tender for repair of vessel m.v. ichhamati - i-2 propeller shaft & rudder arrangements including all bushes are to be dismantled and fitted back after necessary repair. 3 both the rudder stocks are to be renewed. 4 both sides rudder stock top & bottom gm bushes and gland cover of rudder stock re-sleeving. 5 both sides rudder stock thrust bearing to be renewed. 6 both sides propeller (900 mm dia., 4 blades, mn- bronze) to be renewed. approx weight of each propeller-90kg.(propeller design will be provided by wbstc.) 7 propellers & couplings are to be bed-in with the respective propeller shaft. 8 p.t.o to be repairing including all materials and machine shop work. 9 engine driven bilge suction pump and emergency fire pump (50 nb suction & 50 nb deliveries) to be thoroughly repaired including renewal and recondition of necessary component. 10 semi–rotary hand pump (no.-5) for emergency bilge suction requires to be renewed. 11 bilge suction pipe lines including fire and engine cooling line, mud box, sea chest & valve chest are to be thoroughly cleaned, pressure testing& boxed back to ensure sufficient cooling water supply to the engines. 12 02nos. main sea valves dismantled repaired, pressure tested & fitted back including spare and machine shop work. 13 corroded, holes & thinned down plates, structural members, railing posts etc. to be cropped & renewed –vessel hull plate – 0.60 mtdeck – 4.50 mtinside stiffening members – 02 mt 14 corroded and thin down railing pipe (25nb) to be renewed. 15 corroded and thin down railing post (65nb) to be renewed. 16 supply and fitment of zinc anode on the vessel underwater portion. 17 fabrication and fitment of steel blister fender from 200nb half cut pipe stiffened with ‘d’ shaped stiffener 500mm apart. 18 corroded and thin down twin bollards to be renewed by 150nb pipes. 19 corroded and thin down single bollards to be renewed 150nb pipe. 20 24volt 18watt dc tube light to be renewed. 21 anchor winchrequire to be servicing. 22 fuel tanks(reserved tank) require to be cleaned and box back with new joints and fasteners.d. 23 fuel tanks(service tank) require to be cleaned and box back with new joints and fasteners. 24 fresh water tank to be chipped, cleaned and cement washed and box back with new joints and fasteners. 25 damaged toilet to be renewed. 26 fabrication and fitment of aluminium sliding window at master cabin. 27 painting work to be done as per the painting schedule. 28 group - b 29 both sides propeller shaft worn out journals metalizing by s.s. electrode & machining to suit with the respective bushes and trueness to be checked & rectified. 30 g.m. gland bushes & gland cover require re-sleeving to suit with the respective propeller shaft journal. 31 both side propeller shafts rubber cutlass bushes to be re-rubberized. 32 damaged bilge pipe (32 nb) to be renewed