A square column of section size 350 × 350 mm, is reinforced with 4 bars of 25 mm diameter and 4 bars of 16mm diameter, then which of the following bar size and spacing cannot be adopted as transverse steel?
1
5 mm diameter bars at 240 mm spacing
2
6 mm diameter bars at 250 mm spacing
3
8 mm diameter bars at 250 mm spacing
4
8 mm diameter bars at 300 mm spacing