manufacturing testing inspection supply and delivery of sheet pile material e 350 or equivalent as per specification in accordence with en 10248 -i and -ii or is 2314 or equivalent astm in connection with silliguri maketing terminal project at numaligarh refinery limited siliguri west bengal item-3-u type sheet pile effective width 400 mm height -170 mm thickness -15.5 mm length -8000 mm