “Header”, “Shiner”, “Rowlock”],
answer: “Shiner”,
explanation: “A shiner, laid on its edge exposing its full length and width, presents a wider top surface suitable for coping (capping a wall) or as a finish for garden walls.”
},
{
question: “What is the overall impact of understanding brick orientation for a civil engineer?”,
options: [“It only affects the speed of construction.”, “It is only for aesthetic purposes.”, “It enables the creation of structurally sound, durable, and aesthetically pleasing masonry.”, “It is a minor detail with little importance.”],
answer: “It enables the creation of structurally sound, durable, and aesthetically pleasing masonry.”,
explanation: “A comprehensive understanding of brick orientation allows civil engineers to design and supervise masonry work that meets both structural performance requirements and architectural design intentions, leading to robust and beautiful structures.”
}
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