Routines of Rudder and Steering Gear of MV Vishva Vijetha on Turnkey Basis

Amount

RUDDER ROUTINES,CAPACITY/DETAILS : 7.2 M X 5.2 M X 0.72 M Entire job should be carried out on turnkey basis including machining, buildup etc are covered in vendor scope

DETAILS OF THE SCOPE IS AS FOLLOWS: Note: Bidders are advised to read the annexures before quoting and consider the scope to executed in the attached Annexure details also.

JUMPING CLEARANCES,RUDDER DROP TO BE RECORDED.RUDDER TO BE LOWERED ,RUDDER STOCK TO BE REMOVED BY DISCONNECTING HYDRAULIC HOSES.(TOOLS ,POWERPACK ,HYDRAULIC JACK ,TORQUE MULTIPLIERS ,CONSUMABLE ETC ARE TO BE ARRANGED BY VENDOR).JUMPING CLAMPS TO BE RESTORED AFTER COMPLETION OF RUDDER ROUTINES.

DRAIN PLUGS (2 SETS) FOR RUDDER TO REMOVE IN PRESENCE OF CEO / SUPDT AND TO CHECK FOR WATER INGRESS; IF ANY. RUDDER TO PRESSURE TEST TO 3 PSI AND TO COAT INTERNALLY WITH FLOAT COAT A ( UNISERVICE 210).BITUMINOUS SOLUTION APPROX 500LTRS TO BE PROVIDED BY VENDOR

IF LEAKAGES OBSERVED; LEAKAGESWILL RECTIFIED BY STEEL DEPT REPRESSURE TEST TO BE CARRIED OUT

RUDDER; TRANSOM SPACE AND SKEG TO BE GIVEN FLOAT COAT (VENDOR SUPPL+B11:B18+B11:B19Y) INTERNALLY AND PLUGS TO BE FITTED BACK

RUDDER STOCK PALM BOLTS CEMENT TO CHECK; IF FOUND CRACKED TO REMOVE AND CHECK THE PALM BOLTS FOR TIGHTNESS AND RECEMENTING (MORTAR CEMENT TO BE ARRANGED BY VENDOR)

REMOVE BOTH TOP AND BOTTOM PINTLE INSPECTION COVERS (FITTED WITH SCREWS). BOTH PINTLE BUSH CLEARANCES; RUDDER DROP IN STEERING FLAT TO BE RECORDED

BEFORE FITTING THE PINTLE,CHROME LINER ON PINTLE TO POLISH OR SKIM TO REMOVE ECCENTRICITY IF ANY(JOB INCLUDES ALL MACHINING ACTIVITIES,RECHROMING UP TO 100MICRON APPROX)

RUDDER STOCK GLAND PACKING IN STEERING COMPARTMENT TO RENEW.SIZE OF PACKING 20 MM.

CALIBRATION OF COMPLETE RUDDER STOCK TO CARRIED OUT AS PER CLASS REQUIREMENTS IF DIMENSIONS ARE FOUND BEYOND LIMIT, COMPLETE RUDDER STOCK TO BE REMOVED FROM PLACE AND FITTED WITH NEW STOCK ( SPARE STOCK SHIP SUPPLY) AS PER OEM PROCEDURE AND AS PER CLASS SURVEYORS/OWNER REQUIREMENT.CALIBRATED MEASURING INSTRUMENTS ,QUALIFIED MACHINIST TO MEASURE THE DIMENSIONS TO BE ARRANGED BY VENDOR .

THE RADII OF THE ORING GROOVES TO SMOOTHENED AS PER THE SURVEYOR INSTRUCTIONS TO REDUCE THE NOTCHING EFFECT ON RUDDER STOCK. THE WORK SCOPE INVOLVES DISMANTLING OF THE RUDDER STOCK,FIXING IT ON PRECISION LATHE BY CENTRING, ENLARGE THE RADII AND FIT BACK IN PLACE . JOB SCOPE INVOLVES TO AND FRO TRANSPORTATION,MACHINING AT VENDOR WORKSHOP

AFTER COMPLETION OF THE WORK; TEST / TRIALS TO BE SHOWN TO THE SATISFACTION OF CLASS.

ITEM: STEER GEAR: TYPE / CAPACITY / DETAILS: ROTARY VANE TYPE MAKE : CSSC NANJING LUZHOU MACHINE CO. LTD. TYPE : HD 80-3 ROTARY VANE STEERING GEAR

COMPLETE OVERHAUL OF STEERING GEAR SYSTEM ON TURNKEY BASIS ,AND REQUIRED TO BE CARRIED OUT BY QUALIFIED HYDRAULICS EXPERTISE ONLY

HYDRAULIC POWER PACK TO BE DRAINED OFF LUB OIL. MANHOLE TO BE OPENED FOR STEERING GEAR PUMP INSPECTION AS REQUIRED TWO NOS.HYD.AXIAL PISTON P/P TO O'HAUL,RENEWING SEALS AND BEARINGS(SHIP SUPPLY) RELIEF V/V'S TO BE SET AS PER MAKER'S INSTRUCTION. FILTERS TO BE RENEWED. ALL CONNECTION INSIDE THE TANKS AND OUTSIDE THE TANK TO BE CHECKED FOR TIGHNESS.LO TO BE TAKEN AFTER WORK.

LO COOLERS TO BE CHEMICALLY CLEANED AND PRESSURE TESTED.(CHEMICALS, SPARE ETC VENDOR SCOPE)

REMOVE THE TOP COVER AND RENEW ROTOR SEAL AND GLAND SEAL TO BE RENEWED . COMPLETE ACTUATOR TO BE , DISMANTLED AND OVERHAULED AS PER MAKER PROCEDURE. SPARES SHIP SUPPLY

THRUST BEARING CLEARANCE TO BE CHECKED BETWEEN THE ROTOR VANE AND BOTTOM OF THE HOUSING. (MIN CLEARANCE 0.1 MM.THIS CAN BE DONE WITHOUT DETTACHING ACTUATOR FROM THE RUDDER SHAFT.

IF CLEARANCE IS LESS THAN 0.1 MM THEN ACTUATOR TO BE TAKEN OFF FROM RUDDER STOCK OLD BEARING TO BE REMOVED AND NEW BEARING TO BE FITTED. BEARING SHIP SUPPLY

STEERING GEAR SYSTEM TO BE SHOWN IN SATISFACTORY WORKING ORDER TO SHIP'S STAFF AFTER COMPLETION OF ALL REPAIRS.

RUDDER POST GLAND SEAL TO RENEW . SEAL SHIP SUPPLY

SRI SRINIVASA ENGINEERING WORKS

prabhu engineering works

KALATHIL BROTHERS CONSTRUCTION CO. PVT. LTD.