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Fig. 6.25. a. Ultimate capacity Vu,3 for yielding stirrups b. Ultimate capacity Vu,2 for crushing of concrete struts

Fig. 6.25. a. Ultimate capacity Vu,3 for yielding stirrups b. Ultimate capacity Vu,2 for crushing of concrete struts

For v generally the expression v = 0,6 (1 - fck/250) is used (CEB-FIP Model Code 1990).

By equalling 6.19 and 6.20 the maximum possible shear force and the corresponding inclination 0 are found. Fig. 19 shows the development of Vu,2 and Vu,3 for decreasing 0.

Figure 6.26. Dependence of Vu,2 and Vu,3 on the strut inclination 9 The expression for the ultimate nominal shear strength vu and the corresponding value of 0 are then

Figure 6.26. Dependence of Vu,2 and Vu,3 on the strut inclination 9 The expression for the ultimate nominal shear strength vu and the corresponding value of 0 are then

0 0

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