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Estimating Brick - Quantity and Mortar Consumption
Bricks - quantity and mortar required
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Brick Size
| Type | Height (in) | Length (in) | Width (in) |
| Common | 2 1/4 | 8 | 3 3/4 |
| Large St | 1 5/8 | 15 3/4 | 3 3/4 |
| Small St | 1 1/4 | 8 | 3 3/4 |
| Jumbo | 2 1/8 | 11 1/2 | 5 1/2 |
| Norman | 2 3/4 | 8 3/4 | 4 |
| Roman | 2 1/4 | 11 1/2 | 3 3/4 |
Mortar Joint
| Number of Bricks per square foot | |||||
| Type | Mortar Joint | ||||
| 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | |
| Common | 7 | 6.6 | 6.2 | 5.8 | 5.5 |
| Large St | 4.8 | 4.5 | 4.2 | 3.9 | 3.3 |
| Small St | 5.3 | 5.1 | 4.8 | 4.5 | 4.3 |
| Jumbo | 1.2 | 1.1 | 9.7 | 4.1 | 3.9 |
| Norman | 5.2 | 4.9 | 4.6 | 4.3 | 4.1 |
| Roman | 4.9 | 4.6 | 4.4 | 4.1 | 3.9 |
Mortar Required for Common Bricks
Common bricks - 2 1/4 x 8 x 3 3/4 inches:
| Joint Thickness (inches) |
Mortar Required (ft3) | |
| per 1000 bricks | per ft3 brick | |
| 1/4 | 9 | 0.2 |
| 3/8 | 14 | 0.3 |
| 1/2 | 20 | 0.4 |
- 1 ft3 = 0.02832 m3
- 1 in (inch) = 25.4 mm
BS EN 771-3: 2003
| Brick | Length (mm) | Width (mm) | Height (mm) |
| Standard | 215 | 102.5 | 65 |
| Modular | 290 | 90 | 90 |
| 190 | 90 | 90 | |
| 190 | 90 | 65 |
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