Beams: the maximum transverse spacing of the legs in a series of shear links st,max
Eurocode 2 part 1-1: Design of concrete structures 9.2.2 (8)
Recommendation
The recommended value for the transverse spacing st,max is given by Expression (9.8N):
st,max = 0,75 d ≤ 600 mm | (9.8N) |