Name: mortar joint profiles and brick finishing
Uploaded: 2024-09-12T16:16:25.000Z
Duration: 1 min 25 s
Channel: JoVE

Les joints de mortier sont les espaces entre les briques remplis de mortier. Des joints lient les briques ensemble, assurant l’intégrité structurelle et la résistance.
L’épaisseur de ces joints peut varier, allant de moins d’un quart de pouce à plus d’un demi-pouce, selon l’application et les exigences structurelles.
L'outillage à joints est un processus appliqué une fois que le mortier commence à durcir ; il consiste à compacter et à façonner le mortier pour améliorer l'aspect général de la maçonnerie et sa résistance aux conditions météorologiques.
Il existe différents profils de joints, tels que les joints concaves, en V, inclinés, dénudés, affleurants, réglés et rodded, chacun offrant un attrait esthétique et une fonctionnalité distincts.
Par exemple, les joints concaves et en V sont bien adaptés aux applications extérieures en raison de leur excellente évacuation de l’eau et de leur résistance aux cycles de gel-dégel.
D’autre part, les joints inclinés et dénudés sont idéaux pour la maçonnerie intérieure.
Les joints affleurants, réglés et à tiges conviennent aussi bien à l’intérieur qu’à l’extérieur.
Enfin, le processus de maçonnerie en brique est complété par un nettoyage pour éliminer toutes les taches de mortier, ce qui donne finalement une surface de brique magnifiquement finie, qui devrait être durcie plus tard.

joints de mortier dans la maçonnerie en briques

Mortar Joints in Brick Masonry

Les joints de mortier jouent un rôle essentiel dans la maçonnerie en briques, remplissant les espaces entre les briques pour les lier et assurer l'intégrité et la résistance structurelles. L'épaisseur de ces joints est variable, allant généralement de moins de 6,35 mm à plus de 12,70 mm, en fonction des besoins structurels et des applications spécifiques.

Le processus d'outillage des joints est mis en œuvre lorsque le mortier commence à durcir. Cette technique consiste à compacter et à façonner le mortier pour améliorer à la fois l'apparence et la durabilité de la maçonnerie, en particulier pour résister aux conditions météorologiques défavorables.

Il existe plusieurs profils différents de joints de mortier, chacun avec ses propres avantages esthétiques et fonctionnels. Il s'agit notamment des joints concaves, en V, ratissés, dénudés, affleurants, réglés et à baguettes. Les joints concaves et en V sont particulièrement efficaces pour les environnements extérieurs en raison de leur capacité supérieure à évacuer l'eau et à résister aux effets néfastes des cycles de gel-dégel. Les joints ratissés et dénudés, quant à eux, sont plus adaptés à la maçonnerie intérieure en raison de leurs effets visuels distinctifs. Les joints affleurants, réglés et à baguettes sont polyvalents et peuvent être utilisés dans des applications intérieures et extérieures.

Le processus de construction de la maçonnerie en briques se termine par un nettoyage complet pour éliminer toutes les taches de mortier, garantissant ainsi une finition propre et attrayante. Le durcissement approprié de la maçonnerie suit, ce qui est essentiel pour obtenir la durabilité et la résistance souhaitées de la maçonnerie.

Joints de mortier dans la maçonnerie en briques

Les joints de mortier sont les espaces entre les briques remplis de mortier. Des joints lient les briques ensemble, assurant l’intégrité structurelle et la résistance.
L’épaisseur ...

Education

Enseignement

JoVE Core

Civil Engineering

Génie civil

Unit 1

Unité 1

Masonry Materials

Matériaux de maçonnerie

KEY TERMS AND CONCEPTS

TERMES ET CONCEPTS CLÉS

mortar joint profiles and brick finishing

Mortar joints hold brick masonry together and help give the wall strength. They fill the spaces between bricks and support the finished structure. Joint thickness can vary from less than one-fourth inch to more than half an inch, depending on the need and the application.

As the mortar starts to harden, workers tool the joints. Tooling means compacting and shaping the mortar. This step improves the look of the brickwork and helps it stand up better to bad weather.

Brick masonry can be finished with several mortar joint profiles. These include concave, vee, raked, stripped, flush, ruled, and rodded joints. Concave and vee joints work especially well outdoors because they shed water better and resist freeze-thaw damage.

Raked and stripped joints are often used for interior brickwork because they create a different visual effect. Flush, ruled, and rodded joints can be used in both interior and exterior settings. After the masonry is built, the surface is cleaned to remove mortar stains, and the brickwork is allowed to cure so it can reach the desired durability and strength.

Mortar Joint Profiles and Brick Finishing

mortar-joint-profiles-and-brick-finishing

masonry

Masonry Materials and Structural Uses

Masonry uses stone and man-made units such as bricks, clay tiles, terra cotta, and concrete blocks to build structures. These units can form walls, floors, and arches. Masonry is valued for strength, durability, and a wide range of visual finishes. The units are laid in rows called coursing. Mortar, a mix of water, cement, and sand, binds the units together. Building with masonry is hands-on and can be done with basic tools. A trowel applies mortar, a hammer helps adjust placement, and levels...

mortar

Mortar in Masonry: Strength and Finish

Mortar is a key construction material used to bind masonry units together. It is made from Portland cement, hydrated lime, sand, and water. In walls, it fills gaps between units and helps spread weight more evenly across the structure. That reduces weak spots and supports a stronger build. Mortar also protects masonry from outside conditions. It acts as a barrier against water and wind, which helps safeguard the inside of the structure. It can also help correct surface irregularities in...

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How Mortar Performance Is Measured

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bricks

How Bricks Are Made and Fired

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brick sizes

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brick classifications

Types of Bricks in Construction

Bricks used in construction are grouped by where they are used and by their structure. The main types include facing bricks, building bricks, hollow bricks, paving bricks, and firebricks. These categories show how one material can serve different jobs in a structure. Facing bricks, also called face bricks, are used where both strength and appearance matter. They form the visible surface of a wall, so their look is important. Building bricks are usually placed in hidden parts of a structure,...

brick durability, strength, and appearance

How Brick Quality Affects Masonry Performance

Brick quality affects how masonry holds up, looks, and performs over time. Durability, strength, and appearance are all used to judge which bricks fit a specific job. These features help builders choose bricks for walls, facades, and other construction uses. Durability is closely tied to freeze-thaw action. In freeze-thaw, water absorbed by a brick expands when it freezes. That expansion can damage the brick, especially if the water melts and refreezes. Bricks are graded for durability as SW,...

brick masonry

Brick Wall Bonds and Wythes

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brick cutting techniques

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mortar joints in brick masonry

Mortar joints hold brick masonry together and help give the wall strength. They fill the spaces between bricks and support the finished structure. Joint thickness can vary from less than one-fourth inch to more than half an inch, depending on the need and the application. As the mortar starts to harden, workers tool the joints. Tooling means compacting and shaping the mortar. This step improves the look of the brickwork and helps it stand up better to bad weather. Brick masonry can be...

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types of building stone

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stone masonry

Stone Masonry Types and Jointing

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manufacture of concrete masonry units

Concrete Block Curing and Block Types

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laying concrete masonry

Building a Concrete Block Wall

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steel manufacturing

From Iron Ore to Shaped Steel

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Testing Steel for Strength and Toughness

Steel is tested for strength, toughness, and flexibility using several standard mechanical tests. These tests help show how steel will behave in real use. They also help engineers choose steel for the right job. A tension test measures tensile strength. In this test, a steel specimen is pulled in a gripping device until it breaks. The results are used to draw a stress-strain curve. That curve shows the proportional limit, yield point, ultimate strength, and the point of rupture. A torsion...

key terms and concepts

Learn how mortar joints are shaped, why joint thickness matters, and which joint profiles work best for indoor or outdoor brick masonry.

Mortar Joint Profiles and Brick Finishing | JoVE K12

JoVE Core Civil Engineering provides a foundational exploration of essential construction materials in civil engineering, focusing on bricks, stones, steel, wood, and concrete through easy-to-understand animated videos. This collection covers the properties, manufacturing processes, and practical applications of these materials. Additionally, the accompanied science-in-action videos demonstrate the research experiments performed in laboratories.

civil engineering

Mortar Joint Profiles and Brick Finishing

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