Dismt of 2 MS pipe from D-17 TG and BG,from 6 R (near bunker)and transport of 2 MS pipes from diff places such as i) 8th and 9th dip/D-18BG jn. ii) from 6 R near bunker and laying-fitting the same in i) M1 belt gallery ii) in 4th dip of 0 L in XVI (投標 №107094978cn)