Passage Planning Guide Malacca And Singapore Straits Pdf May 2026

Over 100,000 vessels pass through these straits annually. You will encounter everything from VLCCs and mega-containerships to small fishing boats and wooden "bumboats."

Navigation is constrained by several critical shoals and wrecks. Large vessels must carefully calculate their Under Keel Clearance (UKC), accounting for "squat" effects in shallow areas. passage planning guide malacca and singapore straits pdf

The region is prone to "Sumatras"—sudden, violent thunderstorms with heavy rain that can reduce visibility to near zero in minutes. Over 100,000 vessels pass through these straits annually

One of the most dangerous aspects is the constant flow of cross-traffic—ferries crossing between Indonesia, Singapore, and Malaysia that intersect the main TSS. passage planning guide malacca and singapore straits pdf