Section 24(5)(c) in The Bangalore Metro Railway (Opening of Public Carriage for Passengers) Rules, 2011
(c)the calculations stress sheets showing, as to what allowance has been made for any secondary or deformative stresses in addition to the primary stresses caused by the external forces and what relief of stress, if any, has been included and the necessary tests carried out on bridges as referred to in sub-rule (2) of rule 14;