Diaphragm Chords
Convert Moment into Couple
couple = magnitude of forces x distance between forces
T = C = M/b
T and C can switch sides
Tension Usually Controls
2. buckling is rarely a problem due to lateral support
3. spliced members (tension vs compression splices)
Top Plates as Chords
plate splices
- part 5, 8:30
- part 6, 0:00
section 10.8 and chapter 15 focus on anchorage of diaphragm to chords and shearwalls