Passage Planning Guide – Straits of Malacca & Singapore (SOMS), 8th Edition 2021


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Title: Passage Planning Guide – Straits of Malacca and Singapore (SOMS) (PPG – SOMS 2021 Edition)
Edition: 2021 Edition
Product Code: IT103565
ISBN: ISBN 13: 978-1-85609-950-9
Published Date: November 2020
Binding Format: Hardback Spiro
Weight: 2.00 kg

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Passage Planning Guide – Straits of Malacca & Singapore (SOMS), 8th Edition 2021

Since the first edition of this guide was published, concern among the coastal States, major cargo importers, ship owners and shipmasters regarding navigational safety in the Straits has continued. The Straits remain one of the busiest and most congested seaways in the world and the carriage of cargoes in this region increases year on year. The interest and participation of all continues today managed by Witherby Publishing Group, working together with marine advisors who work on a daily basis in the Straits, Pilots, local Navigation Superintendents and Shipmasters transiting the Straits.


PART 1 – Background and Supporting Notes to the Guide

1.1 Introduction

1.1.1 Explanation of Routes Shown on the Chartlets in this Guide

1.2 Current Status of Singapore Port Development

1.3 Background to Navigational Safety in the Straits of Malacca and Singapore (SOMS)

1.3.1 The Co-operative Mechanism for the SOMS

1.3.2 Other Initiatives in the Region

1.4 Under Keel Clearance (UKC)

1.5 Preparing ECDIS

1.6 Controlling Depths Eastbound and Westbound

1.6.1 Eastbound Deep Draught Vessels (Controlling Depths)

1.6.2 Controlling Depths – Eastbound (Chart Overview)

1.6.3 UKC Considerations in Planning for a Transit over ‘Eastern Bank’

1.6.4 Westbound Deep Draught Vessels (Controlling Depths)

1.6.5 Sandwaves

1.6.6 Controlling Depths – Westbound (Chart Overview)

1.7 Ship Traffic Management Systems in the SOMS

1.8 Passage Planning Guidance

1.8.1 Purpose of Passage Planning

1.8.2 Error Management

1.8.3 Preparations for the Plan

1.8.4 Preparing the Plan

1.8.5 Preparing Charts

1.8.6 Preparing or Amending Passage Notes

1.8.7 SOMS Pre-Entry Bridge Team Meeting

1.8.8 Video Brief of East and West Passages in the SOMS

1.8.9 Monitoring the Passage Plan

1.9 Practical Guidance for the Transit

1.9.1 Bridge Manning Levels

1.9.2 Engine Room Manning Levels

1.9.3 Speed of VLCCs and Deep Draught Vessels

1.9.4 Use of Engines

1.9.5 Traffic

1.9.6 Fishing Vessels and Tugs Operating in the SOMS

1.9.7 Pilot Boarding Grounds in Singapore

1.9.8 Storing in Transit

1.9.9 Singapore Anchorages

1.9.10 Bunkers

1.9.11 AIS

1.9.12 VHF Communication and Collision Avoidance

1.9.13 Example Tidal Window Calculation

1.9.14 Currents and Tidal Streams

1.9.15 Batu Berhanti and Tidal Streams in that Area

1.9.16 Visual Navigational Aids

1.9.17 Weather, Monsoon Seasons and Haze

1.9.18 Marine Advisory Service – Straits of Malacca and Singapore

1.9.19 Pirate Activity and Security

1.10 References



Part 2 – Grounding and Collision Case Studies and Traffic Hotspots

2.1 Grounding and Collision Statistics

2.2 Main Areas of Potential Collision Risk

2.3 Where are the Highest Areas Where Risk of Collision Could Occur

2.4 Causes of Collisions in the SOMS

2.5 Grounding and Collision Case Studies

2.5.1 Grounding of the ‘Maersk Kendal’ – September 2009

2.5.2 Collision Between the ‘Beks Halil’ and the ‘Thuan My’ – March 2013

2.5.3 Collision Between the ‘Atlantic Hero’ and the ‘Oriental Pioneer’ – July 2013

2.5.4 Three Collisions – January/February 2014

2.5.5 Collision Between the ‘Thorco Cloud’ and the ‘Stolt Commitment’ – December 2015

2.5.6 Collision Between the ‘MSC Alexandra’ and the ‘Dream II’ – August 2016

2.5.7 Grounding of the ‘MV Umm Salal’ 2.45 nm South of One Fathom Bank – April 2017

2.5.8 Collision Between the ‘Gortynia’ and the ‘DZ Qingdao’ – May 2017

2.5.9 Collision Between the ‘USS John S McCain’ and the ‘Alnic MC’ – August 2017

2.5.10 Collision Between the ‘Kartika Segara’ and the ‘JBB De Rong’ – September 2017

2.6 Traffic Hotspots

2.6.1 Introduction to Traffic Hotspots in the SOMS

2.7 Traffic Hotspots – Eastbound

2.7.1 Eastbound Crossing Precautionary Area to Western Boarding Ground ‘A’ (PWBGA)

2.7.2 Eastbound Turning in Towards Eastern Boarding Ground ‘A’ (PEBGA)

2.7.3 Eastbound to Eastern Boarding Ground ‘B’ (PEBGB)

2.8 Traffic Hotspots – Westbound

2.8.1 Westbound – Transiting in Vicinity of Vopak Terminal and Precautionary Area

2.8.2 Westbound to Eastern Boarding Ground ‘C’ (PEBGC)

2.8.3 Westbound in Vicinity of Eastern Boarding Ground ‘A’ (PEBGA)

2.8.4 Westbound Transit in the Vicinity of Southern Boarding Ground (PSBG)

2.8.5 Westbound Transit in the Vicinity of North Nipa Bn


PART 3 – Passage Notes

3.1 Eastbound Passage Notes – Malacca Strait and Singapore Straits

3.2 Westbound Passage Notes – Singapore Straits and Malacca Strait


PART 4 – Annexes

Annex 1 – Guidance Notes Prior to the Pre-Entry Bridge Team Meeting

Annex 2 – Rules for Vessels Navigating through the Straits of Malacca and Singapore

Annex 3 – Recommendatory Measure for Vessels Crossing the Traffic Separation Scheme (TSS) and Precautionary Areas in the Singapore Strait During Hours of Darkness

Annex 4 – STRAITREP – Mandatory Reporting Procedures

Annex 5 – Port Reporting Systems

Annex 6 – Anchorage Locations off Singapore

Annex 7 – Reporting Procedures for Vessels Manoeuvring in Port

Annex 8 – IMO Resolution A.893(21) – Guidelines for Voyage Planning

Annex 9 – Prohibition of Anchoring in the Straits of Malacca and Singapore

Annex 10 – Singapore LNG Terminal (Jurong Island)

Annex 11 – Revision of Singapore Eastern Pilot Boarding Grounds

Annex 12 – 36-Hour Limit on Anchorage Stays in Singapore (without activity)

Annex 13 – Port Marine Circular No 19 of 2017

Annex 14 – Port Marine Circular No 9 of 2018


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