Teaching Aids

KEY FOR WORKSHEET FOR CALCULATING SUPPORT FACTOR

  DENSITY 25% IFD 65% IFD SUPPORT FACTOR
1. 1.2 30 55 _______1.83______
2. 1.4 28 50 _______1.79______
3. 1.6 80 155 _______1.94______
4. 1.8 17 32 _______1.88______
5. 1.8 24 48 _______2.00______
6. 1.8 24 60 _______2.50______
7. 1.8 11 26 _______2.36______
8. 2.0 20 50 _______2.50______

 

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