Tender For corrigendum : providing of repair and overhauling service - following defects in support structure of main armament occurred due to inclement weather conditions. same to be repaired/ renewed and fabricated as per sample and proved for satisfactory operation.1. training/ elevation locking pin uprooted. mat- ss2. training scale uprooted. mat-brass3. anti-corrosivetreatment of entire outer structure(all inway jobs of removal of deteriorated material and replacing them with newly fabricated materials included).