<p data-path-to-node="2"><b data-path-to-node="2" data-index-in-node="0">KOLKATA — Capital Dredging Campaign Across Hooghly Estuary Approaches Paired with Dynamic Bathymetric Telemetry Establishes 8.2-Metre Night Fairway Draft to Eliminate Anchorage Dwell for Bay of Bengal Box Feeders</b></p><p data-path-to-node="3" id="p-rc_903ca0827bba3d90-252"><span data-path-to-node="3,0">The Syama Prasad Mookerjee Port, Kolkata (SMPK) has officially completed a capital dredging modernization and hydrographic fairway stabilization initiative across the lower Hooghly River navigation approaches, permanently unlocking round-the-clock, all-weather tidal navigation for commercial container feeder vessels</span><span data-path-to-node="3,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="3,2">. Backed by real-time acoustic hydrographic profiling and dynamic bathymetric monitoring arrays, the riverine upgrade enables cellular boxships drawing up to 8.2 metres to execute nocturnal channel transits and dock safely at the Kolkata Dock System (KDS) and Haldia Dock Complex (HDC) without awaiting daylight high-water windows</span><span data-path-to-node="3,3"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="3,4">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p><p data-path-to-node="4" id="p-rc_903ca0827bba3d90-253"><span data-path-to-node="4,0">Historically, the Hooghly estuary has represented one of the most volatile and complex commercial waterways in South Asia</span><span data-path-to-node="4,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="4,2">. Extreme seasonal siltation, migratory sand shoals across the Auckland and Jellingham bars, and treacherous tidal bores historically constrained feeder navigation to strict, daylight-only tide curves</span><span data-path-to-node="4,3"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="4,4">. Container vessels drawing over 7.0 metres were routinely compelled to idle at Sandheads outer anchorages or Sagar Roads for 12 to 24 hours, burning auxiliary bunkers while waiting for favorable high-tide phases to cross shallow estuarine sills</span><span data-path-to-node="4,5"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="4,6">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p><h5 data-path-to-node="5"><b>Heavy Dredging Execution and Dynamic Fairway Telemetry</b></h5><p data-path-to-node="6">To overcome the estuary’s shifting riverbed morphology and secure consistent depth clearance, SMPK executed an integrated marine engineering and digital hydrographic deployment:</p><ul data-path-to-node="7"><li><p data-path-to-node="7,0,0" id="p-rc_903ca0827bba3d90-254"><span data-path-to-node="7,0,0,0"><b data-path-to-node="7,0,0,0" data-index-in-node="0">Targeted Capital and Scour Dredging:</b> High-capacity Trailing Suction Hopper Dredgers (TSHDs) deployed in coordination with the Dredging Corporation of India Limited (DCIL) and private dredging consortiums excavated over 4.2 million cubic metres of compacted sand and alluvial silt across critical channel bottlenecks</span><span data-path-to-node="7,0,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,0,0,2">. The operations established a sustained navigable fairway bed depth capable of supporting 8.2-metre drafts during all normal nocturnal tidal cycles</span><span data-path-to-node="7,0,0,3"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,0,0,4">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li><li><p data-path-to-node="7,1,0" id="p-rc_903ca0827bba3d90-255"><span data-path-to-node="7,1,0,0"><b data-path-to-node="7,1,0,0" data-index-in-node="0">Dynamic Multi-Beam Sonar Grid:</b> High-precision, differential bathymetric sonar beacons anchored along dynamic shoaling reaches continuously map sediment migration and riverbed contours</span><span data-path-to-node="7,1,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,1,0,2">. Fairway depth profiles are refreshed every 15 minutes, feeding live nautical depth data into the port's centralized Vessel Traffic Management System (VTMS)</span><span data-path-to-node="7,1,0,3"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,1,0,4">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li><li><p data-path-to-node="7,2,0" id="p-rc_903ca0827bba3d90-256"><span data-path-to-node="7,2,0,0"><b data-path-to-node="7,2,0,0" data-index-in-node="0">Encrypted VHF-AIS Bridge Broadcasts:</b> Real-time water elevation contours and dynamic under-keel clearance (RT-UKC) telemetry stream directly to Portable Pilot Units (PPUs) and vessel Electronic Chart Display and Information Systems (ECDIS) via encrypted VHF-AIS relays, giving river pilots instantaneous cross-track and clearance data during nocturnal runs</span><span data-path-to-node="7,2,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,2,0,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li><li><p data-path-to-node="7,3,0" id="p-rc_903ca0827bba3d90-257"><span data-path-to-node="7,3,0,0"><b data-path-to-node="7,3,0,0" data-index-in-node="0">Virtual Navigational Buoy Network:</b> Hydrodynamic smart buoys outfitted with synchronized LED range arrays and acoustic transponders demarcate safe transit ribbons through narrow river bends, ensuring pilotage precision during dense seasonal fog and monsoonal squalls</span><span data-path-to-node="7,3,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="7,3,0,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li></ul><h5 data-path-to-node="8"><b>Slashing Feeder Dwell and Accelerating Subcontinental Supply Lines</b></h5><p data-path-to-node="9" id="p-rc_903ca0827bba3d90-258"><span data-path-to-node="9,0">By eliminating mandatory daytime tide restrictions, SMPK compresses round-trip vessel transit times between the Bay of Bengal outer pilot grounds and Kolkata's inner berths by 18 to 36 hours</span><span data-path-to-node="9,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="9,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p><p data-path-to-node="10">The continuous 24/7 navigation window delivers immediate operational velocity across key regional trade corridors:</p><ul data-path-to-node="11"><li><p data-path-to-node="11,0,0" id="p-rc_903ca0827bba3d90-259"><span data-path-to-node="11,0,0,0"><b data-path-to-node="11,0,0,0" data-index-in-node="0">Direct Southeast Asian Feeder Connections:</b> Dedicated short-sea container shuttles operating high-frequency loops between Kolkata, Haldia, Port Klang, and Singapore can turn around in under 48 hours, eliminating missed transshipment connections and transshipment container rollovers at Southeast Asian mega-hubs</span><span data-path-to-node="11,0,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="11,0,0,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li><li><p data-path-to-node="11,1,0" id="p-rc_903ca0827bba3d90-260"><span data-path-to-node="11,1,0,0"><b data-path-to-node="11,1,0,0" data-index-in-node="0">Cross-Border Waterborne Flows under IBP:</b> Inland and coastal container barges plying the Indo-Bangladesh Protocol (IBP) trade routes—transporting finished steel, industrial machinery, and garment raw materials between Kolkata, Narayanganj, and Mongla—can transit without overnight anchorage stalls, reducing round-trip voyage costs by up to 20%</span><span data-path-to-node="11,1,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="11,1,0,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li><li><p data-path-to-node="11,2,0" id="p-rc_903ca0827bba3d90-261"><span data-path-to-node="11,2,0,0"><b data-path-to-node="11,2,0,0" data-index-in-node="0">Hinterland Transit Security for Nepal and Bhutan:</b> As the principal maritime gateway for landlocked Himalayan economies, Kolkata's continuous navigation capability guarantees on-time rail dispatch of bonded container rakes heading toward Birgunj and Biratnagar dry ports, insulating cross-border supply chains from costly demurrage</span><span data-path-to-node="11,2,0,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="11,2,0,2">.</span><sources-carousel-inline ng-version="0.0.0-PLACEHOLDER" _nghost-ng-c1926620103=""><!----></sources-carousel-inline></p></li></ul><p data-path-to-node="12" id="p-rc_903ca0827bba3d90-262"><span data-path-to-node="12,0">Port authority leadership affirmed that following extensive night-run navigation trials conducted with regional feeder lines, round-the-clock commercial pilotage for 8.2-metre draft vessels has been institutionalized into the permanent port tariff and berthing schedule</span><span data-path-to-node="12,1"><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><source-footnote _nghost-ng-c3417761502="" class="ng-star-inserted"><sup _ngcontent-ng-c3417761502="" class="superscript"><!----></sup></source-footnote><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----></span><span data-path-to-node="12,2">.</span></p>