Maintenance procedure for steel hatch covers of seagoing

Weight reduction and strengthening of marine hatch covers

Mar 01,2017 Maintenance procedure for steel hatch covers of seagoing#0183;4.5.1.1.Steel hatch cover.For the steel hatch covers,the steel plate price is about 1100 $/ton (Li et al.,2012).Total weight of steel hatch cover is 420.815 t and its material cost is 462,896.5 $ which is accounted for 43% of the total acquisition cost,so the total manufacturing cost of the steel hatch covers is 1,076,503 $.4.5.1.2.Weight reduction and strengthening of marine hatch covers ).For such ships; Steel Hatch Covers can be replaced by composite covers using 2 different approaches based on the designer's aims and the advantages of each approach The Procedure to Dry Dock Ships Dry Docking and The Procedure to Dry Dock Ships Entering Ships into Dry Docks Prior to a vessel entering a dry dock it would be usual practice for the company or the Master of the ship to ensure that the manager of the intended dry dock is furnished with the necessary documentation in order to prepare the dock itself to receive the ship on arrival.

The Procedure to Dry Dock Ships Dry Docking and

The Procedure to Dry Dock Ships Entering Ships into Dry Docks Prior to a vessel entering a dry dock it would be usual practice for the company or the Master of the ship to ensure that the manager of the intended dry dock is furnished with the necessary documentation in order to prepare the dock itself to receive the ship on arrival.Testing of weather tight integrity of mechanical steel Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.Steel hatch covers should be Visually inspected (maintenance/ rules) Tested; Drainage channels Should always be cleaned before hatches are closed,and kept Steel Hatch cover arrangement for general cargo ships The hatch locking pins or preventers of rolling hatch covers should not be removed until a check wire is fast to prevent premature rolling when the tracking is not horizontal.Hatch wheels should be kept greased and free from dirt and the coaming runways and the drainage channels kept clean.

Steel Hatch cover arrangement for general cargo ships

Steel hatch covers,comprising a number of linked steel covers,are now fitted universally.Various designs exist for particular applications,but most offer simple and quick opening and closing,which speed up the cargo handling operation.A MacGregor single-pull weather-deck hatch coverSteamship Mutual - Hatchcovers - Testing for Watertight Also many smaller claims continue to arise from the same cause.Water ingress is often the result of poor maintenance of hatch covers and coamings,or the failure to secure hatchcovers effectively.One of the key areas for loss prevention in the scope of the Club's Condition Surveys is the testing of hatch covers for watertight integrity.Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next

Resolving problems with Hatch cover IACS guideline

To this end a Record of the Maintenance of Hatch Covers should also be provided by the Manufacturer together with the operation and maintenance manual to assist owners to carry out the appropriate maintenance.Hatch cover survey requirement Traditionally,hatch covers and hatch coamings are inspected every year,as prescribed in Article 14 of Purpose and general use of Seagoing bulk carriersthey have hydraulic,single pull or stacking (piggy- back) type steel hatch covers ; these ships usually have four types of ballast tanks sloping topside wing tanks sloping bottom side wing tanks double bottom tanks fore peak and after peak ballast water tank.Previous123456NextA Masters GuideIt is less expensive to keep hatch covers weathertight by regular maintenance and attention to detail,than to pay claims for wet-damaged cargo.It is crucial for safety at sea and protection of the environment to maintain hatch cover weathertightness and strength.This guide concerns steel hatch covers fitted with cleats,compression bars and

No.14 Hatch cover securing and tightness

Hatch cover securing and tightness 1.Application 1.1 The following recommendations apply to steel hatch covers that are fitted to hatch openings on weather decks.1.2 These recommendations,when relevant,also apply to the non-weathertight hatch covers which are accepted on container ships in accordance with the UI LL 64.Maintenance procedure for steel hatch covers of seagoing bulk carrier.Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.The following are guidance notes which apply to most types of hatch covers,and are to be used in conjunction with manufacturer's instruction manuals and any additional information held on board specific to the type of hatch covers fitted.Maintenance procedure for steel hatch covers of seagoing Was this helpful?People also askShould hatch covers be used?Should hatch covers be used?Hatch covers should not be used for any other purpose.During operations,personnel should keep clear of the hatches and the cover stowage positions.The area should be kept clear of all items which might foul the covers or the handling equipment.Special attention should be paid to the trim of the vessel when handling mechanical covers.Steel Hatch cover arrangement for general cargo ships -How Loading and discharging procedures for inland barges - The The construction and design of a purpose built inland barge,in most cases,differs from that of an ocean-going barge.This is due to inland barges being built to sail in benign or sheltered waters whereas seagoing barges are designed and strengthened to withstand the stresses associated with sea conditions and heavy weather.

Loading and discharging procedures for inland barges - The

The construction and design of a purpose built inland barge,in most cases,differs from that of an ocean-going barge.This is due to inland barges being built to sail in benign or sheltered waters whereas seagoing barges are designed and strengthened to withstand the stresses associated with sea conditions and heavy weather.Introduction of Hatch Cover Inspection and Hatch covers looks like simple big heavy steel plates/pieces placed on cargo hold. However,they are relatively large hatch covers and maintenance .Learning objectives and outcomes Introduction to the rules connected to hatch covers and their maintenance procedures Inexperenced Newbies READ THIS WARNING [Archive Jul 01,2020 Maintenance procedure for steel hatch covers of seagoing#0183;* Fiberglass boats are glass on the outside but most have significant amounts of wood on the inside in the form of roofs,decks,framing,transom reinforcement,hatch covers,etc.This is the Achilles heel of fiberglass houseboats.The rotting of the wood eventually will weaken the boat enough to make it worthless.

Hold preparation checklist -Additional measures for

Maintenance procedure for mechanical steel hatch covers Maintenance procedure for mechanical steel hatch covers; Operation of sea going bulk carriers involved numerous hazards .Careful planning and exercising due caution for all critical shipboard matters are important .This site is a quick reference to international shipping community Hatch covers - MacGregorHatch cover components To obtain the required safety margins and to guarantee a trouble-free operational lifetime,the hatch cover system has to be maintained as instructed,and critical spare part components,such as the hatch cover bearing pads,have to be of original design.When replacing hatch cover components,serious consequences can Hatch cover inspections Marine Surveyor DubaiHatch cover inspections Cargo hatch covers are important for the safety of the vessel,crew and cargo.A number of reported casualties are related to the loss of weather tight integrity due to failure of securing and locking devices.In addition,cargo hatch covers are to protect the stowed cargo in the

Hatch cover control systems - MacGregor

Hatch cover controls for hydraulic systems.Motors .Slow speed hydraulic motors.This type of motor is used for rack-and-pinion type side-rolling hatch covers and for large single panel chain-driven side-rolling hatch covers.The design responds to the challenges of marine environments by having smooth surfaces with no grooves or recesses.Hatch Covers - Function,Inspection,Tests,Precautions RENEWAL OF RUBBER SEAL/WILL KEEP THE HATCH WATER/OIL TIGHT.Worn rubber is usually the result of worn steel to steel contact surfaces or a deformed structure.Rubber renewal alone is futile unless the steel to steel contact surface is repaired.THE HATCH COVER SIDE PLATE WHEN CLOSED SHOULD REST ON THE COAMING TOP.Hatch Cover Maintenance - Class InstrumentationRegular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.But when an unexpected defect is found,there are some basic rules to be observed.If an area of the rubber seal is found to be

Hatch Cover Maintenance - Class Instrumentation

Regular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.But when an unexpected defect is found,there are some basic rules to be observed.If an area of the rubber seal is found to beHATCH COVER MAINTENANCE - BritanniaDec 01,2013 Maintenance procedure for steel hatch covers of seagoing#0183;rubber still in use.Standard adjustment of the hatch cleats is to tighten the nut hand tight against the steel washer and then to further tighten by 360 degrees.Hauling wires/chains need to be inspected for correct adjustment and tension to avoid uneven seating and hatch cover distortion when closed.General cargo ship mechanically operated hatch coversWhen closed the covers are held on to the seals by a series of peripheral cleats.Rollers are arranged on the sides of the covers to facilitate opening and closing.To open a single pull cover the securing cleats are first freed and each panel is raised off its compression bars by hydraulic jacks.The cover wheels,which are arranged on eccentrics,are rotated through 180 deg and locked into position.

Containership operation Opening closing hatch covers

A responsible member of the ship's staff must check that all hatch securing cleats are released before any protection is removed.Any hatch cover is appropriately secured with all the cleats before containers are loaded on it.All hatchways must be checked before any cover is replaced to ensure the hatch trackway is free from lashing equipment.Cargo holds and hatch cover strength requirement for a Cargo holds and hatch cover strength requirement for a seagoing bulk carrier The most common are steel hatch covers,which may be of folding,sliding or rolling types,fitted with securing devices to make them weathertight . Maintenance procedure for mechanical steel hatch covers Steel hatch cover maintaining watertightness A Masters Guide to Hatch Cover Maintenance - ATMS Marinethem in the same way as you would hatch covers.Maintenance of Hatch Cleats.Cleats and wedges hold the hatch in position with adequate gasket compression.(Cleats are fitted.with a rubber washer or grommet to aid compression).Compression of the washer determines.tension in the cleat.

A MASTERS GUIDE TO HATCH COVER MAINTENANCE

CONTENTS Voorwoord / Introduction 3 Hatch Covers and their Function 4 Basic Advice 5 Common False Beliefs about Hatch Covers 8 Leakage Problems 11 Leak Detection Tests 15 Monitoring and Inspection 17 Maintenance and Repair 20 Heavy Weather Precautions 25 Safety when Working with Hatch Covers 27 Appendix 1 28 Procedures to Open and Close Hatch Covers29 CFR Maintenance procedure for steel hatch covers of seagoing#167; 1918.43 - Handling hatch beams and covers.CFR Under no circumstances shall hatch covers or pontoons be stacked higher than the hatch coaming or bulwark on the working side of the hatch.(2) On seagoing vessels,hatch boards or similar covers removed from the hatch beams in a section of partially opened hatch during cargo handling,cleaning or other operations shall not be stowed on the 12345NextA Masters GuideIt is less expensive to keep hatch covers weathertight by regular maintenance and attention to detail,than to pay claims for wet-damaged cargo.It is crucial for safety at sea and protection of the environment to maintain hatch cover weathertightness and strength.This guide concerns steel hatch covers fitted with cleats,compression bars and

results for this questionWhat is cargo hold and hatch cover?What is cargo hold and hatch cover?Cargo holds and hatch cover strength requirement for a seagoing bulk carrier To carry the maximum amount of cargo,bulk carriers are designed with a high block coefficient (Cb),ie their hulls are given a full form.Cargo holds have large unobstructed hatches to facilitate the process of cargo loading and discharging.Cargo holds and hatch cover strength requirement for a results for this questionWhat is a steel hatch cover arrangement?What is a steel hatch cover arrangement?Steel Hatch cover arrangement for general cargo ships -How to make them watertight ? Hatch covers are used to close off the hatch opening and make it watertight.Wooden hatch covers,consisting of beams and boards over the opening and covered with tarpaulins,were once used but are no longer fitted.Steel Hatch cover arrangement for general cargo ships -How results for this questionWhat is a hatch cover inspection?What is a hatch cover inspection?Regular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.Hatch Cover Maintenance - Class Instrumentation

results for this questionFeedbackMaintenance procedure for steel hatch covers of seagoing

Maintenance procedure for steel hatch covers of seagoing bulk carrier.Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.The following are guidance notes which apply to most types of hatch covers,and are to be used in conjunction with manufacturer's instruction manuals and

Weight reduction and strengthening of marine hatch covers

Mar 01,2017 Maintenance procedure for steel hatch covers of seagoing#0183;4.5.1.1.Steel hatch cover.For the steel hatch covers,the steel plate price is about 1100 $/ton (Li et al.,2012).Total weight of steel hatch cover is 420.815 t and its material cost is 462,896.5 $ which is accounted for 43% of the total acquisition cost,so the total manufacturing cost of the steel hatch covers is 1,076,503 $.4.5.1.2.Weight reduction and strengthening of marine hatch covers ).For such ships; Steel Hatch Covers can be replaced by composite covers using 2 different approaches based on the designer's aims and the advantages of each approach The Procedure to Dry Dock Ships Dry Docking and The Procedure to Dry Dock Ships Entering Ships into Dry Docks Prior to a vessel entering a dry dock it would be usual practice for the company or the Master of the ship to ensure that the manager of the intended dry dock is furnished with the necessary documentation in order to prepare the dock itself to receive the ship on arrival.

The Procedure to Dry Dock Ships Dry Docking and

The Procedure to Dry Dock Ships Entering Ships into Dry Docks Prior to a vessel entering a dry dock it would be usual practice for the company or the Master of the ship to ensure that the manager of the intended dry dock is furnished with the necessary documentation in order to prepare the dock itself to receive the ship on arrival.Testing of weather tight integrity of mechanical steel Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.Steel hatch covers should be Visually inspected (maintenance/ rules) Tested; Drainage channels Should always be cleaned before hatches are closed,and kept Steel Hatch cover arrangement for general cargo ships The hatch locking pins or preventers of rolling hatch covers should not be removed until a check wire is fast to prevent premature rolling when the tracking is not horizontal.Hatch wheels should be kept greased and free from dirt and the coaming runways and the drainage channels kept clean.

Steel Hatch cover arrangement for general cargo ships

Steel hatch covers,comprising a number of linked steel covers,are now fitted universally.Various designs exist for particular applications,but most offer simple and quick opening and closing,which speed up the cargo handling operation.A MacGregor single-pull weather-deck hatch coverSteamship Mutual - Hatchcovers - Testing for Watertight Also many smaller claims continue to arise from the same cause.Water ingress is often the result of poor maintenance of hatch covers and coamings,or the failure to secure hatchcovers effectively.One of the key areas for loss prevention in the scope of the Club's Condition Surveys is the testing of hatch covers for watertight integrity.Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next

Resolving problems with Hatch cover IACS guideline

To this end a Record of the Maintenance of Hatch Covers should also be provided by the Manufacturer together with the operation and maintenance manual to assist owners to carry out the appropriate maintenance.Hatch cover survey requirement Traditionally,hatch covers and hatch coamings are inspected every year,as prescribed in Article 14 of Purpose and general use of Seagoing bulk carriersthey have hydraulic,single pull or stacking (piggy- back) type steel hatch covers ; these ships usually have four types of ballast tanks sloping topside wing tanks sloping bottom side wing tanks double bottom tanks fore peak and after peak ballast water tank.Previous123456NextA Masters GuideIt is less expensive to keep hatch covers weathertight by regular maintenance and attention to detail,than to pay claims for wet-damaged cargo.It is crucial for safety at sea and protection of the environment to maintain hatch cover weathertightness and strength.This guide concerns steel hatch covers fitted with cleats,compression bars and

No.14 Hatch cover securing and tightness

Hatch cover securing and tightness 1.Application 1.1 The following recommendations apply to steel hatch covers that are fitted to hatch openings on weather decks.1.2 These recommendations,when relevant,also apply to the non-weathertight hatch covers which are accepted on container ships in accordance with the UI LL 64.Maintenance procedure for steel hatch covers of seagoing bulk carrier.Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.The following are guidance notes which apply to most types of hatch covers,and are to be used in conjunction with manufacturer's instruction manuals and any additional information held on board specific to the type of hatch covers fitted.Maintenance procedure for steel hatch covers of seagoing Was this helpful?People also askShould hatch covers be used?Should hatch covers be used?Hatch covers should not be used for any other purpose.During operations,personnel should keep clear of the hatches and the cover stowage positions.The area should be kept clear of all items which might foul the covers or the handling equipment.Special attention should be paid to the trim of the vessel when handling mechanical covers.Steel Hatch cover arrangement for general cargo ships -How Loading and discharging procedures for inland barges - The The construction and design of a purpose built inland barge,in most cases,differs from that of an ocean-going barge.This is due to inland barges being built to sail in benign or sheltered waters whereas seagoing barges are designed and strengthened to withstand the stresses associated with sea conditions and heavy weather.

Loading and discharging procedures for inland barges - The

The construction and design of a purpose built inland barge,in most cases,differs from that of an ocean-going barge.This is due to inland barges being built to sail in benign or sheltered waters whereas seagoing barges are designed and strengthened to withstand the stresses associated with sea conditions and heavy weather.Introduction of Hatch Cover Inspection and Hatch covers looks like simple big heavy steel plates/pieces placed on cargo hold. However,they are relatively large hatch covers and maintenance .Learning objectives and outcomes Introduction to the rules connected to hatch covers and their maintenance procedures Inexperenced Newbies READ THIS WARNING [Archive Jul 01,2020 Maintenance procedure for steel hatch covers of seagoing#0183;* Fiberglass boats are glass on the outside but most have significant amounts of wood on the inside in the form of roofs,decks,framing,transom reinforcement,hatch covers,etc.This is the Achilles heel of fiberglass houseboats.The rotting of the wood eventually will weaken the boat enough to make it worthless.

Hold preparation checklist -Additional measures for

Maintenance procedure for mechanical steel hatch covers Maintenance procedure for mechanical steel hatch covers; Operation of sea going bulk carriers involved numerous hazards .Careful planning and exercising due caution for all critical shipboard matters are important .This site is a quick reference to international shipping community Hatch covers - MacGregorHatch cover components To obtain the required safety margins and to guarantee a trouble-free operational lifetime,the hatch cover system has to be maintained as instructed,and critical spare part components,such as the hatch cover bearing pads,have to be of original design.When replacing hatch cover components,serious consequences can Hatch cover inspections Marine Surveyor DubaiHatch cover inspections Cargo hatch covers are important for the safety of the vessel,crew and cargo.A number of reported casualties are related to the loss of weather tight integrity due to failure of securing and locking devices.In addition,cargo hatch covers are to protect the stowed cargo in the

Hatch cover control systems - MacGregor

Hatch cover controls for hydraulic systems.Motors .Slow speed hydraulic motors.This type of motor is used for rack-and-pinion type side-rolling hatch covers and for large single panel chain-driven side-rolling hatch covers.The design responds to the challenges of marine environments by having smooth surfaces with no grooves or recesses.Hatch Covers - Function,Inspection,Tests,Precautions RENEWAL OF RUBBER SEAL/WILL KEEP THE HATCH WATER/OIL TIGHT.Worn rubber is usually the result of worn steel to steel contact surfaces or a deformed structure.Rubber renewal alone is futile unless the steel to steel contact surface is repaired.THE HATCH COVER SIDE PLATE WHEN CLOSED SHOULD REST ON THE COAMING TOP.Hatch Cover Maintenance - Class InstrumentationRegular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.But when an unexpected defect is found,there are some basic rules to be observed.If an area of the rubber seal is found to be

Hatch Cover Maintenance - Class Instrumentation

Regular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.But when an unexpected defect is found,there are some basic rules to be observed.If an area of the rubber seal is found to beHATCH COVER MAINTENANCE - BritanniaDec 01,2013 Maintenance procedure for steel hatch covers of seagoing#0183;rubber still in use.Standard adjustment of the hatch cleats is to tighten the nut hand tight against the steel washer and then to further tighten by 360 degrees.Hauling wires/chains need to be inspected for correct adjustment and tension to avoid uneven seating and hatch cover distortion when closed.General cargo ship mechanically operated hatch coversWhen closed the covers are held on to the seals by a series of peripheral cleats.Rollers are arranged on the sides of the covers to facilitate opening and closing.To open a single pull cover the securing cleats are first freed and each panel is raised off its compression bars by hydraulic jacks.The cover wheels,which are arranged on eccentrics,are rotated through 180 deg and locked into position.

Containership operation Opening closing hatch covers

A responsible member of the ship's staff must check that all hatch securing cleats are released before any protection is removed.Any hatch cover is appropriately secured with all the cleats before containers are loaded on it.All hatchways must be checked before any cover is replaced to ensure the hatch trackway is free from lashing equipment.Cargo holds and hatch cover strength requirement for a Cargo holds and hatch cover strength requirement for a seagoing bulk carrier The most common are steel hatch covers,which may be of folding,sliding or rolling types,fitted with securing devices to make them weathertight . Maintenance procedure for mechanical steel hatch covers Steel hatch cover maintaining watertightness A Masters Guide to Hatch Cover Maintenance - ATMS Marinethem in the same way as you would hatch covers.Maintenance of Hatch Cleats.Cleats and wedges hold the hatch in position with adequate gasket compression.(Cleats are fitted.with a rubber washer or grommet to aid compression).Compression of the washer determines.tension in the cleat.

A MASTERS GUIDE TO HATCH COVER MAINTENANCE

CONTENTS Voorwoord / Introduction 3 Hatch Covers and their Function 4 Basic Advice 5 Common False Beliefs about Hatch Covers 8 Leakage Problems 11 Leak Detection Tests 15 Monitoring and Inspection 17 Maintenance and Repair 20 Heavy Weather Precautions 25 Safety when Working with Hatch Covers 27 Appendix 1 28 Procedures to Open and Close Hatch Covers29 CFR Maintenance procedure for steel hatch covers of seagoing#167; 1918.43 - Handling hatch beams and covers.CFR Under no circumstances shall hatch covers or pontoons be stacked higher than the hatch coaming or bulwark on the working side of the hatch.(2) On seagoing vessels,hatch boards or similar covers removed from the hatch beams in a section of partially opened hatch during cargo handling,cleaning or other operations shall not be stowed on the 12345NextA Masters GuideIt is less expensive to keep hatch covers weathertight by regular maintenance and attention to detail,than to pay claims for wet-damaged cargo.It is crucial for safety at sea and protection of the environment to maintain hatch cover weathertightness and strength.This guide concerns steel hatch covers fitted with cleats,compression bars and

results for this questionWhat is cargo hold and hatch cover?What is cargo hold and hatch cover?Cargo holds and hatch cover strength requirement for a seagoing bulk carrier To carry the maximum amount of cargo,bulk carriers are designed with a high block coefficient (Cb),ie their hulls are given a full form.Cargo holds have large unobstructed hatches to facilitate the process of cargo loading and discharging.Cargo holds and hatch cover strength requirement for a results for this questionWhat is a steel hatch cover arrangement?What is a steel hatch cover arrangement?Steel Hatch cover arrangement for general cargo ships -How to make them watertight ? Hatch covers are used to close off the hatch opening and make it watertight.Wooden hatch covers,consisting of beams and boards over the opening and covered with tarpaulins,were once used but are no longer fitted.Steel Hatch cover arrangement for general cargo ships -How results for this questionWhat is a hatch cover inspection?What is a hatch cover inspection?Regular inspections of the hatch covers and regular maintenance according to the hatch cover suppliers operating and maintenance manual should help to avoid surprises and the need for emergency temporary repairs.Hatch Cover Maintenance - Class Instrumentation

results for this questionFeedbackMaintenance procedure for steel hatch covers of seagoing

Maintenance procedure for steel hatch covers of seagoing bulk carrier.Types of hatch covers will vary depending upon the construction of the vessels,and they form a major part of the vessel's watertight integrity and therefore,require a lot of attention.The following are guidance notes which apply to most types of hatch covers,and are to be used in conjunction with manufacturer's instruction manuals and

Get In Touch

We receive enquiries in English, Español (Spanish). Our professional team will reply to you within one business day. Please feel FREE to contact us!

Top