Dimensions for unique shapes of clay bricks

Scope & Key Specifications from IS 6165 (1992) - Dimensions for Special Shape Clay Bricks

• Standard Brick Sizes (Clause 3.1):

• Special Shape Bricks (Clause 3.2):
  Dimensions for various special bricks are standardized and illustrated in Figures 1 to 7, including:

  • Half Round Coping
  • Saddle Back Coping
  • Bullnose (Single, Double, Mitre, Stretchers)
  • Corner Bricks (Plinth Headers, Internal/External Returns)
  • Culvert Bricks (10 cm and 20 cm)
  • Chimney or Well Headers and Stretchers

• All dimensions are in millimeters.

• Use of Standard Mark: Ensures compliance with BIS quality and inspection systems.

Summary Diagram of Brick Dimensions

flowchart TD
    A[Standard Brick Sizes] --> B[Modular: 190x90x90 mm]
    A --> C[Non-Modular: 230x110x70 mm]
    D[Special Shape Bricks] --> E[Half Round Coping]
    D --> F[Saddle Back Coping]
    D --> G[Bullnose Variants]
    D --> H[Corner Bricks]
    D --> I[Culvert Bricks]
    D --> J[Chimney/Well Bricks]

Note: Refer to Figures 1-7 in IS 6165 for detailed dimension tables and shapes.

IS 6165: Referenced Standards & Key Specifications

Referenced Indian Standards (Clause 2.1)

• IS 1077:1991 — Common burnt clay building bricks
• IS 2180:1988 — Heavy duty burnt clay building bricks (3rd revision)

Brick Dimensions (Clause 3.1 & 3.2)

Special Shape Bricks (Clause 3.2)

• Includes Bullnose, Plinth, Culvert, Chimney bricks, etc.
• Dimensions are provided in Figures 1 to 7 (all in mm).
• Examples:
  • 2A Half Round Coping
  • 3A Single Bullnose
  • 5D Plinth Header
  • 6A Culvert 10 cm

Standard Mark & Quality Assurance

• Governed by Bureau of Indian Standards Act, 1986.
• Ensures compliance through inspection, testing, and quality control.
• Continuous BIS surveillance for conformity.

Summary Diagram: Brick Types and Dimensions

graph TD
    A[Brick Types] --> B[Modular Brick (190x90x90 mm)]
    A --> C[Non-Modular Brick (230x110x70 mm)]
    A --> D[Special Shapes]
    D --> E[Copings (Half Round, Saddle Back)]
    D --> F[Bullnose (Single, Double, Mitre)]
    D --> G[Plinth Bricks (Headers, Stretchers)]
    D --> H[Culvert Bricks (10cm, 20cm)]
    D --> I[Chimney/Well Bricks]

Note: For detailed dimensions of special shapes, refer to Figures 1 to 7 in IS 6165. Always verify with the latest BIS amendments for compliance.

IS 6165: Dimensions for Special Shapes of Clay Bricks (1992)

This standard specifies the dimensions for commonly used special-shaped clay bricks to ensure uniformity and compatibility in construction.

Key Points:

• Purpose: To standardize dimensions for special shapes of clay bricks during moulding.
• Scope: Applies to bricks used in buildings and civil engineering works.

Typical Special Shapes Covered:

• Queen closer
• King closer
• Bullnose brick
• Coping brick
• Chamfered brick
• Cant brick

Standard Dimensions (Typical Examples):

Notes:

• Dimensions are generally based on the modular brick size (190 × 90 × 90 mm).
• Special shapes are designed to fit into brick masonry without cutting.
• Tolerances as per IS 1077 apply.

flowchart LR
A[Standard Modular Brick] --> B[Special Shapes]
B --> C[Queen Closer]
B --> D[King Closer]
B --> E[Bullnose]
B --> F[Coping]
B --> G[Chamfered]
B --> H[Cant]

For exact dimensions and detailed drawings, refer to IS 6165:1992 full text.

IS 6165: Standard Sizes of Clay Bricks

1. Standard Brick Sizes (Clause 3.1)

• Modular bricks are smaller and more uniform, facilitating modular construction.
• Non-modular bricks are larger, traditional sizes used in some applications.

2. Special Shape Bricks (Clause 3.2)

• Includes shapes like Bullnose, Coping, Plinth, Corner, Culvert, Chimney bricks.
• Dimensions correspond to the standard L, W, H in Clause 3.1.
• Used for architectural finishes and special structural needs.
• Refer to Figures 1 to 7 in IS 6165 for detailed shapes and dimensions.

Summary Table for Quick Reference

Notes:

• Modular size bricks allow for easier bonding and modular planning.
• Non-modular sizes are included for compatibility with older construction styles.
• All dimensions are in millimeters.
• Use BIS Standard Mark products for guaranteed quality and conformity.

flowchart LR
    A[Standard Bricks] --> B[Modular (190x90x90)]
    A --> C[Non-Modular (230x110x70)]
    A --> D[Special Shapes]
    D --> E[Bullnose]
    D --> F[Coping]
    D --> G[Plinth]
    D --> H[Corner]
    D --> I[Culvert]
    D --> J[Chimney]

For detailed shapes and dimensions, refer to IS 6165 Figures 1-7.

IS 6165: Dimensions for Special Shapes of Clay Bricks

This code specifies standard dimensions for special brick shapes used in construction to ensure uniformity during manufacture.

Key Dimensions (Clause 3.1)

Notes:

• Modular bricks (190×90×90 mm) are commonly used to maintain modular coordination in masonry.
• Non-modular bricks (230×110×70 mm) are traditional sizes, often used in older constructions.

Application:

• Special shapes (e.g., frog, coping, bullnose) should conform to these base dimensions for compatibility.
• Dimensions ensure proper bonding, mortar joint thickness, and structural integrity.

flowchart LR
    A[Standard Brick Shapes] --> B[Modular Brick: 190x90x90 mm]
    A --> C[Non-Modular Brick: 230x110x70 mm]
    B --> D[Special Shapes conforming to Modular Size]
    C --> E[Special Shapes conforming to Non-Modular Size]

For detailed shapes and tolerances, refer to the full IS 6165 document.

IS 6165: Bullnose Bricks - Key Specifications & Dimensions

1. Dimensions (Clause 3.2, Fig. 3)

Bullnose bricks have special curved edges used for aesthetic rounded corners and edges in masonry. The standard dimensions conform to modular or non-modular brick sizes:

Bullnose Brick Types (Fig. 3):

• 3A Single Bullnose or Bullnose Header
• 3B Double Bullnose
• 3C Bullnose Stretcher
• 3D Bullnose Mitre
• 3E Bullnose Double
• 3F Bullnose on End
• Elliptical Curve shapes

2. Usage

• Used for rounded corners, window sills, coping, and decorative edges.
• Ensures smooth transitions and reduces sharp edges in masonry.

3. Reference

• Refer to IS 6165 Fig. 3 for exact shape profiles and detailed dimensions.
• Dimensions are in millimeters and correspond to standard modular/non-modular brick sizes.

graph LR
A[Standard Brick] --> B[Single Bullnose]
A --> C[Double Bullnose]
A --> D[Bullnose Stretcher]
A --> E[Bullnose Mitre]
A --> F[Bullnose on End]

Summary: Use IS 6165 Fig. 3 for detailed bullnose brick shapes and dimensions, ensuring compatibility with modular or non-modular brick sizes (190x90x90 mm or 230x110x70 mm).

IS 6165: Corner Bricks - Key Dimensions & Specifications

1. Standard Brick Sizes (Clause 3.1)

2. Corner Bricks (Clause 3.2, Fig. 4)

• Corner bricks are special shaped bricks used at corners for proper bonding.
• Dimensions follow the standard brick sizes (L, W, H as above).
• Typical types include:
  • External corner bricks
  • Internal corner bricks
  • Plinth internal/external returns

3. Usage & Quality

• Manufactured as per BIS quality control and inspection.
• Conform to IS 1077 for burnt clay bricks.
• Ensures proper fit and aesthetics at corners, avoiding cutting bricks on-site.

4. Reference Figures

• Fig. 4 in IS 6165 shows detailed corner brick shapes and dimensions (in mm).

Summary Table for Corner Bricks Dimensions (Typical)

Note: For exact detailed dimensions and shapes, refer to Figures 4 in IS 6165 (1992).

flowchart LR
    A[Standard Bricks] --> B[Corner Bricks]
    B --> C[External Corner]
    B --> D[Internal Corner]
    B --> E[Plinth Returns]
    style A fill:#f9f,stroke:#333,stroke-width:2px
    style B fill:#bbf,stroke:#333,

IS 6165: Key Specifications for Plinth Bricks

1. Dimensions (Clause 3.1 & 3.2)

• Modular Brick Size:

  • Length (L) = 190 mm
  • Width (W) = 90 mm
  • Height (H) = 90 mm

• Non-Modular Brick Size:

  • Length (L) = 230 mm
  • Width (W) = 110 mm
  • Height (H) = 70 mm

• Plinth Bricks (Fig. 5 in Clause 3.2):
  Special shapes like Plinth Header, Plinth Stretcher, Plinth Internal/External Returns are standardized with specific dimensions (refer to Fig. 5 for exact mm values).

2. Special Shapes (Clause 3.2)

• Plinth bricks include headers, stretchers, internal and external returns designed for plinth courses to provide strength and aesthetics.
• All dimensions are in millimeters and conform to modular or non-modular sizes.

3. Usage & Quality

• Bricks must comply with IS 1077:1991 for common burnt clay bricks and IS 2180:1988 for heavy-duty bricks.
• Standard Mark ensures quality under BIS supervision.

Summary Table: Basic Brick Sizes

Visual Concept: Plinth Brick Types

flowchart LR
    A[Plinth Bricks] --> B[Plinth Header]
    A --> C[Plinth Stretcher]
    A --> D[Plinth Internal Return]
    A --> E[Plinth External Return]

For detailed dimensions of each special shape, refer to Figures 1 to 7 in IS 6165.

IS 6165 (1992) — Culvert Bricks Key Specifications

1. Standard Brick Sizes (Clause 3.1)

2. Culvert Brick Dimensions (Clause 3.2, Fig. 6)

• 6A Culvert 10 cm and 6B Culvert 20 cm bricks are special shapes designed for culverts.
• Exact dimensions are given in the figures of the standard (not numerically tabulated here).
• These bricks facilitate curved and circular culvert construction.

3. Usage Notes

• Special shapes (bullnose, plinth, corner, chimney bricks) are also standardized for civil engineering.
• Culvert bricks are molded to fit hydraulic and structural requirements in drainage structures.

4. Manufacturing & Quality

• Bricks must comply with BIS quality control and inspection.
• Standard Mark usage ensures conformity to IS 6165.

Summary Diagram of Culvert Brick Types

graph TD
    A[Culvert Bricks] --> B[6A Culvert 10 cm]
    A --> C[6B Culvert 20 cm]
    B --> D[Used in small diameter culverts]
    C --> E[Used in larger diameter culverts]

For exact dimensions, refer to IS 6165 Fig. 6 in the standard document.

IS 6165 (1992) – Chimney or Well Type Bricks: Key Dimensions & Specifications

• Standard Brick Sizes (Clause 3.1):

  Type	Length (L) mm	Width (W) mm	Height (H) mm
  Modular	190	90	90
  Non-Modular	230	110	70

• Chimney or Well Type Bricks (Fig. 7):

  • Two main types:
    • 7A: Chimney or Well Header
    • 7B: Chimney or Well Stretcher
  • Dimensions are given in millimeters (refer to Fig. 7 in IS 6165 for exact profiles).
  • These bricks are specially shaped for curved or circular masonry such as chimneys or wells.

• Usage:

  • Designed to fit curved structures with proper bonding.
  • Ensures structural integrity and aesthetic finish in circular walls.

Summary Table for Chimney or Well Type Bricks (Typical Dimensions)

*Exact dimensions depend on modular or non-modular sizes.

Key Points:

• Use modular bricks (190×90×90 mm) for standardization.
• Special shapes ensure proper bonding and curvature in chimney/well masonry.
• Refer to Fig. 7 of IS 6165 for detailed shape and dimension drawings.
• All dimensions are in millimeters.

flowchart TD
    A[Standard Brick Sizes] --> B[Modular: 190×90×90 mm]
    A --> C[Non-Modular: 230×110×70 mm]
    D[Chimney/Well Bricks] --> E[Header (7A)]
    D --> F[Stret

IS 6165 - Marking and Quality Control Summary

• Standard Mark Usage:
  The Standard Mark certifies compliance with IS 6165 under BIS supervision, ensuring consistent quality through inspection and testing.

• Quality Control System:
  Manufacturers must implement a well-defined system of inspection, testing, and quality control supervised by BIS.

• Continuous Surveillance:
  BIS conducts ongoing checks on Standard Marked products to maintain conformity.

• Licensing:
  Conditions for license use of the Standard Mark are governed by BIS rules under the Bureau of Indian Standards Act, 1986.

• Dimensions for Special Shapes:
  IS 6165 provides detailed dimensions for special clay brick shapes (e.g., bullnose, coping, plinth bricks) in Figures 1 to 7, all in millimeters.

Key Notes on Quality Control per IS 6165:

Typical Dimensions Reference (Example from Fig. 3 Bullnose Bricks):

BIS Contact & Updates

• BIS Headquarters: Manak Bhavan, New Delhi
• Amendments: Users must ensure possession of latest editions/amendments.
• Copyright: No reproduction without BIS permission.

flowchart TD
    A[Manufacturing] --> B[Inspection & Testing]
    B --> C{Conforms to IS 6165?}
    C -- Yes --> D[

Licensing and Use of Standard Mark (IS 6165)

• The Standard Mark certifies that clay bricks comply with IS 6165 under a strict system of inspection, testing, and quality control supervised by BIS.
• Licensing for the use of the Standard Mark is governed by the Bureau of Indian Standards Act, 1986 and related rules.
• Manufacturers must obtain a license from BIS to use the Standard Mark, ensuring continuous conformity checks by BIS.
• Details on licensing conditions can be obtained directly from BIS regional or headquarters offices.

Key Points:

BIS Contact (Headquarters):

• Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi 110002
• Phone: 3310131, 3311375

For licensing and detailed specifications, contact BIS or refer to the official BIS publications.

flowchart LR
    A[Manufacturer] --> B[Apply for License]
    B --> C{BIS Evaluation}
    C -->|Complies| D[License Granted]
    C -->|Non-Complies| E[Rectify & Reapply]
    D --> F[Use Standard Mark]
    F --> G[BIS Continuous Surveillance]
    G -->|Non-Conformity| E

This ensures product quality and consumer trust in clay bricks conforming to IS 6165.

IS 6165: Revision and Amendments Summary

• Revision Policy:
  Indian Standards (IS) like IS 6165 are periodically reviewed and revised to stay current. Amendments are issued as needed.

• Amendments Table:
  The standard includes a table listing all amendments with:

  Amend No.	Date of Issue	Text Affected
  (To be updated by BIS)

• User Responsibility:
  Users must ensure they have the latest edition and amendments for compliance.

• Contact for Comments & Updates:

  • Doc No.: CED 30 (5004)
  • Bureau of Indian Standards (BIS) Headquarters: Manak Bhavan, New Delhi
  • Regional offices available for support.

• Copyright & Usage:
  BIS holds copyright; reproduction requires permission except for implementation use (symbols, sizes, designations).

Key Points on Dimensions (Clause 3.2)

• Special clay brick shapes (e.g., Bullnose, Plinth, Culvert bricks) have standardized dimensions in mm as per Figures 1-7.
• Dimensions include Length (L), Width (W), and Height (H).
• Examples:
  • Bullnose bricks (Fig. 3)
  • Corner bricks (Fig. 4)
  • Plinth bricks (Fig. 5)
  • Culvert bricks (Fig. 6)
  • Chimney bricks (Fig. 7)

Summary Table for Brick Dimensions (Example)

Refer IS 6165 Figures for exact dimensions.

flowchart LR
    A[IS 6165 Standard] --> B[Periodic Review]
    B --> C[Revision Issued]
    B --> D[Amendments Issued]
    C -->