{"product_id":"passage-planning-guide-straits-of-malacca-2026","title":"Passage Planning Guide: Straits of Malacca and Singapore (SOMS), 2026-2027 Edition","description":"\u003ch4\u003eShort Overview\u003c\/h4\u003e\u003cp\u003ePassage Planning Guide: Straits of Malacca and Singapore (SOMS), 2026-2027 Edition provides passage planning guidance for Masters and navigating officers when transiting the Straits of Malacca and Singapore.\u003c\/p\u003e\u003cp\u003eThe guidance applies in both directions through the Straits between One Fathom Bank (OFB) and Horsburgh, and includes an overview of the navigational references for each leg of the route. It is suitable for all classes of ship.\u003c\/p\u003e\u003cp\u003eThis new edition of Passage Planning Guide - Straits of Malacca and Singapore (SOMS) has been fully revised to incorporate the latest guidance and practical advice for ships transiting the region, with reference to high vigilance areas, Straits Pilot Services, TSS and VTS information.\u003c\/p\u003e\u003ch4\u003eDetailed Overview\u003c\/h4\u003e\u003cp\u003ePassage Planning Guide: Straits of Malacca and Singapore (SOMS), 2026-2027 Edition summarises essential passage planning practice, including elements local to the Straits, to help navigating officers compile an effective passage plan. It includes practical guidance for the transit with reference to manning levels, traffic, tugs, pilotage, anchorages, tidal streams, communications, etc.\u003c\/p\u003e\u003cp\u003eAnnotated chartlets, which now feature satellite imagery, are provided for each leg of the transit, illustrating aids to navigation and potential hazards to shipping. The chartlets are supported by guidance notes containing further navigational and safety information.\u003c\/p\u003e\u003cp\u003eIn preparation for this new edition, Witherbys have worked in consultation with Straits Pilots, harbour pilots, port authorities, local navigation superintendents and shipmasters transiting the Straits.\u003c\/p\u003e\u003cp\u003eThe Guide illustrates areas where high vigilance is required and lists the pre-emptive measures that should be taken by the ship. Also included are a number of case studies that examine the causes of various groundings and collisions in the Straits.\u003c\/p\u003e\u003cp\u003eThis new edition now includes information on the MPA's Just In Time Planning and Coordination Platform, which helps to facilitate the optimal arrival and departure of vessels to and from the Port of Singapore. Vessel reporting and pre-arrival information has been updated and expanded, with the addition of helpful flowcharts to illustrate the requirements.\u003c\/p\u003e\u003cp\u003eThe tidal streams supplement, which contains high quality diagrams to provide mariners with information about the tidal conditions in the Straits, has now been incorporated into the book as an annex. Additionally, copies of the Pre-Entry Bridge Team Meeting Checklist have been inserted as perforated pages that can be torn out for ease of use. This edition also includes a handy bookmark with QR codes linking to useful PDF downloads, such as Port Marine Circulars.\u003c\/p\u003e\u003cp\u003eInformation is also taken from appropriate nautical publications and from:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRules for Vessels Navigating through the Straits of Malacca and Singapore\u003c\/li\u003e\n\u003cli\u003eSTRAITREP - Mandatory Reporting Procedures\u003c\/li\u003e\n\u003cli\u003ePort Marine Circulars (Singapore)\u003c\/li\u003e\n\u003cli\u003eIMO assembly resolutions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eContents Listing\u003c\/h4\u003e\u003cp\u003ePreface\u003c\/p\u003e\u003cp\u003eAcknowledgements\u003c\/p\u003e\u003cp\u003eNotices\u003c\/p\u003e\u003cp\u003eList of Abbreviations\u003c\/p\u003e\u003cp\u003eNote on Spellings\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePART 1 Background and Supporting Notes to the Guide\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e1.1 Introduction\u003c\/p\u003e\u003cp\u003e1.2 Master?s Guidance for Arriving Ships (Notification and Papers)\u003c\/p\u003e\u003cp\u003e1.3 Current Status of Port Development\u003c\/p\u003e\u003cp\u003e1.4 Under Keel Clearance (UKC)\u003c\/p\u003e\u003cp\u003e1.4.1 3.5 m UKC Rule Throughout the SOMS\u003c\/p\u003e\u003cp\u003e1.4.2 Background to the 3.5 m UKC Value for the SOMS\u003c\/p\u003e\u003cp\u003e1.4.3 Background to the 4.0 m Recommended UKC at Eastern Bank\u003c\/p\u003e\u003cp\u003e1.4.4 UKC Requirement for the SOMS and Eastern Bank\u003c\/p\u003e\u003cp\u003e1.4.5 Graph of Predicted Squat for Large Ships\u003c\/p\u003e\u003cp\u003e1.5 Key Depths Eastbound and Westbound\u003c\/p\u003e\u003cp\u003e1.5.1 Key Depths - Eastbound ('Controlling Depths' and 'Spot Depths')\u003c\/p\u003e\u003cp\u003e1.5.2 Key Depths - Eastbound (Chart Overview)\u003c\/p\u003e\u003cp\u003e1.5.3 UKC Considerations when Planning a Transit over 'Eastern Bank'\u003c\/p\u003e\u003cp\u003e1.5.4 Westbound Deep Draught Vessels (Key Depths)\u003c\/p\u003e\u003cp\u003e1.5.5 Sandwaves\u003c\/p\u003e\u003cp\u003e1.5.6 Key Depths - Westbound (Chart Overview)\u003c\/p\u003e\u003cp\u003e1.6 Ship Traffic Management Systems in the SOMS\u003c\/p\u003e\u003cp\u003e1.6.1 'Just in Time' Platform\u003c\/p\u003e\u003cp\u003e1.6.2 STRAITREP - Mandatory Reporting Procedures\u003c\/p\u003e\u003cp\u003e1.6.3 Reporting Requirements for Vessels Calling at Singapore\u003c\/p\u003e\u003cp\u003e1.7 Passage Planning\u003c\/p\u003e\u003cp\u003e1.7.1 Error Management\u003c\/p\u003e\u003cp\u003e1.7.2 Preparations for Planning\u003c\/p\u003e\u003cp\u003e1.7.3 Preparing the Plan\u003c\/p\u003e\u003cp\u003e1.7.4 Preparing ECDIS\u003c\/p\u003e\u003cp\u003e1.7.5 SOMS Pre-Entry Bridge Team Meeting\u003c\/p\u003e\u003cp\u003e1.7.6 Video Brief of East and West Passages in the SOMS\u003c\/p\u003e\u003cp\u003e1.7.7 Charts and Nautical Publications\u003c\/p\u003e\u003cp\u003e1.8 Practical Guidance for the Transit\u003c\/p\u003e\u003cp\u003e1.8.1 Bridge Manning Levels\u003c\/p\u003e\u003cp\u003e1.8.2 Engine Room Manning Levels\u003c\/p\u003e\u003cp\u003e1.8.3 Use of Engines\u003c\/p\u003e\u003cp\u003e1.8.4 Speed of VLCCs and Deep Draught Vessels\u003c\/p\u003e\u003cp\u003e1.8.5 Monitoring the Passage Plan\u003c\/p\u003e\u003cp\u003e1.8.6 Traffic\u003c\/p\u003e\u003cp\u003e1.8.6.1 Fishing Vessels\u003c\/p\u003e\u003cp\u003e1.8.6.2 Ferries\u003c\/p\u003e\u003cp\u003e1.8.6.3 Tugs and Tows\u003c\/p\u003e\u003cp\u003e1.8.6.4 Deep Draught Vessels\u003c\/p\u003e\u003cp\u003e1.8.6.5 Container Vessels\u003c\/p\u003e\u003cp\u003e1.8.6.6 Reclamation or 'Mosquito' Barges\u003c\/p\u003e\u003cp\u003e1.8.7 Pilot Boarding Grounds in the Port of Singapore\u003c\/p\u003e\u003cp\u003e1.8.7.1 Calling 'Singapore Pilots' for Ships Arriving at Singapore\u003c\/p\u003e\u003cp\u003e1.8.7.2 Pilot Boats\u003c\/p\u003e\u003cp\u003e1.8.7.3 Pilot Resources\u003c\/p\u003e\u003cp\u003e1.8.7.4 Pilot Transfer Arrangements\u003c\/p\u003e\u003cp\u003e1.8.8 Voluntary Pilotage Services (VPS) - Straits of Malacca and Singapore\u003c\/p\u003e\u003cp\u003e1.8.9 Deep Draught Vessel - Transit Details Broadcast via NAVTEX\u003c\/p\u003e\u003cp\u003e1.8.10 Storing in Transit\u003c\/p\u003e\u003cp\u003e1.8.11 Bunkers\u003c\/p\u003e\u003cp\u003e1.8.12 AIS\u003c\/p\u003e\u003cp\u003e1.8.13 VHF Communication and Collision Avoidance\u003c\/p\u003e\u003cp\u003e1.8.14 Example Tidal Window Calculation\u003c\/p\u003e\u003cp\u003e1.8.15 Currents and Tidal Streams\u003c\/p\u003e\u003cp\u003e1.8.16 Batu Berhanti and Tidal Streams in that Area\u003c\/p\u003e\u003cp\u003e1.8.17 Advice when Navigating in the Vicinity of Batu Berhanti\u003c\/p\u003e\u003cp\u003e1.8.18 Tidal Streams in the Vicinity of Batu Berhanti\u003c\/p\u003e\u003cp\u003e1.8.19 Aids to Navigation\u003c\/p\u003e\u003cp\u003e1.8.20 Crossing the TSS and Precautionary Areas During Hours of Darkness\u003c\/p\u003e\u003cp\u003e1.9 Weather (Monsoon Seasons and Haze)\u003c\/p\u003e\u003cp\u003e1.10 Security: Piracy and Armed Robbery\u003c\/p\u003e\u003cp\u003e1.11 Singapore Anchorages\u003c\/p\u003e\u003cp\u003e1.11.1 Detentions of Ships Anchoring OPL in Indonesian and Malaysian Waters\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePART 2 Case Studies: Groundings, Collisions and High Vigilance Areas (Case Studies)\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e2.1 Grounding and Collision Statistics\u003c\/p\u003e\u003cp\u003e2.2 Areas of Highest Potential for Risk of Collision\u003c\/p\u003e\u003cp\u003e2.3 Causes of Collisions in the SOMS\u003c\/p\u003e\u003cp\u003e2.4 Grounding and Collision Case Studies\u003c\/p\u003e\u003cp\u003e2.5 High Vigilance Areas (HVAs)\u003c\/p\u003e\u003cp\u003e2.5.1 Introduction to HVAs in the SOMS\u003c\/p\u003e\u003cp\u003e2.6 High Vigilance Areas (HVAs) - Eastbound\u003c\/p\u003e\u003cp\u003e2.6.1 Eastbound Crossing Precautionary Area to Western Boarding Ground 'A' (PWBGA)\u003c\/p\u003e\u003cp\u003e2.6.2 Eastbound Turning in Towards Eastern Boarding Ground 'A' (PEBGA)\u003c\/p\u003e\u003cp\u003e2.6.3 Eastbound to Eastern Boarding Ground 'B' (PEBGB)\u003c\/p\u003e\u003cp\u003e2.7 High Vigilance Areas (HVAs) - Westbound\u003c\/p\u003e\u003cp\u003e2.7.1 Westbound - Transiting the TSS South of Tanjung Ayam\u003c\/p\u003e\u003cp\u003e2.7.2 Westbound to Eastern Boarding Ground 'C' (PEBGC)\u003c\/p\u003e\u003cp\u003e2.7.3 Westbound in Vicinity of Eastern Boarding Ground 'A' (PEBGA)\u003c\/p\u003e\u003cp\u003e2.7.4 Westbound Transit in the Vicinity of Southern Boarding Ground (PSBG)\u003c\/p\u003e\u003cp\u003e2.7.5 Westbound Transit in the Vicinity of North Nipa Bn\u003c\/p\u003e\u003cp\u003e2.7.6 Westbound - Mudah Selatan\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePART 3 Passage Notes\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e3.1 Eastbound Passage Notes - Malacca Strait and Singapore Straits\u003c\/p\u003e\u003cp\u003e3.2 Westbound Passage Notes - Singapore Straits and Malacca Strait\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePART 4 Annexes\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eAnnex 1 - Guidance Notes Prior to the Pre-Entry Bridge Team Meeting\u003c\/p\u003e\u003cp\u003eAnnex 2 - Rules for Vessels Navigating through the Straits of Malacca and Singapore\u003c\/p\u003e\u003cp\u003eAnnex 3 - Singapore LNG Terminal (Jurong Island)\u003c\/p\u003e\u003cp\u003eAnnex 4 - Tidal Streams in the Vicinity of Batu Berhanti\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003ch4\u003eAdditional Information\u003c\/h4\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eNumber of Pages: 247\u003c\/p\u003e\u003cp\u003ePublished Date: February 2026\u003c\/p\u003e\u003cp\u003eBook Height: 305 mm\u003c\/p\u003e\u003cp\u003eBook Width: 255 mm\u003c\/p\u003e\u003cp\u003eWeight: 1.9 kg\u003c\/p\u003e\u003cp\u003eAuthor: Witherbys\u003c\/p\u003e","brand":"Witherby Seamanship International","offers":[{"title":"Default Title","offer_id":47540361789685,"sku":"9781918144178","price":449.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0090\/5072\/files\/passage-planning-guide-straits-of-malacca-and-singapore-soms-2026-2027-edition-1218011759.jpg?v=1769214127","url":"https:\/\/www.amnautical.com\/products\/passage-planning-guide-straits-of-malacca-2026","provider":"American Nautical Services","version":"1.0","type":"link"}