Research Article
Effects of Strongbacks and Strappings on Vibrations of Timber Truss Joist Floors
Table 2
Configuration details of the base test floors.
| | Floor type | Joist spacing (mm) | Number of strongback rows | Strapping spacing (mm) |
| | T1-1 | 400 | 0 | — | | T1-2 | 400 | 1 | — | | T1-3 | 400 | 2 | — | | T1-4 | 400 | 3 | — | | T1-5 | 400 | 4 | — | | T1-6 | 400 | 0 | 600 | | T1-7 | 400 | 0 | 400 | | T1-8 | 400 | 0 | 300 | | T3-1 | 600 | 0 | — | | T3-2 | 600 | 1 | — | | T3-3 | 600 | 2 | — | | T3-4 | 600 | 3 | — | | T3-5 | 600 | 4 | — | | T3-6 | 600 | 0 | 600 | | T3-7 | 600 | 0 | 400 | | T3-8 | 600 | 0 | 300 |
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