Section
4 Documentation required for appraisal
4.1 Ballast Water Treatment System appraisals
4.1.2 A description
of the BWTS and the treatment technique(s) used. This is to include
the proposed treatment unit configurations, method of integration
with the ship’s ballast system and specific requirements for
ancillary systems.
4.1.3 Functional
description of the BWTS including the system operational concept and
system description details.
4.1.4 Process
Flow Diagram (PFD) of the BWTS.
4.1.5 Material
specification for all items used in the construction of the BWTS including
temperature and pressure ratings.
4.1.6 Details
of flammability, toxicity and reactivity of chemicals to be made available
along with the instructions for storage, handling and fire-fighting.
4.1.7 Arrangement
plans and circuit diagrams of the switchboards and line diagrams of
any control and safety system(s) fitted.
4.1.9 Documents,
plans and information, as listed in the following Rules, are to be
submitted:
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For control systems:
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Details of
control, alarm and safety systems as required by Pt 6, Ch 1, 1.2 Documentation required for design review 1.2.2
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Details of
programmable electronic systems as required by Pt 6, Ch 1, 1.2 Documentation required for design review 1.2.5
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Plans showing
the details and location of control stations as required by Pt 6, Ch 1, 1.2 Documentation required for design review 1.2.7
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Details of
instrumentation and control cabling as required byPt 6, Ch 1, 1.2 Documentation required for design review 1.2.9
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For BWTS which
are to be installed in hazardous areas:
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Details, plans
and arrangements required by Pt 6, Ch 2, 14 Electrical equipment for use in explosive gas atmospheres or in the presence of combustible dusts
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A schedule
of equipment for use in explosive atmospheres as required by Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.9
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Type Approval
Certification where required by the LR Rules, see
Pt 6, Ch 1, 2 Essential features for control, alarm, monitoring and safety systems .
4.2 Ballast Water Treatment System ship specific installation appraisal
4.2.1 The
documents listed in Pt 5, Ch 25, 4.2 Ballast Water Treatment System ship specific installation appraisal 4.2.2 to Pt 5, Ch 25, 4.2 Ballast Water Treatment System ship specific installation appraisal 4.2.11 are to be submitted for
appraisal of the installation of a ballast water treatment system
(BWTS) on board an LR classed ship, in addition to details of the
BWTS required by Pt 5, Ch 25, 4.1 Ballast Water Treatment System appraisals 4.1.3, Pt 5, Ch 25, 4.1 Ballast Water Treatment System appraisals 4.1.6 and Pt 5, Ch 25, 4.1 Ballast Water Treatment System appraisals 4.1.9
4.2.2 Piping
and Instrumentation Diagram (P&ID) of the ballast system, showing
the proposed integration with the BWTS and ancillary systems connected
to the BWTS, including cross-connections.
4.2.3 For
retrofit installations, in addition to Pt 5, Ch 25, 4.2 Ballast Water Treatment System ship specific installation appraisal 4.2.2, existing ballast system’s P&IDs are to be
submitted along with details of any modifications required, such as
cross-connection, tank construction, air vent, overflow lines, hull
penetration, etc.
4.2.4 Material
specification, temperature and pressure ratings of piping, valves
and fittings used to integrate treatment unit(s) and associated equipment
into the ballast system.
4.2.5 Details
of by-pass arrangement or, where a by-pass arrangement is not fitted,
evidence demonstrating the ability of the ship’s ballast system
to continue in operation at full capacity regardless of the BWTS’s
condition.
4.2.6 General
arrangement of the ship showing layout of the BWTS installation, including
major items of electrical equipment.
4.2.8 Schedule
of mechanical equipment to be located in hazardous area.
4.2.9 Details
of electrical equipment and hazardous area installation as listed
in the following Rules respectively:
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Details and
arrangements of electrical equipment required by Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2, Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2.(b), Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2.(d), Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2.(e), Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2.(f) and Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.2.(g)
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Details of
the location and arrangement of hazardous area zones as required by Pt 6, Ch 2, 1.2 Documentation required for design review 1.2.8.
4.2.10 Fire
detection, extinction and suppression arrangements of compartment(s)
where the BWTS and associated chemicals are stored/in use, as applicable.
This is to include specific extinguishing requirements and compatibility
with materials/chemicals used.
4.2.11 In
addition to the above, for a BWTS meant to be installed in tankers
or a BWTS which generates or uses hazardous material, the following
plans are required to be submitted:
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Ventilation
system plans, including airlocks, pipe penetrations and general construction
details, if the BWTS is meant to be placed in a dedicated room, see
Pt 5, Ch 25, 10.3 Ventilation. The ship’s
plans are to indicate hazardous area configuration, if any.
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Plans for ventilation
system and electrical and mechanical equipment ratings are to be submitted
if the BWTS is meant to be placed in the cargo pump room.
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A water tightness
test report is to be submitted for the equipment which is to be used
in a submerged or semi-submerged condition.
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