SURVEYS FOR SURVEYS FOR MAINTENANCE OF MAINTENANCE OF CLASSCLASS

Ref: BKI vol I : Rules for Classification Ref: BKI vol I : Rules for Classification and Surveysand Surveys

SURVEY FOR MAINT’CE OF CLASSSURVEY FOR MAINT’CE OF CLASS1.1. PERIODICAL PERIODICAL

SURVEYSURVEYA.A. Annual SurveysAnnual Surveys

B.B. Intermediate SurveysIntermediate Surveys

C.C. Class renewal Class renewal SurveysSurveys

D.D. Periodical Surveys of Periodical Surveys of Individual Propulsion Individual Propulsion & Steering Systems& Steering Systems

E.E. Periodical Surveys of Periodical Surveys of Individual Machinery Individual Machinery ItemsItems

F.F. Drydocking SurveysDrydocking Surveys

G.G. In-water SurveysIn-water Surveys

2.2. NON NON PERIODICAL PERIODICAL SURVEYSSURVEYSA.A. Damage and Damage and

Repair SurveysRepair Surveys

B.B. Voyage Repair Voyage Repair and Maintenance and Maintenance SurveysSurveys

C.C. Conversion Conversion SurveysSurveys

D.D. Occasoinal Occasoinal SurveysSurveys

ANNUAL SURVEYANNUAL SURVEY For seagoing ships, including:For seagoing ships, including:

– hull, hull, – anchoring eqpmt, anchoring eqpmt, – machinery, electrical plant, machinery, electrical plant, – special eqpmt classedspecial eqpmt classed

Interval: 12 monthsInterval: 12 months Survey Period: 3 months (counted from the Survey Period: 3 months (counted from the

current class will complete 1 year of validity)current class will complete 1 year of validity) On drydocking (if it is due), or on Ship afloatOn drydocking (if it is due), or on Ship afloat Ship with accomdtn for more 12 passgr Ship with accomdtn for more 12 passgr

survey must include drydocking surveysurvey must include drydocking survey

Surveys fall due annually between Class Surveys fall due annually between Class Renewals. The due date is anniversary date Renewals. The due date is anniversary date in which the relevant period of class began. in which the relevant period of class began. The survey may be carried out in the period The survey may be carried out in the period extending from 3 months before to 3 extending from 3 months before to 3 months after the due date (time window).months after the due date (time window).

Example: Example: – Start of Period of class: 01Start of Period of class: 01--0909--20082008– Due dates:Due dates: 3131--0808--2009, 312009, 31--0808--2010 etc2010 etc– Due period for survey: 01Due period for survey: 01--0606--2009 to 302009 to 30--1111--2009. 2009. – Next period is 01Next period is 01--0606--2010 to 302010 to 30--1111--2010 etc2010 etc

ANNUAL SURVEYANNUAL SURVEY PERIOD PERIOD

AANNUAL SURVEYNNUAL SURVEY (HULL) (HULL) StructureStructure: Visual Inspection (as far as : Visual Inspection (as far as

accessible)accessible) Cargo Holds & Engine RoomCargo Holds & Engine Room: Random Survey : Random Survey

(acc. to age and condition)(acc. to age and condition) Hatches, b’hd doors, ramps, bow, side and Hatches, b’hd doors, ramps, bow, side and

stern doorsstern doors: Surveys acc to tightness and : Surveys acc to tightness and operabilityoperability

Steering gear & Anchor eqpmtSteering gear & Anchor eqpmt: Survey for : Survey for visible damagesvisible damages

Ballast tanksBallast tanks: Survey for corrosion damages : Survey for corrosion damages (>75% of allowable margins)(>75% of allowable margins)

In case suspected damageIn case suspected damage: surveyor entitled : surveyor entitled to carry further investigationto carry further investigation

ANNUAL SURVEY ANNUAL SURVEY (MACHINERY)(MACHINERY) Machinery, Boiler Room, Aux Engine, Fire & Machinery, Boiler Room, Aux Engine, Fire &

Explosive Sources, Emergency exit: Explosive Sources, Emergency exit: General Inspection General Inspection

Boiler & Pressure Vessels Boiler & Pressure Vessels (appliances and (appliances and safety devices)safety devices)

Remote Control, Quick Stopping DevicesRemote Control, Quick Stopping Devices Main & Aux Steering GearMain & Aux Steering Gear Communication Syst: bridges to E/RCommunication Syst: bridges to E/R Bilge SystemBilge System Main & Emg’cy Power Supply SystemsMain & Emg’cy Power Supply Systems Explosion-proof InstallationsExplosion-proof Installations

1.A. Annual Surveys (FIRE SYST)1.A. Annual Surveys (FIRE SYST)

Fire mains, incl hose & nozzlesFire mains, incl hose & nozzles Gas Fire Extinguishing SystGas Fire Extinguishing Syst Dry Powder & Foam systemDry Powder & Foam system Sprinkles & other fixed Extinguishing systSprinkles & other fixed Extinguishing syst Portable Extinguishing systPortable Extinguishing syst Fire Detection & Alarm SystemFire Detection & Alarm System Emg’cy stops: Ventilation, Boiler, and Fuel Emg’cy stops: Ventilation, Boiler, and Fuel

SystSyst Fire Closure: Fire dampers, E/R SkylightFire Closure: Fire dampers, E/R Skylight Fireman’s Outfits Fireman’s Outfits

INTERMEDIATE SURVEYINTERMEDIATE SURVEY Refered as: Refered as: Extended annual surveyExtended annual survey Interval: 2.5 yrs after class renewalInterval: 2.5 yrs after class renewal For seagoing ships: on the 2For seagoing ships: on the 2ndnd or 3 or 3rdrd

of annual survey of annual survey Items to inspect:Items to inspect:

– Ballast tankBallast tank– Cargo HoldsCargo Holds– Bow visors, Boe sides, and Stern doorsBow visors, Boe sides, and Stern doors– Elastic mounting of deck housesElastic mounting of deck houses– Machinery and Electrical installationsMachinery and Electrical installations

The survey becomes due 2 1/2 years after The survey becomes due 2 1/2 years after the commencement of the period of class the commencement of the period of class (commissioning resp. Class renewal). The (commissioning resp. Class renewal). The due date is to be calculated from the day at due date is to be calculated from the day at which the current period of class will which the current period of class will complete 2 ½ years of validity. complete 2 ½ years of validity.

The survey may be conducted on the The survey may be conducted on the occasion of the 2nd or 3rd annual class occasion of the 2nd or 3rd annual class survey. Any items to be surveyed in survey. Any items to be surveyed in addition to those required to be surveyed addition to those required to be surveyed during Annual Surveys may be alternatively during Annual Surveys may be alternatively surveyed surveyed during the period between the during the period between the 2nd and 3rd Annual Surveys2nd and 3rd Annual Surveys..

INTERMEDIATE SURVEYINTERMEDIATE SURVEY PERIOD PERIOD

INTERMEDIATE SURVEY INTERMEDIATE SURVEY (BALLAST TANK)(BALLAST TANK)

For 5 to 10 yrs ships: selected tanks For 5 to 10 yrs ships: selected tanks onlyonly

For > 10 yrs ships: all tanks should be For > 10 yrs ships: all tanks should be inspecteinspectedd

Corrosion and/or Protective Coating Corrosion and/or Protective Coating damagesdamages

Thickness measurement if necessaryThickness measurement if necessary For repair of coating and damage: all For repair of coating and damage: all

working procedure must be documentedworking procedure must be documented

INTERMEDIATE SURVEY INTERMEDIATE SURVEY (CARGO HOLDS)(CARGO HOLDS)

Depend on ship’s age ang cargo Depend on ship’s age ang cargo carriedcarried

Selected cargo holds to be closely Selected cargo holds to be closely examinedexamined

Ensure the condition of all important Ensure the condition of all important structural elements structural elements

Test and measurement if necessaryTest and measurement if necessary

INTERMEDIATE SURVEY INTERMEDIATE SURVEY (BOW VISOR, BOW SIDE, & STERN DOORS)(BOW VISOR, BOW SIDE, & STERN DOORS)

Structure to be inspected thouroughly Structure to be inspected thouroughly and to be additionally crack testedand to be additionally crack tested

Crack tests will cover:Crack tests will cover:– Main joining weldsMain joining welds– Center of rotation of the hingesCenter of rotation of the hinges– Locking devices and stoppersLocking devices and stoppers– Repair weldingRepair welding

Test methods: Dye penetrant or Test methods: Dye penetrant or MagnafluxMagnaflux

INTERMEDIATE SURVEY INTERMEDIATE SURVEY (MACHINERY AND ELECTRICAL INSTALL(MACHINERY AND ELECTRICAL INSTALLAATTIOION)N)

MeasurementMeasurement for components as follows: for components as follows: Crank web deflections of M/ECrank web deflections of M/E Crank web deflections of A/E (if relevant)Crank web deflections of A/E (if relevant) Axial thrust bearing clearance of shaft systAxial thrust bearing clearance of shaft syst Axial thrust bearing clearance of main and Axial thrust bearing clearance of main and

aux turbine rotorsaux turbine rotors Insulation resistance of generators and Insulation resistance of generators and

essential electrical motors, incl cabling essential electrical motors, incl cabling and swicthgear and swicthgear

INTERMEDIATE SURVEY INTERMEDIATE SURVEY (MACHINERY AND ELECTRICAL INSTALL(MACHINERY AND ELECTRICAL INSTALLAATTIOION)N)

OperationOperation testtest for components as follows: for components as follows: Emg’cy gen-set incl emg’cy switchboardEmg’cy gen-set incl emg’cy switchboard Emg’cy bilge valveEmg’cy bilge valve Bilge, ventilation, and monitoring syst for Bilge, ventilation, and monitoring syst for

the carriage of dangerous goodsthe carriage of dangerous goods Drainage facilities of starting air and Drainage facilities of starting air and

control air receiverscontrol air receivers General operational test of the General operational test of the

machinery, electrical installation, and machinery, electrical installation, and Automation equipmentAutomation equipment

1.C. CLASS RENEWAL SURVEY1.C. CLASS RENEWAL SURVEY

To be carried out at the end of class To be carried out at the end of class period for the ship’s items as follows:period for the ship’s items as follows:– Hull, incl anchoring equipmentHull, incl anchoring equipment– Machinery, incl electrical plantMachinery, incl electrical plant– Any special equipment classedAny special equipment classed

Period: start at 4Period: start at 4thth annual survey, and annual survey, and must be completed not exeed in 15 must be completed not exeed in 15 monthsmonths

May be carried out in several parts May be carried out in several parts Periodical survey and inspections for Periodical survey and inspections for

machinery and propulsion system is machinery and propulsion system is integral part of class renewal surveyintegral part of class renewal survey

Class renewals for hull are in sequence (I, Class renewals for hull are in sequence (I, II, III, etc)II, III, etc)

1.C. CLASS RENEWAL SURVEY (HULL)1.C. CLASS RENEWAL SURVEY (HULL)

CLASS RENEWAL I (< 5 YRS SHIPS):CLASS RENEWAL I (< 5 YRS SHIPS): All spaces and hull structural elements, All spaces and hull structural elements,

particularly those areas exposed to particularly those areas exposed to fatigue and corrosion:fatigue and corrosion:– Cargo holds, Tanks, HatchCargo holds, Tanks, Hatch– Bow visor, side and stern doorsBow visor, side and stern doors– Engine foundation, piping systemsEngine foundation, piping systems

Tanks:Tanks:– Seawater ballast tanks (at discretion)Seawater ballast tanks (at discretion)– F.o, l.o, and feedwater need not to be emptiedF.o, l.o, and feedwater need not to be emptied

Tightness test: subject to Pressure testTightness test: subject to Pressure test– Each compartment of d/b Each compartment of d/b – Bulkhead (attached to ship structure)Bulkhead (attached to ship structure)