Joints of Stone Masonry

General Principles Which Are Used in the Construction of Stone Masonry:

• The stones which are used in the construction of stone masonry should be hard, tough, and durable.
• The pressure which is acting on the stones should be in the vertical plane.
• The heads and the stones should not be of dumb bell shape.
• The stone should be dressed properly as per the requirements.
• A large flat stone should be used under the ends of girders and trusses two uniformly distributed loads.
• The water which is used in the construction of the stone masonry is of good quality.
• It is very necessary for to you give your stone masonry e in a proper manner for a period of 2 to 3 weeks after the construction.
• The plumb bob should be used to check the accurate verticality of the stone masonry walls.
• Stonemasonry should be design to take the compressive stresses and not tensile stresses.

Type of Joints of Stone Masonry:

• Butt or Square Joint.
• Rebated or Lapped Joint.
• Tongued and Grooved Joint.
• Cramped Joint.
• Tabled or Bed Joint.
• Plugged Joint.
• Dowelled Joint.
• Saddle Joint.
• Slate Joint.

#1. Butt or Square Joint

#2. Rebated or Lapped Joint

#3. Tongued and Grooved Joint

#4. Cramped Joint

#5. Tabled or Bed Joint

#6. Plugged Joint

#7. Dowelled Joint

#8. Saddle Joint

#9. Slate Joint

Important Points Which Should Be Considered While Construction of the Stone Masonry:

1. In the construction of the stone masonry, all these stones should be laid upon the natural beds.
2. Stones which are used in masonry should be well seasoned hard tough and has a uniform texture.
3. The stone should be free from defects like cracks and cavities.
4. The vertical joints in stone masonry should be staggered.
5. Proper bonding should be maintained throughout the construction of the stone masonry.
6. Stones which are used for the construction of the stone masonry should be wetted before its use.
7. Stone Masonry should be cured properly for at least two weeks.
8. In the case of the Stratified rocks, the stone should be placed on its quarry bed surface in such a way that the line of pressure should be Normal.

Joints of Stone Masonry

• Butt or Square Joint.
• Rebated or Lapped Joint.
• Tongued and Grooved Joint.
• Cramped Joint.
• Tabled or Bed Joint.
• Plugged Joint.
• Dowelled Joint.
• Saddle Joint.
• Slate Joint.

Basic Principles of Stone Masonry

• No stone should be laid taller than it is long, except at corners.
• Avoid block or running joints only one stone on at least one side of a vertical joint.
• Avoid setting more than three stones against a riser.
• Risers should be evenly distributed throughout the wall.

Important Points Which Should Be Considered While Construction of the Stone Masonry:

Types of Stone Masonry Joints

Best Jointing Techniques for Stone Masonry

• Mortar Joints
• Dry Stone Joints
• Pinned Joints
• Split-faced Joints
• Veneer Joints

Common Stone Masonry Joint Patterns

• Flush Joint
• Raked Joint
• Weathered Joint
• Struck Joint
• V-Joint
• Grapevine Joint
• Concave Joint
• Extruded Joint

How to Repair Stone Masonry Joints?

• Assess the damage
• Gather the necessary tools and materials
• Prepare the joints
• Mix the mortar
• Wet the joints
• Fill the joints
• Tool the joints
• Clean off excess mortar
• Allow curing time

Importance of Proper Jointing in Stone Masonry

Which Stone Joint Is Used for Coping?

Stone Joints

Cramped Joint in Stone Masonry

Stone Masonry and Stone Joints

• Butt Joint or Square Joint.
• Rebated or Lapped Joint.
• Tongue and Grooved Joint or Joggle Joint.
• Tabled or Bed Joint.
• Cramped Joint.
• Plugged Joint.
• Dowelled Joint.
• Rusticated Joint.

Principles of Stone Masonry

• Selection of Stones
• Foundation
• Mortar Mix
• Layout and Planning
• Cutting and Dressing
• Bonding and Joints
• Structural Stability
• Conservation and Restoration

Which Joint Is Provided to Protect the Joints of the Cornice?

Which Stone Joint Is Used in Arch Work?

How to Joint Stone?

• Clean the stones
• Select an adhesive or mortar
• Prepare the adhesive or mortar
• Apply the adhesive or mortar
• Position the stones
• Remove excess adhesive or mortar
• Allow time to cure

What Is Saddle Joint?

What Is Joggle in Column?

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