preparing 2d auto cad drawings of refinery related jobs inclusive of tank fabrication detail drawing like general arrangement, shell developement, bottom plate, pontoon, rolling ladder, roof drain, deck plate etc including bill of material detailed engg fabrication drawing fabrication drawing of pressure vessel and column. pipe line inter connection plan with bill of material fire fighting drawing with sprinklers plot plan drawing over all plot plan layout drawing isometric drawing of pipe lines support detail drawing other mechanical drawing civil engg drawing including piles, foundation etc structural and shed detail drawing etc