Hi,
NZS has quite a clear definition on the requirements of a construction joint. Typically a Type B construction joints (where it is necessary to develop shear friction across the joint) are specified and NZS 3109 has clear definition of what a type B CJ is, and how the contractor is to create...
In designing a pile cap using strut and tie method, AS3600 notes the compression strut area, Ac, as the ‘smallest cross-sectional area of the concrete strut at any point along its length and measured normal to the line of action of the strut’ (cl.7.2.3). It is also shown in Figure 7.2.4(A) that...