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| TENSIL STRESSES TRANSMITTED TO ANCHORAGES WHEN ONE OR MORE TACKLE BLOCKS ARE APPLIED | ||
| Q : Load to be lifted | ||
| T : Pull to be applied | ||
| S : Stress transmitted to the anchorage | ||
| a) Single Pulley | b) 2: Single Pulleys | |
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| c) Two Sheave Tackle + Single Pulley | d) 2: Two Sheave Tackles | |
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| PULLEYS SETTING FOR REDUCING THE STRESS IN THE PYLON FRAMEWORK | ||
| a)Force in the anchorage point
S = 2 Q |
b) Force in the anchorage point | |
| Moment with respect to C = 2 Q a | Moment with respect to C = Q a | |
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