Masonry Magazine January 1971 Page.105
TABLE 2. SIZES OF MODULAR BRICK¹
| Unit Designation | Nominal Dimensions, in. | Joint Thickness in. | Manufactured Dimensions in. | Modular Coursing in. |
|---|---|---|---|---|
| | t | h | l | | t | h | l | |
| Standard Modular | 4 | 2% | 8 | % | 3% | 24 | 7% | 3C= 8 |
| Engineer | 4 | 3% | 8 | % | 3% | 21% | 7% | 5C=16 |
| Economy 8 or Jumbo Closure | 4 | 4 | 8 | % | 3% | 3% | 7% | 1C-4 |
| Double | 4 | 5% | 8 | % | 3% | 41% | 7% | 3C=16 |
| Roman | 4 | 2 | 12 | % | 3% | 1% | 11% | 2C-4 |
| Norman | 4 | 2% | 12 | % | 3% | 24 | 11% | 3C-8 |
| Norwegian | 4 | 3% | 12 | % | 3% | 21% | 11% | 5C=16 |
| Economy 12 or Jumbo Utility | 4 | 4 | 12 | % | 3% | 3% | 11% | 1C= 4 |
| Triple | 4 | 5% | 12 | 36 | 3% | 4150 | 11% | 3C=16 |
| SCR brick ² | 6 | 2% | 12 | % | 5% | 24 | 11% | 3C= 8 |
| 6-in. Norwegian | 6 | 3% | 12 | % | 5% | 2166 | 11% | 5C=16 |
| 6-in. Jumbo | 6 | 4 | 12 | 36 | 5% | 3% | 11% | 1C= 4 |
| 8-in. Jumbo | 8 | 4 | 12 | % | 7% | 3% | 11% | 1C= 4 |
¹ Available as solid units conforming to ASTM C 216- or ASTM C 62-, or, in a number of cases, as hollow brick conforming to ASTM C 652-.
² Reg. U.S. Pat. Off., SCPI.