(a) Any claim(s) that an injury was caused by either the serious and willful misconduct of the employee or of the employer must be separately pleaded and must set out in sufficient detail the specific basis upon which a claim is founded. When a claim of serious and willful misconduct is based on more than one theory, the petition shall set forth each theory separately.

(b) Whenever a claim of serious and willful misconduct is predicated upon the violation of a particular safety order, the petition shall set forth the correct citation or reference and all of the particulars required by Labor Code section 4553.1.