chapter 10

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The Engineer Officer

November 2007 Edition

CHAPTER 10

THE ENGINEER OFFICER

(MOD Sponsor: CINCFLEET)

CONTENTS

SECTION I - THE STAFF ENGINEER OFFICER

Para1001. Assistant Chief of Staff (Engineering) & Chief Staff Officer (Engineering)1002. Assistant Chief of Staff (Engineering) on the Staff of Commander-in-Chief,

Fleet (ACOS(E))1003. Superintendents Fleet Maintenance1004. Fleet Waterfront Engineer Officers and Engineer Officers on the Staff of Flag

Officer Sea Training1005. General Responsibilities of Staff Engineer Officers1006. Absence of an Engineer Officer on the Staff1007. Staff Engineer Officers to Seek Professional Advice

SECTION II - HEADS OF ENGINEERING DEPARTMENTS

1016. Head of an Engineering Department1017. Supplementary Instructions1018. Organization of Department1019. Training1020. Maintenance and Repair1021. Requirements of Other Departments1022. Standards1023. Explosives and Armament Stores1024. Records and Reports1025. Responsibilities for Work Done by WSA Fleet Maintenance Staff, Dockyard

Companies and Other Repair Authorities1026. Relief of the Head of an Engineering Department1027. Engineering Work of Warfare Branch Ratings1028. Dismantling of Equipment1029. Stores Accounting1030. Professional Advice in Mechanical and Electrical Engineering1031. Pollution1032. Fleet Establishments

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SECTION III - THE MARINE ENGINEER OFFICER (SURFACE SHIPS)

1041. General Duties1042. Specific Duties1043. Station of the Marine Engineer Officer1044. Watertight Integrity1045. Propulsion Controls, Steering Gear, Engine Order Telegraphs and Sirens1046. Danger of Damage or Waste1047. Machinery Trials1048. Marine Engineer Officer of the Watch1049. Charge in a Separate Compartment1050. Requisitioned or Hired Merchant Ships1051. Marine Engineering Complements1052. Marine Engineering Ratings’ Watches1053. Classification of Power and Speed1054. Fuelling

SECTION IV - THE MARINE ENGINEER OFFICER (SUBMARINES)

1061. General Duties1062. Watertight Integrity1063. Before Getting Under Way and Manoeuvring1064. Fuelling1065. Danger of Damage or Waste1066. Machinery Trials1067. Training1068. Nuclear Propulsion Safety1069. Responsibility for Systems and Equipments1070. Operational Requirements

SECTION V - THE WEAPON ENGINEER OFFICER (SURFACE SHIPS)

1081. General Duties1082. Specific Duties1083. Spare1084. Station of Weapon Engineer Officer

SECTION VI - THE WEAPON ENGINEER OFFICER (SUBMARINES)

1091. General Duties1092. Explosives and Safety1093. Watertight Integrity1094. Training1095. Administration1096. Weapon Practice

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CHAPTER 10

THE ENGINEER OFFICER

SECTION I - THE STAFF ENGINEER OFFICER

1001. Assistant Chief of Staff (Engineering) & Chief Staff Officer (Engineering)

1. The Engineer Officer appointed as Assistant Chief of Staff (Engineering) or Chief StaffOfficer (Engineering) on the staff of a Commander-in-Chief or Officer of Flag Rank is toperform such duties in connection with the ships, submarines, aircraft and establishmentswithin or attached to the command as may be ordered by the Commander-in-Chief orOfficer of Flag Rank.

2. He is to co-ordinate the work of the Staff Engineer Officers responsible for particularfunctions.

3. He is to seek the professional advice of the senior staff officers of the engineeringprofessional specializations other than his own as necessary on matters of standards andpractices.

1002. Assistant Chief of Staff (Engineering) on the Staff of Commander-in-Chief, Fleet (ACOS(E))

1. In addition to his responsibilities for the administration of engineering within ships,submarines, aircraft and establishments under the full command of the Commander-in-Chief Fleet, ACOS(E), in conjunction with the Defence Logistics Organisation, will beresponsible for managing the availability of Fleet units in accordance with appropriateapproved Customer Supplier Agreements.

2. ACOS(E) will also ensure that established standards and practices in engineering andsupport matters are maintained throughout the Fleet.

3. Chief Staff Officers (Engineering), specialising in ships, submarines, RFAs and aircraftrespectively will be appointed to ACOS(E)’s staff to assist in executing these duties.

1003. Superintendents Fleet Maintenance

1. Superintendents Fleet Maintenance on the staffs of Naval Base Commanders atPortsmouth, Devonport and Faslane deliver maintenance and repair support to the Fleeton behalf of DGLog Fleet and DGNuc. They will also provide engineering advice andguidance to Fleet units as required.

1004. Fleet Waterfront Engineer Officers and Engineer Officers on the Staff of Flag Officer Sea Training

1. Engineer Officers on the staffs of COMPORTFLOT, COMDEVFLOT andCAPFASFLOT are to perform such duties in connection with ships and submarines in theirbase ports as may be ordered by their waterfront commander, having due regard to theinstructions issued by the Commander-in Chief Fleet and ACOS(E). Their duties willprimarily be to have oversight of engineering standards and safety, seek appropriatedelivery of the Naval Base services to Fleet units and to provide guidance and advice toEngineer Officers in sea-going appointments.

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2. Engineer Officers on the Staff of Flag Officer Sea Training will oversee the delivery ofOperational Sea Training and appropriate continuation training to engineeringdepartments at sea. They will also assist heads of engineering departments in ships andsubmarines with essential safety and administrative checks and inspections prior to thevessel proceeding to sea following Upkeep.

1005. General Responsibilities of Staff Engineer Officers

1. The responsibilities of each Staff Engineer Officer under the direction of his Flag orsenior officer are as follows:

a. To advise generally on all matters which are the responsibility of the EngineerOfficers of the appropriate profession or sub-specialization within or attachedto the command.

b. To ensure that the operation and upkeep of machinery and equipment whichare his material concern are being carried out in accordance with theappropriate instructions and accepted professional standards.

c. To carry out such inspections and audits as are called for in the appropriatemanuals and instructions.

d. To propose to the Flag or senior officer any measure which in his opinion willeffect improvement in any matter which is his concern.

e. To bring immediately to the notice of the Flag or senior officer any importantdefects or reduction in the efficiency of machinery or equipment which are hisconcern, and to ensure that timely action is taken to remedy these, havingregard to all the resources available.

f. To ensure that proposals for dockyard work, such as defect lists and proposedalterations and additions, are correctly prepared and are adequatelysupported by factual information.

g. To advise on the professional conduct and ability of the Engineer Officers ofthe appropriate profession or sub-specialization within or attached to thecommand.

h. To ensure that the requirements for training and advancement of junior officersand ratings of the appropriate sub-specializations and branches are beingmet.

i. To maintain such records and to carry out such personal visits as will enablehim to discharge his responsibilities in a timely and efficient manner.

j. To ensure the appropriate CSO(E) is appraised on any concerns, issues andrisks identified and to ensure that timely action is taken to mitigate these,having regard to all the resources available.

1006. Absence of an Engineer Officer on the Staff

1. In the absence of an Engineer Officer on the staff, the Flag or senior officer is tonominate an Engineer Officer of the appropriate sub-specialization in his command toperform the duties of the vacant post.

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1007. Staff Engineer Officers to Seek Professional Advice

1. A Staff Engineer Officer is to seek, as necessary for the performance of his duties, theprofessional advice of the senior Staff Engineer Officer of the profession complementaryto his own.

2. Sub-Specialist Responsibilities of Staff Engineer Officers. A Staff EngineerOfficer who, by appointment or by direction in the temporary absence of another staffofficer, is responsible for matters concerning sub-specializations other than his own, maybe authorized by his Flag or senior officer to obtain such professional advice or assistancefrom within the command as may be deemed necessary to enable him to discharge theseresponsibilities in a timely and efficient manner.

1008 - 1015. Unallocated

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SECTION II - HEADS OF ENGINEERING DEPARTMENTS

1016. Head of an Engineering Department

1. The Marine Engineer Officer and the Weapon Engineer Officer are the heads of theirrespective engineering departments of a ship, establishment or unit, with directresponsibility to the Commanding Officer for the efficient functioning of their departments;a single Engineer Officer may be the head of a combination of two or more engineeringdepartments.

2. The head of an engineering department must hold a Charge Qualification (for MarineEngineer Officers this is to be equivalent to the appropriate IMO STCW Certificate ofCompetency).

3. An Engineering Department without an Engineer Officer. The CommandingOfficer is:

a. To detail the senior rating of any engineering department in which an EngineerOfficer is not borne to assume the duties of head of that department.

b. To ensure that all relevant Defence Instructions and Notices, correspondenceand hand-books are available to such senior ratings and that the work ofpreparing reports and returns is properly supervised.

c. To appoint an officer to look after the welfare of the ratings of the engineeringdepartment. He is to be assisted by the senior rating of the department.

4. Absence of the Marine Engineer Officer. The absence of the Marine EngineerOfficer is detailed in BR 3000, para 0103.

1017. Supplementary Instructions

1. In the performance of their duties, heads of engineering departments are to complywith the instructions in appropriate manuals, which are to be considered as supplementaryto the instructions in this chapter. Their attention is particularly directed to BR 3000 MarineEngineering Manual or BR 300 Naval Weapon Engineering Manual as appropriate, and toFleet Engineering Orders (Surface Ships) and SMP 23.

1018. Organization of Department

1. The head of an engineering department is responsible to the Commanding Officer forthe organization and good order of his department, including the production andimplementation of the departmental watch bill, operating procedures and instructions.

1019. Training

1. The head of an engineering department is responsible for training of the officers andratings, of his department.

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1020. Maintenance and Repair

1. The head of an engineering department is to take every opportunity, both at sea andin harbour, to make progress with the maintenance of the machinery and equipment forwhich he is responsible. Whenever possible, he is to make good defects as soon as theyare discovered.

2. He is to represent to the Commanding Officer details of any important repair to,maintenance or preservation of, machinery or equipment which the exigencies of theService do not permit to be carried out either immediately or at an early date.

3. Prior to each occasion of arrival in harbour, the head of an engineering department isto ascertain from the Commanding Officer, who will have been informed by theCommander-in-Chief or senior officer, what time is available for maintenance. The head ofeach engineering department is then to arrange his work accordingly, taking care that theship will be ready for service within the given notice for sea.

4. Should a defect develop which in the opinion of the head of an engineeringdepartment makes it absolutely necessary that the ship should put into port, he is to informthe Commanding Officer immediately. If necessary, he is also to submit a written report tothe Commanding Officer as soon as possible thereafter.

1021. Requirements of Other Departments

1. The head of an engineering department is responsible for meeting the requirementsof other departments for the maintenance of equipment in their charge or use, in so far asit is the material concern of his department. Such other departments are equallyresponsible for providing the opportunity for the work to be done.

1022. Standards

1. The head of an engineering department is to ensure that proper professionalstandards and practices are adhered to in the upkeep and maintenance of the machineryand equipment which are his material concern.

1023. Explosives and Armament Stores

1. Heads of engineering departments have responsibilities for certain fittings, wiring,lighting and appliances associated with the ship’s armament, the appropriate regulationsfor which are contained in JSP 862, MoD Maritime Explosives Regulations.

2. They may have responsibilities also for associated stores, the appropriate accountingregulations for which are contained in JSP 886, Defence Logistics Support Chain Manual.

3. For responsibilities of Weapon and Air Engineer Officers relating to safety ofexplosives, (see also Para 1082, Para 1091, Para 1092 and Para 1101).

1024. Records and Reports

1. The head of an engineering department is to keep such technical records as arerequired and to prepare such reports or material as may be ordered. In particular he isresponsible to the Commanding Officer for:

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a. Records, reports, returns and other forms associated with the installation,operation, performance, and upkeep of systems and equipment in his charge.

b. The maintenance of records of approved alterations and additions and thecoordination of proposals for new alterations and additions.

1025. Responsibilities for Work Done by WSA Fleet Maintenance Staff, Dockyard Companies and Other Repair Authorities

1. The principle to be followed is that the repair authority undertaking the work isresponsible for the satisfactory completion of that work. This applies to WSA fleetmaintenance staff, dockyard companies or other contractors.

2. The responsibilities for trials and acceptance of work undertaken by contractors willbe specified in the relevant contracts.

3. Where a dockside test organization is in being, its approved procedures are to befollowed.

4. Ship’s staff are to take every opportunity of witnessing the maintenance and repair oftheir equipment whilst in the hands of the repair authority as well as shop trials/inspectionswhenever possible.

1026. Relief of the Head of an Engineering Department

1. When the head of an engineering department is relieved, the transfer of stores, fittingsand fixtures, spare gear, drawings and books is to be carried out in accordance withinstructions in relevant orders and publications.

2. The incoming officer is to carry out an inspection, in the presence of the officer beingrelieved, of a selection of major items of equipment in the charge of the department. AnEngineer Officer of the appropriate sub-specialization from another ship or establishmentmay be required to attend this inspection should the Commanding Officer consider itdesirable in view of any special circumstances prevailing at the time.

3. The MEO’s and WEO’s Supersession Certificates are to be forwarded in accordancewith BR 3000, Marine Engineering Manual, Article 0104 and BR 300, Naval WeaponEngineering Manual, Article 0247 or BR 300(SM) Submarine Weapons EngineeringManual, Article 0209 as appropriate.

4. If, on the next major examination of a piece of equipment, serious defects are revealedwhich were not reported to the incoming head of department by the officer whom herelieved, the Commanding Officer should obtain through his administrative authority theservices of an Engineer Officer of the appropriate sub-specialization as surveying officer.The latter, in conjunction with the head of the department concerned, should report to theCommanding Officer on the condition of any defective part. The report is to be submittedto the administrative authority.

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1027. Engineering Work of Warfare Branch Ratings

1. The head of an engineering department is to direct such work in his department as isdone by warfare branch ratings. Where no Engineer Officer is borne in minor war vessels,their engineering work is to be supervised by the warfare officer responsible for theequipment’s use, with technical assistance, as necessary, of the senior engineering ratingon board.

1028. Dismantling of Equipment

1. Mechanical and electrical equipment is to be dismantled only by, or under thesupervision of, engineering personnel in accordance with approved documentation.

1029. Stores Accounting

1. The head of an engineering department is to ensure that the equipment, stores andspare gear for which he or members of his department are responsible are properlyaccounted for and mustered.

1030. Professional Advice in Mechanical and Electrical Engineering

1. Whatever functional appointments they may hold, the senior Marine Engineer Officerand the senior Weapon Engineer Officer are to be regarded as the professional experts intheir own engineering fields, and their professional advice in this capacity should be soughtas necessary on matters concerning standards and practices. Nevertheless, finalresponsibility remains with the head of the department concerned.

1031. Pollution

1. Heads of engineering departments are to take particular care to avoid the pollution ofthe environment through the emission of dark smoke or through any discharge or spillagein contravention of MARPOL regulations. Any such contravention is to be reported to theadministrative authority in accordance with current orders.

1032. Fleet Establishments

1. The responsibilities in these instructions and Sections III and V are, wherevercircumstances are comparable, to be applied in fleet establishments and in maintenanceand repair bases.

2. The officer, whether naval or civilian, borne for establishment engineering or barrackmaster duties is responsible for:

a. Requisitioning the appropriate authority for repair, maintenance andpreservation of:

(1) Buildings, attached properties, roads, fences, jetties, slipways, mastsand trees;

(2) Functional machinery and equipment when outside the capacity ofestablishment staff;

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(3) Domestic, electrical and mechanical installations and utilities, includingthe installation of fixed or portable equipments, etc.;

(4) Fire-fighting appliances.

b. Co-ordination of major and minor works proposals, functional machineryproposals and block grant items.

c. Co-ordination of the operation and maintenance of functional machinery andequipment, operation and day-to-day servicing of domestic installations andutility services within the establishment, and accounting for supplies of fueland stores associated with those tasks.

d. Keeping records as required by the Ministry of Defence or statutoryregulations and for ensuring that the necessary testing of all lifting appliancesis carried out by dockyard or Department of the Environment as appropriate.

BR 8581, Management Regulations for HM Naval Bases and other MOD (Navy)Establishments, should be consulted regarding those regulations common to HM navalbases and Ministry of Defence (Navy) establishments.


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SECTION III - THE MARINE ENGINEER OFFICER (SURFACE SHIPS)

1041. General Duties

1. The Marine Engineer Officer is the head of the marine engineering department and isaccountable to the Commanding Officer for:

a. The organization, administration, training and good order of his department,including the welfare of personnel, but taking account of the ExecutiveOfficer’s responsibility for the general organization of the ship, the disciplineand welfare of the whole ship’s company and co-ordination of training. (SeePara 0901.)

b. The operation, maintenance, performance, availability, security, custody andsafety of all systems and equipment in his charge as defined in BR 3000,Marine Engineering Manual.

c. Carrying out his responsibilities as the head of an engineering department asdefined in Chapter 10, Section II.

d. Reduction of acoustic and infra-red signature in accordance with BRD 9348.

2. In ships in which no marine engineering sub-specialist officer is borne, the officer andrating detailed in accordance with Para 1016 are to assume respectively theresponsibilities and carry out the duties of Divisional Officer of all marine engineeringpersonnel and Marine Engineer Officer.

3. The responsibilities of the Marine Engineer Officer are detailed in BR 3000, MarineEngineering Manual, Chapter 1, Part 1, with the boundaries of responsibility between theweapon and marine engineering departments for equipments defined in BR 300 andBR 3000.

4. To ensure that a high standard of efficiency is maintained within his department, theMarine Engineer Officer is to work closely with the other heads of departments (see alsoPara 1021). In particular he is to:

a. Ensure all appropriate officers are aware of the operational requirements andperformance capabilities and limitations of the systems and equipment in hischarge.

b. Inform Commanding Officer and Operations Officer of defects which affectpropulsion and platform system performance.

c. Ensure that the Executive Officer and Operations Officer are kept informed ofthe requirements for system maintenance so that maintenance and repairprogrammes are effectively co-ordinated within the ship’s programme. (See0903. sub para 1 and Para 1020.)

d. Ensure that the Weapon Engineer Officer is kept informed of any degradationin the services supplied to weapon systems, i.e. electrical power supplies,conditioned ventilation, hydraulic power, chilled water and LP and HP airsupplies for which he is responsible.

e. Provide technical advice and assistance to other departments (see alsoPara 1021 and Para 1030).

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1042. Specific Duties

1. In addition to his general duties the Marine Engineer Officer is accountable to theCommanding Officer for the performance of the following duties:

a. Action NBCDO

b. Noise Reduction Officer in accordance with BRD 9348 Art 0404(b)

c. In Ships with High Voltage Power Systems he is to be the AuthorisingEngineer in accordance with BR 2000(52)(1).

1043. Station of the Marine Engineer Officer

1. The station of the Marine Engineer Officer in action and emergency stations is to bethat approved by the Commanding Officer, who is to be guided by the instruction inBR 2170(1), Ship NBCD Manual, Vol 1.

2. When the ship is entering or leaving harbour, and at other times when particular careis necessary in the operation of machinery under his charge, the Marine Engineer Officer’sstation in surface ships is normally to be the Ship Control Centre/Machinery Control Roomor primary control position. He is to arrange for a suitably qualified person (DMEO orMEOOW qualified CPOET(ME) or above) to attend the bridge to monitor bridge machineryconrol and provide advice to the Command/MCR as appropriate. Alternatively, the MarineEngineer Officer may, with the approval of the Commanding Officer, be stationed on thebridge, but in any event should the Marine Engineer Officer consider that his presence isrequired elsewhere, he is to arrange that the Commanding Officer is informed immediatelyof his whereabouts.

1044. Watertight Integrity

1. The Marine Engineer Officer is accountable to the Commanding Officer for themaintenance in efficient working order and readiness for use of the hull and fittings,including the stability, strength, watertightness, gas tightness and preservation of thewhole hull structure of the ship, including all opening and operating mechanisms exceptfor those openings which are the responsibility of the Weapon Engineer Officer.

2. The Marine Engineer Officer is to ensure that the draught of water forward and aft isreported to the Commanding Officer and the Navigating Officer, for entry into the Ship’sLog before sailing and on arrival in harbour.

1045. Propulsion Controls, Steering Gear, Engine Order Telegraphs and Sirens

1. Before getting under way the propulsion controls, steering gear, engine ordertelegraphs and sirens are to be tested by the Marine Engineer Officer, or other officer orresponsible engineering rating nominated by him. The Marine Engineer Officer or hisrepresentative is to satisfy himself, by actually working the steering gear, telegraphs andsirens, that they are free from obstruction and in good working order.

2. The report that the propulsion controls, steering gear, telegraphs and sirens arecorrect is to be made by the Marine Engineer Officer to the Commanding Officer at thesame time as the propulsion machinery is reported ready for sea.

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3. Where two or more marine engineering ratings are allowed by complement for watch-keeping at each propulsion machinery control position the Marine Engineer Officer is toensure that a record is kept of all orders received for starting, stopping and altering therevolutions of the propulsion machinery except when control is from the bridge. In coastalcraft, minesweepers and motor driven craft 150ft long or less, engine telegraph andrevolution orders need not be recorded. (See BR 3000, Marine Engineering Manual,Article 0113.)

4. Emergency Communications. A recognized emergency method of communicationbetween the propulsion machinery control position(s) and the bridge is to be arranged bythe Marine Engineer Officer so that:

a. The Commanding Officer can be informed that an engine or engines have hadto be stopped owing to circumstances beyond control.

b. The Commanding Officer can be asked for permission to stop immediately anengine or engines to prevent serious damage to the machinery.

c. Main engine orders may readily be passed if telegraphs fail; and

d. The Commanding Officer can override the emergency stop in the interests ofship safety.

1046. Danger of Damage or Waste

1. The Marine Engineer Officer is to represent to the Commanding Officer or to theOfficer of the Watch anything which is being done, or which is ordered to be done, tendingin his opinion to injure the machinery or systems, or to cause a waste of fuel. Having madethis representation he is to be guided by the directions contained in BR 3000, MarineEngineering Manual.

1047. Machinery Trials

1. The Marine Engineer Officer is responsible for ensuring that machinery trials arecarried out as laid down in BR 3000, Marine Engineering Manual.

1048. Marine Engineer Officer of the Watch

1. The Marine Engineer Officer of the Watch in the marine engineering department,whether an officer or rating, is responsible during the period of his watch for the efficientmanagement and working of the whole of the machinery and systems in use, and for thegood order of the marine engineering department. Detailed regulations are contained inBR 3000.

2. In special purpose vessels which are approved for Unattended Machinery Spaceoperation in accordance with LR/DNV/MSA Rules, the Duty Engineer Officer, whether anofficer or a rating, is responsible during the period of his duty for the efficient managementand working of all the machinery in use, and for the good order of the marine engineeringdepartment.

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1049. Charge in a Separate Compartment

1. The senior qualified officer or senior qualified rating on watch in any separatecompartment such as an engine room or other machinery space is responsible for theefficient management and working of the whole of the machinery and systems in thatcompartment. Detailed regulations are contained in BR 3000.

1050. Requisitioned or Hired Merchant Ships

1. In requisitioned or hired merchant ships in commission or ordered by the DefenceCouncil to be commissioned to which BR 3000 may be issued for guidance and in whichthe machinery is run by the mercantile crew, the instructions in BR 3000 are to be observedas far as they are applicable to the machinery and boilers fitted in the ship and are notopposed to the regulations and instructions issued to the mercantile crews, or those underwhich crews are serving.

1051. Marine Engineering Complements

1. Marine engineering complements are determined so as to enable vessels to proceedas laid down in Table 10-1 and to allow sufficient ratings to meet other essential serviceswhile under way and to enable the machinery and equipments to be maintained in a stateof maximum efficiency and readiness for action within the usage/upkeep cycle:

Table 10-1. Factors Governing ME Complements

2. Ships smaller than frigates will continue to be complemented in three watches.

1052. Marine Engineering Ratings’ Watches

1. When main engines are in use or at short notice, marine engineering ratings are notto be worked in two watches except in urgent circumstances; when they are necessarilyso employed it is only in emergency that watch and watch may be continued for more than24 hours.

2. Whenever employment in two watches exceeds twelve hours, details of thecircumstances are to be recorded by the Marine Engineer Officer.

3. Ratings who are employed on continuous watch-keeping duties (at sea and inharbour) are normally to be in four watches, and provision for this is made whencomplements are determined.

1053. Classification of Power and Speed

1. The classification in Table 10-2 of the power to be used on various occasions is to beadopted.

Type In peace In wara. Capital Ships Proceed continuously with all

despatch in four watches Proceed continuously at full speed in four watches

b. Destroyers, frigates and minesweepers

Proceed continuously with all convenient despatch in four watches

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Table 10-2. Classification of Power

2. The authorized full power is to be exceeded only in circumstances of emergencyduring war service, due consideration being given to the condition of the machinery andother factors. At other times, full power is to be used only in cases of urgency or as directedin the regulations relating to trials laid down in BR 3000 and should not, except inemergency, be maintained for periods exceeding twelve hours. (See Para 1051.)

3. Commanding Officers may exercise their discretion in interpreting the equivalentpercentage power of any classification given the paragraph 1 above where a smallreduction in power in the prevailing conditions may contribute to longer equipment life.

1054. Fuelling

1. Marine Engineer Officers are to ensure that all fuelling operations are conducted inaccordance with the instructions contained in the relevant section of the followingpublications:

BR 96, Materiel Accounting and Storekeeping ManualBR 875, Regulations for Royal Fleet AuxiliariesBR 1754, Safety Regulations for Storing and Handling Petroleum Oils and

Lubricants, and certain other hazardous stores in HM ShipsBR 3000, Marine Engineering ManualBR 3009, Naval Oils ManualATP 16, Replenishment at SeaJSP 317, Joint Service safety Regulations for the Storage and Handling of Fuels

and Lubricants (POL)


Classification Percentage of full power

Approximate percentage

of full speedRemarks

a. ‘At full speed’ 100 100 Authorized full power as defined in BR 3000

b. ‘With all despatch’ 85 96.5 Maximum continuous sea-going power

c. ‘With despatch’ 60 87

d. ‘With all convenient despatch’ 40 77

e. ‘With moderate despatch’ 15 62.5 Unless below economical speed, in which case as f

f. ‘At economical speed’ As determined by trial for fuel economy and for optimum equipment life

See Para 0732 and Para 0808

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SECTION IV - THE MARINE ENGINEER OFFICER (SUBMARINES)


1. The Marine Engineer Officer should represent to the Commanding Officer or to theOfficer of the Watch anything which is being done, or which is ordered to be done, tendingin his opinion to injure the machinery in his charge. Having made this representation he isto be guided by BR 3000, Marine Engineering Manual.

2. He is the head of the marine engineering department and as such is responsible to theCommanding Officer for the administration, organization and good order of hisdepartment, but through the Executive Officer for matters involving general organization ofthe submarine, discipline and welfare of personnel and co-ordination of training. He is theprofessional Marine Engineer Officer and is to ensure that proper professional engineeringstandards and practices are adhered to in the upkeep and maintenance of marineengineering systems and equipment in his charge.

3. The boundaries of responsibility between the Weapons and Marine Engineeringdepartment are defined in class standing orders.

4. To ensure that a high standard of efficiency is achieved he is to work closely with theWeapon Engineer Officer and the Executive Officer. In particular he is to:

a. Ensure that all are aware of the operational requirements and performancecapabilities and limitations of the systems and equipment in his charge.

b. Ensure that the Executive Officer is kept informed of the requirements forsystem maintenance so that maintenance and repair programmes areeffectively co-ordinated with operational programmes.

c. Ensure that the Weapon Engineer Officer is kept informed of any degradationin the services supplied to weapon systems, i.e. ventilation, hydraulic power,electrical supplies, chilled water and LP and HP air supplies for which he isresponsible.

5. He is responsible to the Commanding Officer for:

a. The production and implementation of the propulsion plant watchbill,operating procedures and instructions.

b. The custody of drawings and publications associated with the equipment andsystems in his charge.

c. The maintenance of records of approved alterations and additions and classmodifications and co-ordination of proposals for new alterations and additionsfor the whole submarine.

d. The records, reports, returns and other forms associated with a, b, and cabove and with the installation, operation, performance and upkeep ofmachinery in his charge.

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1. He is responsible to the Commanding Officer for the maintenance in efficient workingorder and readiness for use of the hull and fittings, including the strength, watertightnessand preservation of the whole hull structure of the submarine including all openings andoperating mechanisms except for those openings which are the responsibility of theWeapon Engineer Officer.

1063. Before Getting Under Way and Manoeuvring

1. Before getting under way, the steering gear and propulsion telegraphs are to be testedby the Marine Engineer Officer, or another officer or responsible engineering ratingnominated by him. The Marine Engineer Officer or his representative is to satisfy himselfby actually working the steering gear and telegraphs that they are free from obstructionand in good working order.

2. A report that the steering gear and telegraph are correct is to be made by the MarineEngineer Officer to the Commanding Officer at the same time as propulsion machinery isreported ready.

3. The Marine Engineer Officer is to ensure that a record is kept of all orders received forstarting, stopping or altering the revolutions of propulsion machinery when entering andleaving harbour and when manoeuvring.

1064. Fuelling

1. The Marine Engineer Officer is to ensure that all fuelling operations are conducted inaccordance with the instructions contained in the relevant section of the followingpublications:

BR 96, Materiel Accounting and Storekeeping ManualDBR 1754, Safety Regulations for Storing and Handling Petroleum Oils and

Lubricants and certain other hazardous stores in HM ShipsBR 3000, Marine Engineering ManualDBR 3009, Naval Oils Manual

1065. Danger of Damage or Waste

1. The Marine Engineer Officer should represent to the Commanding Officer or to theOfficer of the Watch anything which is being done, or which is ordered to be done, tendingin his opinion to injure the machinery in his charge or to cause a waste of fuel. Havingmade this representation he is to be guided by BR 3000, Marine Engineering Manual.

1066. Machinery Trials

1. The Marine Engineering Officer is responsible for ensuring that machinery trials arecarried out as laid down in BR 3000, Marine Engineering Manual.

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1067. Training

1. He is responsible to the Commanding Officer for the state of training of all personnel,including ship system operators and duty officers, operating and maintaining systems andequipment in his charge. In carrying out this responsibility he is to ensure that theExecutive Officer is kept informed of the state of training of operators so that the latter cancarry out his co-ordinating duties for training.

1068. Nuclear Propulsion Safety

1. The Marine Engineer Officer of a submarine is the professional advisor to theCommanding Officer on nuclear propulsion safety matters.

2. He is responsible to the Commanding Officer for the integrity and efficient operationof the propulsion plant containment and the implementation of the appropriate containmentstate.

3. In a submarine in which no Medical Officer is borne, he will assume the duties of theEnvironment Control Officer and Radiation Safety Officer. These duties may be delegatedto an officer qualified in accordance with BR 3018, Nuclear Safety Management of NavalReactor Plant.

4. He is responsible in conjunction with the Executive Officer for training and exercisingthe crew in emergency procedures required to combat all hazards that can arise from thenuclear propulsion plant.

5. He is responsible to the Commanding Officer for the correct implementation of SafetyManagement Arrangements pertaining to naval reactor plant.

1069. Responsibility for Systems and Equipments

1. The systems, equipments, structure and fittings for which the Marine Engineer Officeris responsible are:

a. Main propulsion systems of the submarine.

b. Reactor fluid systems and associated systems.

c. All auxiliary machinery systems in main and auxiliary machinery spaces.

d. All power generation machines and their associated distribution systems.

e. The main battery.

f. All equipment and instrumentation associated with the propulsion plantincluding reactor instrumentation and control.

g. All submarine escape systems, except escape associated sonars andcommunications equipment for which the WEO is responsible.

h. Rudders and hydroplanes and their associated control systems.

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i. All bulk liquid storage tanks with associated pumps and filling and distributionsystems, except those associated exclusively with weapon systems.

j. All salt water, flooding, draining and ballasting systems and their associatedpumps and fittings except those associated exclusively with weapon systems.

k. Hydraulic and pneumatic machinery and systems, capstans and cableholders, winches and associated power packs except those dedicated toweapon systems.

l. All air, oxygen and other gas-compression machinery, storage arrangementsand supply mains except those dedicated to weapon systems.

m. All refrigeration and air-conditioning machinery, unless forming a self-contained part of an equipment for which the Weapon Engineer Officer isresponsible.

n. All ventilation, air treatment and air purification systems and equipmentsunless forming a self-contained part of the weapon system.

o. All workshop machinery in his charge.

p. All domestic machinery, sanitary plant and systems.

q. All portable tools and equipment in his charge.

r. Hull cathodic protection.

s. All fitted locks, keys and tallies, except those for safes, money chests andsecurity cabinets.

t. Maintenance, preparation and test of diving equipment.

u. NBC monitoring equipment.

v. The watertight structure of the submarine, including all openings, and theoperating mechanisms and lifting and securing arrangements of their closureexcept those associated with the weapon system.

w. All internal and external hull structure.

x. Anchors, cables, davits and towing equipment.

y. All lifting gear and steel wire rope where part of, or connected with, anymachinery or equipment in his charge.

z. Hover and compensation systems (SSBNs and Chalfont equippedsubmarines).

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1070. Operational Requirements

1. He is to work closely with the Executive Officer and the Weapon Engineer Officer sothat he is always aware of the operational requirements and performance of theequipments for the material state of which he is responsible. He is to make available foroperational training such of his staff as are employed as operators of equipment, theresponsibility for whose operation and availability lies with officers other than himself. Heis to ensure that his maintenance and repair programme fulfil the requirements of theoperational programme.


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SECTION V - THE WEAPON ENGINEER OFFICER (SURFACE SHIPS)


1. The Weapon Engineer Officer is the head of the weapon engineering department andis accountable to the Commanding Officer for:

a. The organisation, administration, and good order of his department, includingthe welfare of personnel, but taking account of the Executive Officer’sresponsibility for the general organisation of the ship, the discipline andwelfare of the whole ship’s company and coordination of training. (seePara 0901).

b. The material performance, maintenance and repair, availability, security,custody and safety of all weapon systems and equipment in his charge asdefined in BR 300, Fleet Weapon Engineering Manual (Surface Ships).

c. The safety of explosives prior to their transfer to the Specialist User Officer,and the efficiency, maintenance and repair, but not charge of small arms.

d. Carrying out his responsibilities as the head of an engineering department asdefined in Chapter 10, Section II.

2. In ships in which no weapon engineering sub-specialist officer is borne, the officer andrating detailed in accordance with Para 1016 are to assume respectively theresponsibilities and carry out the duties of Divisional Officer of all weapon engineeringpersonnel and Weapon Engineer Officer.

3. The responsibilities of the Weapon Engineer Officer are detailed in BR 300. Theboundaries of responsibility between the weapon and marine engineering departments forequipments are defined in BR 300 and BR 3000, and those between the weaponengineering and warfare department are defined in fleet and ship’s standing orders.

4. To ensure that a high standard of efficiency is maintained within his department theWeapon Engineer Officer is to work closely with the other heads of department, andofficers of the warfare department. (See also Para 1021.) In particular he is to:

a. Ensure all appropriate officers are aware of the operational requirements andperformance capabilities and limitations of the systems and equipment in hischarge.

b. Inform Commanding Officer and Operations Officer of defects which affectweapon systems performance.

c. Ensure that the Executive Officer and Operations Officer are kept informed ofthe requirements for system maintenance so that maintenance and repairprogrammes are effectively coordinated within the ship programme.

d. Ensure that the Marine Engineer Officer is aware of the requirement forservices for which he is responsible, i.e. supplies of electrical power,conditioned ventilation, hydraulic power, chilled water and LP and HP airsupplies.

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e. Provide technical advice and assistance to other departments (See alsoPara 1021 and Para 1030).

f. Carry out weapon systems performance analysis in collaboration with theOperations Officer.

g. Be aware of operational training programmes, and make available weapondepartment personnel employed as operators of equipment and systems forwhich the Operations Officer is responsible.

h. Ensure that the Operations Officer is kept informed of the state of operatortraining on systems for which the Weapon Engineer Officer has operationalresponsibility so that the former can carry out his coordinating duties forweapon system training. (See 1962 sub para 2)

i. Ensure that routine operator checks, and performance checks, are carried outcorrectly on those systems for which he has responsibility for operation. He isto keep the Operations Officer informed of the state of these checks so thatthe latter can carry out his coordinating duties for these checks. (See 1962sub para 2). For other systems employing weapon department personnel asoperators, he is to provide personnel as operators to enable the OperationsOfficer to carry out routine operator checks and is to ensure that performancechecks on these systems are carried out correctly.

j. Make full use of the assistance which warfare officers are required to give him(see Para 1966).

k. Prior to getting under way, to check and report to the Commanding Officer thatall radio, navigation, communications and other equipment for which he isresponsible are functioning correctly to allow the safe conduct of the ship.

1082. Specific Duties

1. In addition to his general duties the Weapon Engineer Officer is accountable to theCommanding Officer for the performance of the following specific duties.

a. Command Adviser. See BR 300.

b. Explosives Responsible Officer. See Para 2802 and JSP 862.

c. Radiation Safety Officer. See BR 300.

d. Laser Safety Officer. See JSP 390 and BR 300.

e. NBC Adviser. See BR 2170 (1).

1083. Spare

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1084. Station of Weapon Engineer Officer

1. In his role as Command Adviser the Weapon Engineer Officer is to close up with theCommanding Officer at Action Stations, Emergency Stations and as otherwise required.

2. When the ship is entering or leaving harbour and at other times when particular careis necessary for the safe navigation of the ship, his station is to be that approved by theCommanding Officer, who is to be guided in his choice by the need for efficientcommunication between Command and the Weapon Engineer Officer and betweenWeapon Engineer Officer and ship staff available for emergency repairs. Should theWeapon Engineer Officer consider that his presence is necessary elsewhere he is toproceed but ensure that the Commanding Officer is informed immediately of hiswhereabouts.


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SECTION VI - THE WEAPON ENGINEER OFFICER (SUBMARINES)


1. The Weapon Engineer Officer is responsible to the Commanding Officer for:

a. The material performance, availability, maintenance, safety, security andcustody of all TWS equipment, tactical weapons (including small arms),weapon discharge equipment, communications, navigation and commandsystems and in SSBNs, the Strategic Weapon System. The responsibility forsensors and communications extends to the associated masts, periscopes,streamable aerials and includes the equipment specific operating gear, andassociated control and indication.

b. The material performance and maintenance of all office machinery and non-operational Information Systems; users are responsible for safe custody andsecurity.

c. The efficient operation of the Tactical Weapon System and, in SSBNs, theStrategic Weapon System.

2. He is the head of the weapon engineering department and, as such, is responsible tothe Commanding Officer for the administration, organization and good order of hisdepartment, but through the Executive Officer for matters involving general organization ofthe submarine, discipline and welfare of personnel and co-ordination of training. He is theprofessional Weapon Engineer Officer and is to ensure that proper professionalengineering standards and practices are adhered to in the upkeep and maintenance ofweapon systems.

3. The boundaries of responsibility between the weapon and marine engineeringdepartments are defined in class standing orders.

4. To ensure that a high standard of efficiency is achieved he is to work closely with theMarine Engineer Officer and the Executive Officer. In particular he is to:

a. Ensure that all are aware of the operational requirements and performance ofthe equipments for the material state of which he is responsible.

b. Inform the Executive Officer of any defects which affect performance.

c. Ensure that the Executive Officer is kept informed of the requirements forsystem maintenance, so that maintenance and repair programmes areeffectively co-ordinated with operational programmes.

d. Be aware of the operational training programme and assist the ExecutiveOfficer in the co-ordination of all weapon system training and drill and thecollective training of the officers and men who man the submarine’soperational equipment, making available such of his staff as required.

e. Make full use of the assistance which warfare officers are required to give him.

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5. He is the professional weapon system adviser to the Commanding Officer and as suchis to be aware of the capabilities and use of the system and, in SSBNs, Strategic WeaponSystem matters.

6. In SSBNs he is adviser to the Commanding Officer on strategic weapon target plans,conduct of launch instructions and nuclear weapon release procedures.

7. He is the Signature Reduction Officer, responsible for ensuring that the ship operateswith the minimum signature through an effective Signature Reduction Organisation, callingon the assistance of the Executive and the Marine Engineering Officer, as required.

8. In collaboration with the Executive Officer he is to ensure that any detectable emissionfrom any equipment undergoing maintenance, repair or test takes place only inaccordance with the detectable emission policies currently in force.

9. On all occasions before getting underway he is to satisfy himself that all radio,navigational and other equipment for which he is responsible, including internalcommunication (except those of which the Marine Engineering Department is the soleuser) necessary for the safe conduct of the submarine when underway, is functioningcorrectly and he is to make a report to this effect to the Commanding Officer.

1092. Explosives and Safety

1. He is responsible to the Commanding Officer as the Explosives Responsible Officerfor:

a. The safety of all small arms and explosives including pyrotechnics on boardand, in SSBNs, nuclear weapons. He becomes responsible from the momentof transfer or loading, as defined in approved standard operating procedures.

b. Ensuring that the regulations contained in JSP 862 Part 2, MoD MaritimeExplosive Regulations (Submarines) and, in SSBNs, the regulationscontained in Chief of Strategic System Executive CB 8890 Instructions for theSafety and Security of the Trident II D5 Strategic Weapon System in HMSubmarines are complied with at all times.

c. Ensuring that only the authorized standard procedures are used in allhandling, operating, testing, and maintenance of all weapons and weaponsystems.

2. He is responsible to the Commanding Officer for ensuring that the ship’s organizationcomplies with the regulations in JSP 862 part 2, MoD Maritime Explosive Regulations(Submarines).

3. He is to advise the Commanding Officer of the possible effects of any abnormalincident involving weapons, particularly strategic missiles or re-entry systems.

4. In SSBNs, he is the Nuclear Weapon Safety Officer.


1. He is responsible to the Commanding Officer for the watertight integrity of hullopenings that form part of weapon systems.

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1094. Training

1. He is responsible to the Commanding Officer for the state of training of all personnelmaintaining weapon systems and for the state of training of all personnel operating thoseweapon systems for which he is responsible for efficient operation. In carrying out thisresponsibility he is to ensure that the Executive Officer is kept informed of the state oftraining of the operators and availability to the weapon system so that the latter can carryout his co-ordinating duties for weapon system training. He is to assist the ExecutiveOfficer in the training of all weapon engineering department personnel to fulfil their role inthe command and attack teams (including blind pilotage).

2. He is responsible, in conjunction with the Executive Officer, for training and exercisingthe crew in the emergency procedures required to combat all hazards that can result fromthe weapons carried.

1095. Administration

1. He is to ensure that the equipment, stores, spare gear, test equipment, anddocumentation, for which he or members of his department are responsible, are properlyaccounted for and mustered.

2. On being relieved, he is to ensure that the transfer of stores, fittings, spare gear,drawings and books in the charge of the weapons department, is carried out in accordancewith current instructions. He is to carry out an inspection, in the presence of the relievingofficer, of all major items of equipment in his charge.

1096. Weapon Practice

1. The Weapon Engineer Officer in conjunction with the Executive Officer is responsibleto the Commanding Officer for:

a. The planning of, and preparation for, weapon practice firings.

b. Arranging and conducting briefings for weapon practices.

c. The conduct of weapon practice firings and simulated firings or countdowns.

d. Ensuring that any recommendations arising from analysis of weaponpractices, which are within his powers to accomplish, are acted upon.

chapter 10

Documents

naval reactor plant

marine engineering manual

class standing orders

hm naval bases

handling petroleum oils

marine engineer officer

weapon practice firings

marine engineer officers