FS2891-Cable Ferry Conversion Specification

Bilaga 1

CABLE FERRY CONVERSION SPECIFICATION

FS2891 REVISION: 4 December 20, 2017

Revision: 4

Table of Contents 1 GENERAL ...... 4 1.1 PREAMBLE ...... 4 1.2 DEFINITION OF WORDING ...... 4 1.3 GENERAL ...... 4 1.4 LOCATION & TIME SCHEDULE ...... 5 1.5 REFERENCE ...... 5 1.6 DESIGN CRITERIA ...... 5 1.6.1 RULES AND REGULATIONS ...... 5 1.6.2 AMBIENT CONDITIONS ...... 5 1.7 APPROVAL ...... 6 1.7.1 GENERAL ...... 6 1.7.2 MAKERS ...... 6 1.7.3 DESIGN ...... 6 1.7.4 DELIVERY DRAWINGS AND DOCUMENTS ...... 7 1.7.5 INSPECTION AND COMPLETION DOCUMENTS ...... 7 1.8 OWNER’S DELIVERIES ...... 8 2 SCOPE OF WORKS, GENERAL ...... 9 2.1 WEIGHT AND STABILITY ...... 9 2.2 DISMANTLING ...... 9 2.3 STEEL OUTFITTING, STEEL STRUCTURES ...... 9 2.3.1 GENERAL ...... 9 2.3.2 MATERIALS ...... 9 2.3.3 WELDING ...... 10 2.3.4 DESCRIPTION OF STEEL MODIFICATIONS ...... 10 2.4 PAINTING, CORROSION PROTECTION ...... 10 2.5 INSULATION ...... 10 2.5.1 FIRE INSULATION (WHERE APPLICABLE) ...... 10 2.5.2 THERMAL INSULATION ...... 11 2.5.3 SOUND INSULATION ...... 11 2.6 ELECTRICAL ...... 11 2.6.1 DISTRIBUTION BOARDS ...... 11 2.6.2 LIGHTING ...... 11 2.7 ARRANGEMENT ...... 11 2.7.1 GENERAL ...... 12 2.7.2 ACCESS ...... 12 2.7.3 ESCAPES ...... 12 2.8 PIPING ...... 12 2.8.1 WATER FIRE EXTINGUISHING SYSTEM ...... 12 2.8.2 SPRINKLER FIRE EXTINGUISHING SYSTEM (WHERE APPLICABLE) ...... 12 2.9 DOORS AND HATCHES ...... 12 2.9.1 FIRE DOORS (WHERE APPLICABLE) ...... 13 2.9.2 INTERIOR DOORS (WHERE APPLICABLE) ...... 13 2.9.3 EXTERIOR DOORS (WHERE APPLICABLE) ...... 13 2.9.4 INSPECTION HATCHES ...... 13 2.9.5 GAS TIGHT DOORS ...... 13 2.9.6 WATERTIGHT DOORS ...... 13 2.9.7 DOOR LOCKS...... 13 2.10 HVAC AND VENTILATION ...... 13 2.11 SIGNAGE ...... 13 2.12 EXTERIOR ...... 14 2.12.1 EXTERIOR STAIRS ...... 14 2.12.2 OTHER EXTERIOR FEATURES ...... 14 3 SCOPE OF WORKS, MACHINERY AND PIPING ...... 15 3.1 GENERAL ...... 15 3.2 MATERIALS ...... 15 3.2.1 PIPING MATERIALS ...... 15

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3.2.2 COMPONENT MATERIALS ...... 15 3.3 HVAC ...... 15 3.4 COOLING LT-WATER ...... 16 3.5 DRAINAGE AND SCUPPER SYSTEM ...... 16 4 SCOPE OF WORK, ELECTRICAL ...... 17 4.1 GENERAL ...... 17 4.2 SUPPLY ...... 17 4.3 DISTRIBUTION BOARDS (WHEN APPLICABLE) ...... 17 4.4 LIGHTING ...... 17 4.5 EMERGENCY LIGHTING ...... 17 4.6 GENERAL ALARM SYSTEM ...... 18 4.7 FIRE ALARM AND DETECTION SYSTEM...... 18 4.8 FIRE DOORS ...... 18 4.9 FIRE EXTINGUISHER SYSTEM ...... 18 4.10 ENGINE ROOM ALARM SYSTEM ...... 18 4.11 WT-DOORS CONTROL ...... 18 4.12 CABLE AND INSTALLATIONS ...... 18 4.13 ELECTRICAL COMPONENTS ...... 19 5 SCOPE OF WORK, AUTOMATION AND CONTROL SYSTEM ...... 19 5.1 GENERAL ...... 19 5.2 INTEGRATED ALARM AND MONITORING SYSTEM ...... 19 5.3 VENTILATION CONTROL ...... 19 5.4 OPERATIONAL MODES OF THE FERRY ...... 20 5.5 OPERATIONAL PROFILE ...... 20 6 APPENDIX 1: OWNER SUPPLIED BASIC DESIGN DOCUMENTS ...... 21 7 APPENDIX 2: SCOPE OF COMPONENTS TO BE SUPPLIED...... 21 8 APPENDIX 3: PRELIMINARY CALCULATIONS ...... 21 9 APPENDIX 4: SUPPORTING DOCUMENTS FOR FERRY FAIRWAY ...... 21 10 APPENDIX 5: SUPPORTING DOCUMENTS FOR RAMP CONSTRUCTION ...... 21 11 APPENDIX 6: PAINT SPECIFICATION ...... 21

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1 GENERAL

1.1 Preamble

The intent of this specification is to describe the main technical requirements for the work carried out for the conversion of existing cable ferry – F119 to electrical winch driven ferry for Ålands landskapsregering.

1.2 Definition of Wording

Owner: The Shipowner, Ålands landskapsregering. Work Site: Location where the Project is executed. Contractor: The Service Provider contracted to carry out and complete the Project. The contractor can be ship yard, integrator or supplier Project: Work described by this document and the associated technical drawing describing the work to be performed. Area: Any area where contractor carries out work.

1.3 General

The Project is a “Turn Key” supply for the installation and delivery of equipment. The turn key supply can be summarized as follows:

The installation shall be completed and designed according to the basic design documents provided by the Owner. The Contractor must perform ship checks and investigations to validate the Owner’s design documents. Contractor is responsible for detailed design, shop drawings, procurement of items not provided by Owner, planning, and transport to the work site. The Contractor shall provide all labor, materials, and services to perform the work described in this Specification.

The contractor shall carry out the contracted work in a good, safe and workmanlike manner, free from fault and defects. The Contractor shall be responsible for the temporary protection of the existing ship in their specific area of work that is not affected by the Project, the access routes to the area, and routes to the garbage disposal area. All dismantling shall include complete removal of redundant materials, back to the basic structure, to reduce weight increase to a minimum.

The contractor shall make all required connections of new and modified systems to existing systems. Contractor shall provide complete, working and integrated systems as required by the Project.

Contractor shall be responsible for removal and re-installation of all linings, ceilings, insulation and other materials as required for access to foundation, deck and bulkhead penetrations, fire watch or other such works that require access from the deck or bulkheads outside the work area. All items opened up or temporarily removed shall be replaced in good order with sound fastening and proven tight and secure.

Contractor shall be responsible for carrying out the work in accordance with the applicable regulatory authority requirements.

Upon completion of the work, the contractor shall be responsible for final cleaning of the work area and disposing all debris and excess materials.

The Contractor shall install all the Owner supplied materials and fittings in accordance with this specification and an agreed schedule.

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Additional work and materials not specified in the Specification, but required for the practical completion of the work are the responsibility of the contractor, and will not be reimbursed unless agreed in writing, and confirmed with the Owner’s representative prior to the start of the work.

1.4 Location & Time Schedule

The location, the work to be carried out at work site and the exact time schedule for the project as per agreement with the Owner, but maximum length of ferry out of operation not to exceed six (6) weeks from start to finish. Distance from operational area to location of work to be carried out shall not exceed 200 nm, and the work to preferably be conducted at Ålands landskapsregerings own facility in Möckelö.

1.5 Reference

Reference for the overall quality, materials and workmanship and technical systems will be the same as currently onboard the ferry in question.

All technical system changes and/or modifications are understood to be integrated, complete systems, with the same functionality for the whole ferry unless otherwise specified.

1.6 Design Criteria

1.6.1 Rules and Regulations

The vessel shall comply with the conventions, laws, rules, regulations and requirements of authorities as in force and in force before delivery of the conversion:

• The Classification Society is: The ferry is not classified, but in relevant parts to follow DNV- GL rules and guidelines. • Flag State is TraFi (Finnish Transport Safety Agency). • Landskapsförordning 1979:6 regarding ferries • Labour Law and work environment

Rules and Regulations:

• Flag state national requirements • IEC Publication N° 60092, Electric Installations on Ships • DNVGL-RU-SHIP Pt.6, chapter 2 Propulsion, power generation and auxiliary systems, Section 1 – Battery Power

The materials are to be certified as per Classification Society’s requirements and any special requirement specified by the Owner.

All equivalencies and exemptions from rules and regulations to be clarified with the Authorities and possible consequences are to be mutually agreed with the Owner.

To be verified if the existing propulsion units are capable of continuous wind milling with the new winch system arrangement.

Any possible changes to navigation lights to be verified.

1.6.2 Ambient Conditions

The system, including all new and modified spaces, is to be designed for the following ambient conditions:

Air outside, summer: +30 ˚C

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Air outside, winter: -25 ˚C Seawater, summer: +25 ˚C Seawater, winter: -1 ˚C Wind: 12 m/s (from any direction) Sea Current: 3 knots (from any direction)

1.7 Approval

1.7.1 General

Shop drawings shall be sent to Owner for approval. Any deviation from the drawings included in the RFQ Package shall be approved by the Owner. Documentation language either in English or Swedish.

The following software shall be used for electronic handling of drawings and documents.

• Drawings in Auto CAD format. • Written information or calculations in MS Word and Excel. • Manuals in pdf format • Dropbox to be used as transmittal and storage media

1.7.2 Makers

For the sake of standardization, all new equipment in new areas shall be at least of same or similar standard as in existing ferry, to the extent maker and equipment is still available in the market.

The Owner will coordinate with Contractor for the following systems for ship-wide coordination, main control panel hardware additions, additional software development and re-commissioning (where applicable):

• Fire Detection system. • Fire Door Control and Indication System • Sprinkler system. • Integrated Automation System. • Public Address and Emergency Alarm System.

The system update (fire detection system, fire door indication, etc.) responsibilities are to be agreed between the Owner and Contractor; if this has not been agreed, the responsibility is by Contractor.

1.7.3 Design

The Owner obtains Classification and Statutory Authority approval of the work by submitting drawings and documents listed in Appendix 1: Owner Supplied Basic Design Documents for approval:

The Contractor shall be responsible for producing workshop drawings, including documentation of any changes to drawings, etc. All drawings etc. shall be in accordance with Class/Authority requirements and approved by Owner.

Relevant drawings and information regarding the existing ship "as is" will be available but the accuracy of the drawings is not guaranteed by the Owner, and the actual condition should be verified by the Contractor.

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Drawings of conversion areas with details of design, types, quantity, quality, material specifications, etc. to be according to Owner’s requirements with any changes to the design agreed by owner.

1.7.4 Delivery drawings and documents

Following drawings and documents are to be sent to the Owner for approval by Contractor within [to be agreed] weeks signing of the Contract. All Owner’s information to be included in the Contractor’s drawings, and are subject to Owner’s approval and schedule:

• Structural workshop drawings. • Fire protection details including penetrations if different from existing approved design on the ship. • GA showing cable runs. • Circuit diagram of electrical systems. • Circuit diagram of electrical power outlets. • Circuit Diagrams of Safety and Communication system installations. • Electric Power Distribution Diagrams. • Modified distribution panel circuit breaker ID drawings. • Piping material and manufacturer specification. • Instruction books and operating manuals. • Weight calculation including detailed list of removed and added weight, all with LCG, TCG and VCG. • Material and fixtures specification (with supplier’s details). • Certificates. • Detailed work schedule. • Manning plan. • Shipping plan. • Welding plan. • Demolishing and dismantling plan. • Garbage plan. • Welding gas and working power plans. • Loading and crane plans. • Working safety plan.

Three (3) hard copies and one (1) electronic copy of the documentation with the text in English will be required to be delivered to the Owner. Delivery documents shall be delivered formatted in software as requested in chapter 1.7.1.

1.7.5 Inspection and completion documents

Inspection protocol – A document or documents used by the Owner for inspection and approval of the Project within the contract works.

List of unfinished works – A list of work items still outstanding, at the time contract works is complete. The list will have all work items still to be completed with appropriate priority and completion time frame.

Test protocol – A document or documents used by the Owner and Contractor for inspection and approval of performance data.

Project is considered complete when: all inspection protocols are substantially completed; the Area is usable by the passenger and crew; all required technical systems are working properly; all regulatory and classification inspections are successfully completed; there is an agreed list of unfinished works, and as built drawings and manuals are delivered to Owner. A Protocol of completion must be signed and dated by both parties to designate the contract works complete.

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1.8 Owner’s deliveries

The following items are the Owner’s delivery (carried onboard by the Owner, brought to the destination by Contractor, installed by Contractor) if not otherwise specified:

• To be decided at later stage, if required

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2 Scope of Works, General

2.1 Weight and Stability

Owner will take care of stability calculations. The Contractor is responsible for providing detailed weight calculation at an early stage and updated calculations before installation. After installation, the weight calculation is to be updated to reflect the as-built status.

2.2 Dismantling

The dismantling shall include complete removal of redundant materials to reduce weight increase to a minimum.

Cables that will no longer be used shall be completely removed and disconnected at its origin. Exceptions will be accepted for cables originating on another Deck or compartment and such cables shall be terminated in junction boxes labeled with is origin. In the case that such cables origin is a Distribution Board, the cable shall be disconnected and capped, and the breaker circuit marked “spare”.

For all the conversion areas, areas surrounding the conversion areas and other such areas which are affected by the conversion work, Contractor shall be responsible for removal and re- installation of all linings, ceilings, insulation and other materials as required for access to foundation, deck and bulkhead penetrations, fire watch or other such works that require access from the deck or bulkheads outside the work area. All items opened up or temporarily removed shall be replaced in good order with sound fastening and proven tight and secure.

2.3 Steel Outfitting, Steel Structures

2.3.1 General

All new and modified steel structures are to be provided and installed by Contractor.

All steel constructions are of welded steel, unless otherwise agreed. For all steel work, the Contractor should include for design work, preparation, removals and replacement for access including linings ceilings, insulation, ducting and pipework etc., cutting and welding, and preservation of surfaces, all to Owner’s and Classification Society’s requirements.

The Contractor is responsible for verifying the condition and correct measurements on the existing ship, i.e. breadth, deck heights, camber, stiffener spacing, etc.

Scantlings not specified by the Classification drawings should be similar to the existing ship and in accordance with general ship’s practice for this type of vessels. The penetration holes for ducts, cables, pipes, etc. in deck girders and transverses are to be based on equivalent strength calculations. Sharp corners are to be avoided.

Special consideration is to be paid on vibration characteristics of the winch system installation.

2.3.2 Materials

All materials shall comply with the Classification Society's requirements and be certified by the Classification Society where required.

Stiffeners, standard profiles or built-up profiles should be in accordance with existing ship standards.

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2.3.3 Welding

Welding procedures and welding sequences shall such that buckling and internal stressing is minimized.

Welding shall be double continuous welding in steel work constructions exposed to weather, voids, wet spaces, in way of window and door openings, and in structures exposed to heavy loads.

Continuous welding on both sides shall be used for deck house exterior bulkheads and for frames of portholes, windows and doors located in exterior surfaces.

All major equipment foundations and associated structures are to have at least double continuous fillet welds.

Other structures may be welded with intermittent welding or single side welding where allowed by Class.

2.3.4 Description of Steel Modifications

In addition to the needed main structural modifications and additions (bulkheads, decks, stairs, openings, etc.), the Contractor shall make all required modifications to steel structures including all design work and materials not specified in the Specification, but required for the practical completion of the work are the responsibility. This includes but is not limited to:

• Closing of all unused cable, pipe and duct penetrations. • Needed penetrations for ducts. • Needed penetrations for cables. • Needed penetrations for pipes. • Needed foundations and support for equipment.

2.4 Painting, Corrosion Protection

Contractor shall be responsible of outside hull painting of new areas and in areas where Contractor work causes damage to the exterior surfaces of the hull. All steel material (plates and profiles) with thickness of 4 mm or over, to be shot blasted to Sa2.5 and treated with Zinc Silicate shop primer by the steel mill or the Builder. All salts to be removed. All steel plates and profiles shall be shot blasted to Sa 2 ½ and treated with abt. 15 μm zinc silicate prefabrication primer by the steel mill or directly upon arrival at the yard. Paint (where applicable) based on Appendix 6 – paint specification.

Contractor shall be responsible of all touch up painting, painting and corrosion protection inside and it shall follow the overall quality, materials and workmanship as currently onboard.

2.5 Insulation

All new and modified insulation are to be provided and installed by the Contractor.

2.5.1 Fire insulation (where applicable)

Thickness and type of structural fire protection shall be in accordance with Classification Society’s and Flag State requirements. Modifications to the structural fire protection shall be Contractor’s responsibility and shall be made as shown on Structural Fire Protection Plan, including also adjacent areas to the conversion Area, including fire insulation on the deck below, deck above and in all bulkheads.

Additional draft stops are to be installed in accordance to the Structural Fire Protection Plan. Existing draft stops in conversion Area are to be fixed, if found damaged.

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2.5.2 Thermal Insulation

Contractor shall be responsible of all removal, re-installation and touch up work to existing thermal insulation and for all required new heat insulation, and it shall follow the overall quality, materials and workmanship as currently onboard. The new material to be in accordance with Classification Society´s and Flag State requirements.

2.5.3 Sound Insulation

Sound insulation shall be defined by the Contractor and approved by Owner. Noise levels to remain at the same level than before the installation, and fulfill the requirements set by Labor Law and work environment.

2.6 Electrical

2.6.1 Distribution Boards

• Distribution boards shall be installed in dedicated spaces (where applicable). Doors, if any, for these spaces shall have locks that are part of the master key system. • Enclosure Class shall be IP 23 in dry interior areas and electrical lockers. • Over-current protection for lighting, alarms and other similar small consumers are automatic circuit breakers with magnetic and thermal protection. • All distribution boards shall be permanently marked with labels with information such as Name of consumer, Consumer ID number and Supply source. • All circuit breakers shall be permanently marked with identification number referring to drawings and consumer list. • All distribution boards that are affected shall be provided with new Circuit Directories fitted on the inside of the door. • Electrical Sockets: o 220 volt sockets are European Schuko type (2 poles + earth), 16 Amps.

2.6.2 Lighting

The ship’s existing running lighting system is 24VDC, supplied from two starter batteries/engine room. Dedicated 230VAC lighting system when the ferry is connected to shore electrical system.

The Lighting Distribution system is arranged in following systems:

• Normal lighting supplied from battery system onboard. Batteries are charged through the main engines. • Emergency lighting supplied from the same battery system onboard.

All lighting fixtures, transformers and converters used in the lighting system are subject to Owner’s approval.

All On/Off switches shall be double pole type.

New Fluorescent lights, and switches, to be installed on bridge and in machinery spaces. The lights to be of LED type and voltage 230VAC.

2.7 Arrangement

The contractor shall take care of the working arrangement of the new and modified rooms and spaces and to provide required doors, platforms, ladders, hatches and similar.

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2.7.1 General

The arrangement is to follow the arrangement drawings. During detail design, the location of components may be adjusted, but all arrangement changes are to be approved by the Owner.

2.7.2 Access

Access to new and/or modified rooms to be arranged by the Contractor.

2.7.3 Escapes

Escapes are to be provided for all new rooms. If existing escapes are modified, the proper function of these to be verified.

2.8 Piping

Contractor shall be responsible of all details, system modifications, equipment and materials necessary for creating fully integrated and completed piping system.

2.8.1 Water Fire Extinguishing System

All new piping, piping insulation, valves and basic accessories shall be like the ship’s existing system and any changes to the system should be compatible with the existing schematic drawings.

All new or relocated / modified equipment shall be in accordance with the requirements of authorities, including:

• Main isolating valves. • Pipelines. • Fire hydrants. • Fire hoses, nozzles, cradles.

All connections and fittings for loose fire-fighting equipment shall be Nordic Marine standard.

2.8.2 Sprinkler Fire Extinguishing System (where applicable)

All new piping, insulation, valves and basic accessories shall be like the ship’s existing system and any changes to the system should be compatible with the existing schematic drawings.

Detail drawings showing the proposed routing of piping and positioning of isolation valves etc., should be provided by Contractor.

Modifications to the sprinkler system and new piping covering the Area shall be connected to the existing sprinkler system, and sufficient possibility for drainage to be arranged, to avoid freezing of the system.

All new equipment and fittings etc. shall be in accordance with the requirements of authorities, including:

• Pipelines for the extension part and between extension and old part. • Nozzles.

2.9 Doors and Hatches

All doors, hatches, locks and similar are to be provided and installed by the Contactor.

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2.9.1 Fire doors (where applicable)

• Approved fire doors shall be installed in accordance with Structural Fire Protection Plan. • There shall in general, if approved by Rules, be no doorsills at fire doors. Where doorsills have to be used, slope to be arranged on both sides of the doorsill. However, any doorsills and/or slopes shall not reduce access of cars on deck. • Width of doors shall correspond to evacuation plan (where applicable) and room layout. • All fire doors should be fitted with hose ports at bottom of doors.

2.9.2 Interior doors (where applicable)

• Approved Interior doors shall be installed in accordance Structural Fire Protection Plan and room layout. • Doors shall be fitted with sills covered with 2mm thick stainless-steel threshold plate over the full width of the door opening. • Steel door frames shall be stove enameled. • Doors shall be fitted with door handles, door stops, door-closers, etc. as required.

2.9.3 Exterior Doors (where applicable)

All new and relocated exterior doors, door installation and door fixtures are to be of same standard than currently onboard used for the same purpose and location.

2.9.4 Inspection Hatches

• Hatches shall be arranged where necessary for access, inspection and maintenance work in pipe-ducts, cable ducts, ventilation ducts, ceilings etc. • All hatches for regular service (other than for pipes and cables) shall be hinged.

2.9.5 Gas tight doors

Where gas tight doors are required, they are to be of same standard than currently onboard. The type of the door (hinged or sliding) is to be agreed with the Owner.

2.9.6 Watertight doors

New watertight doors, where applicable, to be standard type. Indication and control of watertight doors to be connected to the existing system.

2.9.7 Door locks

Doors shall be equipped with locking system like existing system, including keys and cylinders and keypads where applicable, and shall be Contractor’s delivery. All locks shall be implemented into existing master key system.

2.10 HVAC and ventilation

All new or modified spaces shall be provided with ventilation for temperature regulation based on national standards (TraFi). In addition, if any new or modified equipment should require additional cooling, this is to be provided by the Contractor.

2.11 Signage

For safety signs Contractor is responsible for maintaining and / or providing and installing safety signage in all the modified and new areas, in accordance with applicable rules and regulations.

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2.12 Exterior

Contractor is responsible to provide and install the required exterior features.

2.12.1 Exterior Stairs

All new and relocated exterior stairs, stair installation, stair deck covering and fixtures are to be of same standard than currently onboard used for the same purpose and location.

2.12.2 Other Exterior Features

All other exterior features (railings, lights, scuppers, deck covering…) are to follow the standard currently onboard. For new and modified areas, these are to be installed in similar extent than currently onboard.

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3 Scope of Works, Machinery and Piping

3.1 General

Contractor is responsible for detailed design of all the machinery and piping systems.

Contractor is responsible to install all the components and materials provided by Owner and to provide and install all components and materials not included into Owner’s supply. This includes, but is not limited to, fans, valves, pipes, ducts, fire dampers, pumps, cables, switches, switchboard and similar not included into Owner’s supply.

The Contractor shall hand over their installations done complete with all equipment in place including drawings and document.

3.2 Materials

3.2.1 Piping Materials

The piping materials are to be agreed together with the Owner and are specified in system diagrams.

3.2.2 Component Materials

Components materials are to follow those currently used onboard.

3.3 HVAC

Adequate ventilation is to be provided for all the new and modified spaces. This includes the following:

• Ventilation of equipment/battery room. • Modified ventilation of spaces with added heat load.

The ventilation of the equipment rooms is to be based on temperature rise of 10˚C in summer conditions. Care is to be taken to avoid freezing in winter by controlling the fan speed.

Battery room temperature to follow those of the recommendation from the battery supplier.

All fans to be of spark proof type.

Fire dampers to be equipped with fusible element and shut-off dampers are to be provided where applicable. These are to be controlled and connected in similar way than existing systems onboard.

Required ducts, intake and exhaust devices are to be provided and installed. Location to be approved by the Owner.

Contractor shall be responsible of all details, system modifications, equipment and materials necessary for creating fully integrated and completed system.

It needs to be ensured that the ventilation will be operational after completion of project.

The air flow balancing of the new and existing installation and the individual room control for the new area shall be done, tested and demonstrated to the Owner by the Contractor.

If required by location, heating is to be provided for the new rooms. The heating to be of electrical type.

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3.4 Cooling LT-Water

No LT-cooling circuit is installed onboard the ferry.

3.5 Drainage and Scupper System

Modified open deck areas are to have scuppers in such number and location than adequate drainage can take place. Scuppers are to be connected to existing scupper system, like existing system.

Cargo deck scupper system is to be modified to suit the new layout, where applicable. The capacity of the scupper system is to match the drencher system.

All new piping, insulation, valves and basic accessories shall be similar to the ship’s existing system and any changes to the system should be compatible with the existing schematic drawings.

Detail drawings showing the proposed routing of piping and positioning of isolation valves etc., should be provided by Contractor.

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4 Scope of Work, Electrical

4.1 General

Contractor is responsible for the detailed electrical design.

The Contractor shall hand over their installations done complete with all equipment in place including drawings and document.

4.2 Supply

When electrical power is not available locally, cables will have to be pulled to the Main distribution board (new). Connection shall be done to suitable breakers that shall be supplied and installed.

Power of required voltage shall be supplied to new equipment and appliances as required by the design. Suitable distribution boards shall be used for this.

4.3 Distribution Boards (when applicable)

Distribution boards shall be installed, if required for the system.

Enclosed class shall in general be IP 44.

Over-current protection for lighting, alarms and other similar small consumers are automatic circuit breakers with magnetic and thermal protection.

All distribution boards shall be permanently marked with labels with information such as Name of consumer, Consumer ID number and Supply source.

All circuit breakers shall be permanently marked with identification number referring to drawings and consumer list.

All distribution boards that are affected shall be provided with new Circuit Directories fitted on the inside of the door.

4.4 Lighting

The lighting system shall follow the same principle current onboard, except where new fluorescent lighting has been specified.

All lighting fixtures, transformers and converters used in the lighting system are subject to Owner’s approval.

In general, lighting circuits shall not be loaded more than 80% or have more than 18 lighting points connected after the last protection device.

All On/Off switches shall be double pole type.

4.5 Emergency Lighting

The Contractor shall make sure that a sufficient number of light fittings are installed to satisfy Authorities requirements.

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Emergency light fixtures shall be marked with a red label fitted to the fixture itself or close the fixture arrangement. Emergency Light fittings may also be dimmed, but shall be arranged to have separate direct full voltage supply upon loss of its normal power supply.

Emergency lighting is arranged without switches.

4.6 General alarm System

The General Alarm system is to be modified to suit new layout configuration as needed.

4.7 Fire Alarm and Detection System

This system shall be extended to cover the Area and additional detectors and manual call points will have to be installed. The Owner will provide Class Approved Drawings so that connection of detectors and call points can be done in an appropriate way. All detectors and call points that shall be marked with unit number and loop number.

Owner will arrange that the system is being updated as concerns both hardware and software.

The Contractor shall hand over his installation done complete with detectors ready programmed and in place and support the representative of the Fire Detection System supplier in testing and commissioning.

4.8 Fire Doors

New Fire Doors shall be supplied, where applicable and required by authorities.

4.9 Fire extinguisher system

Currently a fog maker system is installed in the main engine room onboard the ferry.

Fire extinguishing system to be provided for the battery room, based on DNV-GL rules for ships.

4.10 Engine Room Alarm System

Engine room alarm system will be extended to cover the new rooms.

Upon completion, the Contractor shall provide as-built drawings in which the circuitry has been changed together with documentation on modifications and/or additions to the system.

4.11 WT-Doors Control

If new wt-doors are installed, the control and indication system will be extended to cover the new door(s).

Upon completion the Contractor shall provide as-built drawings in which the circuitry has been changed together with documentation on modifications and/or additions to the system.

4.12 Cable and Installations

All cable shall be properly installed on cable trays and Contractor shall install new cable trays when existing trays are not sufficient. Deck and Bulkhead penetrations shall be made to meet Class requirements and only type approved material shall be used.

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All cables and wiring installed and connected to the vessel shall be done with Class and Owner approved low smoke, halogen free Cable.

Plastic pipes shall in general be avoided but if needed they should be of halogen free type.

Minimum size of multi-core pair twisted cables for communication and instrumentation system is 0.75 mm.

All new cables shall come in one length. Existing cables may be spliced subject to Owners and Class approval.

Power cables and instrumentation cables shall be installed separated by at least 50 mm.

Intelligible, permanent identification shall be provided on all cables as well as for power, communication and automation.

Deck and Bulkhead penetration material of MCT, ROX or similar type shall be used when penetrating watertight bulkheads or fire bulkheads of A-class. Single cable penetrations of watertight bulkhead or deck is carried out with individual watertight penetrations make ROX or similar.

Grounding of cable braiding, cable supports and metallic cable protections shall meet the Requirements of the Classification Society but lighting and socket networks to have two conductors plus an earth conductor the earth conductor being connected to the hull in the distribution board.

4.13 Electrical components

All cable shall be properly installed on cable trays and Contractor shall install new cable trays

5 Scope of Work, Automation and Control System

5.1 General

Contractor is responsible for the detailed automation and control system design.

Contractor is responsible to install all the components and materials provided by Owner and to provide and install all components and materials not included into Owner’s supply

The Contractor shall hand over his installations done complete with all equipment in place including all drawings and documents.

5.2 Integrated Alarm and Monitoring system

Sufficient amount of control and monitoring should be added from winch system to IAS to ensure safe and proper operation of the system.

5.3 Ventilation control

The ventilation control should be integrated to the existing system as far as possible and any emergency shutdown should be designed to follow the same principle as existing onboard.

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Damper control and indication should be provided and follow the same principle as rest of the ship.

5.4 Operational modes of the ferry

Efforts needs to be put to ensure safe and easy operation of the ferry in all different operational conditions. In general, the ferry will have four main operational modes:

1. Electrical mode with winch system 2. Diesel engine mode with propulsor and guide wire 3. Diesel engine mode with propulsor without guide wire (not running in normal operating conditions) 4. Shore connection and electrical supply from shore (used during longer resting periods)

A description and method on how to move from electrical mode with winches to diesel engine mode with propulsor to be provided in the quotation material.

Provision of going from mode 1 to 2, using a single crew member within one hour time shall be provided as part of the on-board installation. This include possible disconnecting of the Omega drives and cable from cable drum, if this option is selected. The same principle applies going from mode 2 to 1.

Procedure for mode change to 3 shall be presented for approval to the Owner.

5.5 Operational profile

The ferry needs to operate in automatic mode as much as possible. Figure 1 is a representation for a ferry crossing. The ferry is in manual mode during acceleration and deceleration time, otherwise in automatic operating mode.

Figure 1. Operational profile for a crossing

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6 Appendix 1: Owner Supplied Basic Design Documents

7 Appendix 2: Scope of Components to be Supplied

8 Appendix 3: Preliminary Calculations

9 Appendix 4: Supporting documents for ferry fairway

10 Appendix 5: Supporting documents for ramp construction

11 Appendix 6: Paint specification

Page 21 CABLE FERRY CONVERSION APPENDIX 2 SCOPE OF COMPONENTS

FS2891 REVISION: 2 October 30, 2017

Revision: 2

1 GENERAL

1.1 General

There will be two options for the Conversion. Option A, as fully battery operated ferry – including automatic shore connection to charge the batteries in one of the harbors. Option B, - where the ferry is always connected to shore power, through a cable drum installed on-board the ferry. The table below indicate to which option the topic refers to.

1.2 Scope of Work

Document Scope of Work – Components Option A Option B Reference 1.0 MECHANICAL General. All mechanical items described in the specification to be X X 1.1 part of the solution offered. Omega type of winch drum system, including all needed mechanical and electrical components to be supplied. X X The Omega drive to have hydraulically operated wheels to loosen 1.2 or tighten the wire when ferry is in harbor.

There will be two Omega type winch drum systems onboard, one X X 1.3 on each side of the ferry. Each Omega winch drum has its own dedicated winch wire to be connected between both end of the ferry route. The winch wire to X X be supplied and properly sized. The existing guide wire will be 1.4 removed, and the new wires need to act as guide wire as well. All mechanical pillars and support bars needed for installing the X X 1.5 winch drum system on-board. Winch wire support drums at both end of ferry, including all and X X 1.6 any support bars and pillars needed. Mechanical/hydraulic brake to be fitted on one of the winch wires, to be able to keep the ferry positioned. This brake is a back-up X X 1.7 brake. Two (2pcs) wire anchors and two winches on shore side. The wires to be connected to the tensioning winches on one side and X X 1.8 to the wire anchors on the other side. During operation, the winch wires will extend and may loosen. For this purpose, there need to be tensioning winches (electrical), locally operated, to change the pre-tension of the wire. Each X X winch wire need own equipment. Strain gages to be attached on 1.9 the wires. Mechanical locking of the selected pre tension. All supplied equipment offered and supplied to be installed and X X 1.10 supported, based on rules and regulation. Shore connection interface, based on the selected shore X 1.11 connection technology offered. Adequately sized cable drum(s) to be installed on-board the ferry. X 1.12 Automatic winding and re-winding function. X 1.13 Electrical shore connection for the cable drum.

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2.0 ELECTRICAL

General. All electrical items described in the specification to be X X 2.1 part of the solution offered. Winch motors to be able to allow for 150% maximum torque for a time of 120 sec for each single trip, including demanded torque X X 2.2 for harbor mode.

Winch motors to be equipped with mechanical brake for keeping X X 2.3 the ferry in position during port stay. Winch motors to be equipped with Variable Frequency Drive (VFD) for accurate speed control. The size and type to be informed by X X the supplier of the VFD. The VFDs to allow for 150% maximum 2.4 torque for a time of 120 sec for each single trip. The winch VFDs to be active front end type and any braking power X 2.5 to be used for charging the batteries.

The winch VFDs to be equipped with braking chopper and X 2.6 adequate sized braking resistor for reverse power. The solution to include an isolation and if needed, change of voltage transformer for shore power. The transformer to include X X 2.7 EMC filter. Transformer, with EMC filter for supplying the ferry existing X X 2.8 electrical infra structure, if required.

VFD inverter to be supplied for ferry existing electrical infra X 2.9 structure.

X 2.10 Rectifier unit (VFD) for shore connection

AC/DC or DC/DC converter to control charge and discharge from X 2.11 the battery system supplied. Li-NMC, air cooled battery system, with integrated Battery Management System (BMS) to be supplied. Preliminary size as per X 2.12 Appendix 3 supplied as part of the specification. DNVGL The battery system with integrated BMS to communicate with the Battery X 2.13 control system of the VFD, as well as ferry PMS and Automation. rule All needed electrical and control interface and infra structure for DNVGL controlling the battery energy and power in all different Battery X 2.14 operational modes. rule Connections to existing electrical infra structure, including all X X 2.15 needed tests for system verification. X X 2.16 Circuit breakers and connection between all supplied components. The ferry to be able to charge the batteries through existing X X 2.17 onboard diesel, if required.

3.0 CONVERSION, on-board ferry X X 3.1 Existing propulsion system remains as back-up on the ferry. X 3.2 Battery room to be prepared and installed on-board the ferry.

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Installing all mechanical components, pillars and support based on specification and basic design documentation, including all or any X X 3.3 rooms needed. X X 3.4 All needed approvals from authorities and flag state.

4.0 SHORE SIDE All electrical components and connections to point addressed by X X 4.1 Ålands Elandelslag

Automatic shore connection to interface with the on-board side of X 4.2 the selected shore connection technology. X 4.3 Electrical shore connection part for cable supply to the ferry All shore based electrical equipment to be in a dedicated containerized technical building, assembled on concrete foundation. Preliminary weight and foot print of the technical X building to be included in the quotation. All mechanical equipment to be assembled and installed in 4.4 dedicated areas. All shore based electrical equipment to be in a dedicated electrical cabinet, assembled on concrete foundation. Preliminary weight and foot print of the electrical cabinet to be included in the X quotation. All mechanical equipment to be assembled and installed in 4.5 dedicated areas.

5.0 CALCULATIONS X X 5.1 Verification for all frequency converter sizes X X 5.2 Verification for wire strength and size calculation. X X 5.3 Verification for winch motor and system size. Verification for the battery size based on the operational profile X 5.4 and lifetime Verification for the cable drum size based on the operational profile. The calculation to include stress on the cable due to cable X movement in water. In addition, an evaluation of the maximum 5.5 depth of the cable and torque needed due to this. Verification and calculation for shore side wire anchor. The calculation to include verification for all forces, including, side X X forces to the ramp(s). Drawings for existing ramps are included in 5.6 this documentation.

X X 5.7 System sizing and verification Battery system calculations, system tests and system design, DNVGL including all class relevant documents for installing batteries on- battery X 5.8 board. rule

Page 4 CABLE FERRY CONVERSION APPENDIX 3

FS2891 REVISION: 4 December 20, 2017

Revision: 4

Table of Contents 1 GENERAL ...... 3 1.1 GENERAL ...... 3 1.2 ROUTE ...... 3 1.3 MAIN PARTICULARS ...... 3 1.4 SIZING FOR THE WINCH DRUM MOTOR AND FREQUENCY CONVERTER ...... 3 1.5 FERRY TIME SCHEDULE ...... 4 1.6 BATTERY SIZING – OPTION A...... 5 1.7 CABLE DRUM SIZING – OPTION B ...... 5 2 DRIVE TRAIN ...... 6 2.1 VARIABLE FREQUENCY DRIVE (VFD) FOR OPTION A ...... 6 2.2 VARIABLE FREQUENCY DRIVE (VFD) FOR OPTION B ...... 6 2.3 WINCH MOTORS ...... 6 2.4 TRANSFORMER ...... 7 3 SINGLE LINE DIAGRAM ...... 7 3.1 SINGLE LINE DIAGRAM FOR OPTION A...... 7 3.2 SINGLE LINE DIAGRAM FOR OPTION B...... 8 4 SHORE CONNECTION ...... 8

Page 2 Ålands Landskapsregering – Cable Ferry Conversion Appendix 3 December 20, 2017

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1 GENERAL

1.1 General

1.2 Route

Ferry route is between the harbors Prästö and Töftö in the Archipelago of Åland Islands. The ferry route is:

Distance: approximate 400 m Average speed of ferry: 4 kn Time for transit: 190 s

1.3 Main particulars

Main characteristics of the ferry:

Item Name of ferry F119 Length between perpendiculars [m] 29 Breadth (moulded) [m] 8 Design draught (moulded) [m] 1.04 Propulsion efficiency [etaD] 0.55 Main engine size, each [kW] 220 (original size 187 kW) Number of engines 2, one stand-by Main engine load [MCR] 85% Number of engines in use 1 Table 1: Main characteristics of the ferry

1.4 Sizing for the winch drum motor and frequency converter

For sizing of the winch motors, the original main engine size has been used, 187kW.

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Item Main engine size [kW] 187 Main engine loading, max 85% [kW] 159 Propulsion efficiency [etaD] 0.55 Normal running condition for winch 87 operated motor [kW] 1) Winch wire losses [%] 5% Motor size, including losses [kW] 2 motors, each 46kW Maximum torque demand for winch 150% motor (120 s) Max power from winch motor [kW] 2) 137 Equals to max power in propulsion 249 [kW] 3) Table 2: Sizing of the winch motor

1) 푃 [푘푊] = 푀퐶푅 [푘푊]×85% ÷ 푒푡푎퐷 2) 푃푚푎푥 [푘푊] = 푃[푘푊] ∗ 150%

Equation 1 Equation 2

3) 푃푚푎푥, 푝푟표푝 [푘푊] = 푃푚푎푥[푘푊] ÷ 0.55

Equation 3

1.5 Ferry time schedule

The time schedule to be used in battery sizing is:

Table 4: Ferry time table Prästö – Töftö Table 5: Ferry time table Töftö - Prästö

It is the wish of owner to operate the ferry without charging between more intensive operating hours; 06:00 – 08:00 and 15:00 – 18:00

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1.6 Battery sizing – Option A

The battery sizing to be done based on maximum State of Charge (SoC) 90% and minimum state of charge 30%. Lifetime of the batteries to be minimum 5 years. Batteries to be air cooled LI- NMC type of batteries. Number of modules and voltage based on Contractor calculation.

Item Energy demand for a single crossing in 6.53 (number include both normal operating conditions. This winch and base load) include 6kW continuous base load. In longer harbor stops, the base load is 1kW) [kWh] Battery size To be verified by the contractor Battery voltage [VDC] To be defined by Contractor Charging power from shore @690VAC, 140 including energy losses from grid connection to batteries [kW] Maximum charging rate [C-Rate] 1

Table 6: Main characteristics of the batteries

150 120%

100 100%

50 Power SoC% 80%

0 60% [%] [KW] 0:00:00 4:00:00 8:00:00 12:00:00 16:00:00 20:00:00 -50 40%

-100 20% POWER CONSUMPTION/CHARGE POWER BATTERRY STATE OF CHARGE (SOC) OF STATE BATTERRY -150 0% TIME OF DAY

Graph 1: Expected charging/discharging cycles with air-cooled battery pack

1.7 Cable drum sizing – Option B

With option B, the cable drum is always connected to shore power and the cable in the drum, needs to be dimensioned according to losses when winded, including cooling due to the cable in water.

Item Energy demand for a single crossing 6.6 (number include both (normal operating conditions) [kWh] winch and hotel load) Losses in drive train [%] 3.5 Maximum power from shore [kW] 98 Maximum current [A], including 3.5% 96 losses in the drive train

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Table 6: Main characteristics of the shore power with option B

2 DRIVE TRAIN

2.1 Variable Frequency Drive (VFD) for Option A

Option A uses several VFDs to supply and control the voltage, current, power and energy flow. Final type and size to be determined by the Contractor.

Item Shore Connection VFD To be able to supply 160kW shore power to the batteries. The rectifier unit either with Active Front End of Diode Supply Unit. Maximum THD to shore and ship to be calculated and agreed. DC/DC converter for batteries To be dimensioned based on the charging power to the ferry. Winch inverter drive The winch drive dimensioning to consider maximum torque and force demand of the winch motors. Inverter unit for base load To supply the needed base load power (estimate of maximum 10kW) with adequate protection and short circuit capability. Table 7: Main characteristics of the VFDs in option A

2.2 Variable Frequency Drive (VFD) for Option B

Option B uses VFDs to supply and control the voltage, current and power to winch motors only. Final type and size to be determined by the Contractor.

Item Winch inverter drive The winch drive dimensioning to consider maximum torque and force demand of the winch motors. Table 8: Main characteristics of the VFDs in option B

2.3 Winch motors

Option A and B uses same size and type of winch motors. Final type and size to be determined by the Contractor.

Item Winch motors The winch motors to be dimensioned to consider maximum torque of 150% for a time of 120 s on each single trip Table 9: Winch motors

During harsh wind and weather condition, according to ambient conditions defined in the specification, the winch motor sizing to ensure a final approach to “Destia” connection horns, see figure 1. Each motor and system to enable a pulling force of 80kN on the winch wire for a period of 10 s, or as long needed, to enable a secure connection to the ramp.

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Figure 1: Approach to ferry ramp in harsh weather conditions

2.4 Transformer

Option A and B uses same size and type of transformers. Final type and size to be determined by the Contractor. Starting current of the shore connection transformer to be calculated and verified with the Owner for final approval.

Item Shore Connection transformer Size to be determined by Contractor. To include EMC shield Base load transformer Size to be determined by Contractor. To include EMC shield Table 10: Transformers

3 SINGLE LINE DIAGRAM

3.1 Single Line Diagram for Option A

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3.2 Single Line Diagram for Option B

4 SHORE CONNECTION

Shore connection for either Option A or B to be calculated based and sized based on information above and verified by the Contractor.

For option A, the shore connection to be automatic, no human interface to be required. The connection type and speed to be adequate for charging the ferry with given time schedule. Connection of the power to be maximum 30 seconds after plugs have been connected.

Page 8 CABLE FERRY CONVERSION APPENDIX 4 – SUPPORTING DOCUMENTS FOR FERRY CROSSING

FS2891 REVISION: 0 October 20, 2017

Revision: 0

1 ROUTE

1.1 Route

This appendix describes information regarding the ferry crossing.

Figure 1. Seabed depth curves

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Figure 2. Width and depth of the ferry crossing fairway

Figure 3. Location of power, telephone and fiber cables in conjunction to the ferry crossing

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Figure 4. Seabed survey data

Page 4 CABLE FERRY CONVERSION APPENDIX 5 – SUPPORTING DOCUMENTS FOR RAMPS

FS2891 REVISION: 0 October 18, 2017

Revision: 0

Table of Contents

Ferry ramp, sheet 1 on Prästö side 1 Ferry ramp, sheet 2 on Prästö side 2 Ferry ramp, sheet 1 on Töftö side 3 Ferry ramp, sheet 2 on Töftö side 4 Floating bridge, sheet 1 5 Floating bridge, sheet 2 6 Ferry Connection horns, floating bridge part 7

Page 2

CABLE FERRY CONVERSION APPENDIX 6 PAINT SPECIFICATION

FS2891 REVISION: 0 October 30, 2017

Revision: 0

1 GENERAL

1.1 General

Paint specification for the cable ferry conversion.

Location Surface Paint System Thickness Preparation And cleaning Underwater hull up to car deck SFS 8145-05 Ice resistant solvent free epoxy 500 μm level Boot Top, hull above Boot top SFS 8145-05 Anti-fouling according to vessel parameters and Thickness according and side shell above WL up to operating area. (In addition to above). to paint supplier for 5 car deck level year docking interval. Sea chests, box coolers SFS 8145-05 Modified epoxy 2x125 μm Tie coat 1x50 μm Anti-fouling (5 years dry docking interval) +As above Around impressed current SFS 8145-05 Solvent free epoxy 500 μm anodes (minimum diameter = (in addition to underwater hull thickness) 3m) Anchor pockets SFS 8145-05 Zinc silicate 75 μm Epoxy primer Tie coat Modified epoxy 180 μm Polyurethane finish 80 μm Superstructure, Top sides, SFS 8145-04 Modified epoxy 180 μm inside of car deck, masts, Polyurethane finish 80 μm funnels Uncovered open decks SFS 8145-04 Zinc epoxy 50 μm Polyurethane top coat 150 μm Anti skid properties to be applied High traffic areas, deck SFS 8145-04 Epoxy + 700 μm Anti slip material Aluminum and Hot galvanized SFS 8145-04 Epoxy primer 40 μm surfaces Grit wash or disc Polyurethane finish 80 μm sanding Deck equipment, mooring SFS 8145-05 Zinc epoxy 60 μm winches and davits etc. Modified epoxy 100 μm Epoxy 60 μm Polyurethane finish 80 μm Visible Engine room bulkheads SFS 8145-03 Acryl or Alkyd primer 75 μm Acryl or Alkyd finish 40 μm

Engine room bulkheads behind SFS 8145-03 Acryl or alcyd primer 70 μm linings Engine rooms floor SFS 8145-03 Acryl or Alkyd primer 75 μm Acryl or Alkyd finish 40 μm Tank tops and bilge area SFS 8145-04 Modified Epoxy + epoxy top coat 300 μm

Air intakes and ducts SFS 8145-04 Modified Epoxy 300 μm (2x150 μm) Stores, AC-rooms, service Same specs as Same as engine rooms As engine rooms stairs, battery rooms engine rooms Lift, electric and energy trunks SFS 8145-03 Modified Epoxy 150 μm Car deck SFS 8145-06 Sink silicate 75 μm (surface roughness 50 μm) Car deck between web frames SFS 8145-05 Zinc epoxy 60 μm Polyurethane finish 100 μm Cold surfaces behind lining SFS 8145-02 Acryl or alkyd primer 2 x 80 μm and insulation Warm surfaces behind linings SFS 8145-01 Urethane modified alkyd primer 80 μm and insulation

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Visible steel bulkheads in crew SFS 8145-04 Acryl or alkyd primer 75 μm and passenger areas Acryl or alkyd finish 40 μm Fresh water tanks SFS 8145-05 Modified Epoxy 2 x 150 μm Ballast tanks According to IMO Epoxy 2x200 μm MSC215(82) Waste water tanks and other SFS 8145-06 Glass flake Epoxy 2x150 μm tanks with water Cofferdams and voids SFS 8145-03 Modified Epoxy 200 μm Oil tanks SFS 8145-04 No paint Technical equipment, pumps SFS 8145-03 Epoxy primer 2x60 μm etc. Polyurethane top coat 50 μm

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