SEMINAR ON SUB-MARINE CABLE PROJECT IN BANGLADESH

Presented By: Engr.M.Monwar Hossain (G.M, BTTB) Chief Guest:Prof.Dr.M.Anwarul Azim (Vice-Chancellor,DUET,Gazipur.)

Introduction to Basic concept of Sub-marine cable, it’s International route and maintenance systems. Prepared By:-Dr.Mohammod Abul Kashem Asst.Professor Department of CSE,DUET,Gazipur

World Cables - 1963

World Cables - 1999

Multi-Beam Survey

Sub-Sea Make Up

Route Planning

Cable Installation

20%

Faults by Water Depth

4% 5% 3% 6% 0-100 Metres 100-200 Metres 200-500 Metres 500-1000 Metres 1000-2000 Metres >2000 Metres 62%

Cable System Maintenance Fishing Damage

Cross Section of Cable Types

High fiber counts possible 876 fibers Fiber ribbons Dielectric central member Filled buffer tube Water-blocking material Outer strength members

Branching Unit

Special Equipments for Construction (Cableship Segero)

Main Particulars - Launch : 1998.4

- Gross Ton : 8,300 T - Length :115.8m

- Beam : 20m - Accommodation: 63 - Endurance : 12,000nm

Special Equipments for Construction (Plough) The Plough is designed for the installation and burial submarine cables at same time to the cable protect

Special Equipments for Construction (ROV) Remotely operated vehicles (ROV), plough typed vehicle, can be used for the difficult working area like the junction of cables and of re-burial working after repairing the present cables.

Grapnel

Pacific Rim Connection

Eastern Africa Submarine Cable System (EASSy) Mtunzini Zanzibar Mahajanga

Malaba Zanzibar

Global Connectivity

1 2 3 4 5 6 7 8 9 10 SAT-3/WASC 11 12 13 18 22 21 20 23 SEA ME WE 3 16 25 24 19 14 15 SAFE 17

Strategic Global Coverage

Germany 56 Countries Japan Portugal ATLANTIS-2 (6 Countries) Senegal SEA-ME-WE-3 (35Countries ) Egypt India Malaysia Brazil SAT-3 / WASC (11 Countries ) South Africa EASSy (11 Countries) Australia SAFE (5 Countries)

International Submarine Cable Submarine Cables in North East Asia

Korea-Japan Cable Network

KOREA Pusan

KJCN Map

Fukuoka Kitakyushu Fukuoka Tenjin JAPAN

The End SUB MARINE CABLE’S ISA&D GROUP-CSE,DUET