Tenders for Proposed Rail Barricading With 52 Kg Rails From Km 496/500-498/500, 498/900-500/000 On Rh Side Of B Line Track At Km 505A/045-506/240 On Both Sides Of B Line Track Between Madukkarai-Ettimadai-Walayar Stations For Length Of 5500 Mtrs To Prevent Entry Of Wild Elephants Into Railway Track And To Guide Wild Elephants Through The Under Pass.