Table 2 Maximum distance D between the axes of the purlins located in the ridge region.

From: Optimization of roof slope, design and wood strength classes in timber Fink type truss

Slopea

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Maximum distance D (mm)

5° (9%)

418

10° (18%)

414

15° (27%)

406

20° (36%)

395

25° (47%)

381

30° (58%)

364

  1. aLinear interpolation was used for intermediate slopes.
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