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History of the Atlantic Cable & Undersea Communications
from the first submarine cable of 1850 to the worldwide fiber optic network

CS Mercury
by Bill Glover

CS MERCURY

CS Mercury repairing cable

Built 1962 by Cammell Laird & Company, Birkenhead

Length 473.0 ft Breadth 58.7 ft Depth 24.6 ft Gross tonnage 8962

Built for Cable & Wireless specifically to lay the COMPAC and SEACOM cables with HMTS Monarch (4). This was the first cable laying vessel owned by Cable & Wireless or its predecessors. Flagship of the fleet and main cable layer until replaced by Cable Venture. From then on based in the UK for the maintenance of Atlantic cables. Fitted with three tanks with a capacity of 100000 cubic feet or 1100 nm of lightweight cable. Three 10 foot diameter "V" bow sheaves were fitted initially, later replaced with two flat sheaves, and a stern chute was fitted to allow laying of repeaters. Seriously damaged after a fire in the engine room in 1996 while moored at Bristol. Scrapped in 1997.

CS Mercury taking on cable at the SCL premises
at Enderby's Wharf, Greenwich, London [1960s]

Above image courtesy of Cyril Malyon; scan by Jim Jones

CABLE WORK

1962 COMPAC
1964 SEACOM
1966 British Virgin Islands - Bermuda
1969 SAT 1 Portugal - Ascension - Cape Town
See David Watson's story of cable repairs on SAT 1
1971

CANBER Nova Scotia - Bermuda
Jamaica - Cayman Islands

1972

Italy - Algeria
PENCAN 2 Spain - Gran Canaria

1973

CANTAT 2 Canada - UK
BRACAN 1 Brazil - Gran Canaria
See David Watson's story of cable loading and laying on CANTAT

1974 BARO Spain - Italy
1975

TASMAN Australia - New Zealand
UK - Spain

1976 Italy - Turkey
1977

OLUHO Luzon - Hong Kong
ASEAN Singapore - Luzon

1978

COLUMBUS Venezuela - Spain
Barcelona - Majorca

1982 ANZCAN Norfolk Island - New Zealand
1983 ANZCAN
1988 PTAT 1
1989-95 Various optical fibre cables worldwide
1992 TAT 11
1995 ECFS East Caribbean Fibre Optic System.

Model of CS Mercury at the Porthcurno Telegraph Museum
Photograph copyright © 2005 by David Howard

Mercury loading cable at Southampton Docks

Copyright © 2007 FTL Design

Last revised: 11 May, 2007

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Research Material Needed

The Atlantic Cable website is non-commercial, and its mission is to make available on line as much information as possible.

You can help - if you have cable material, old or new, please contact me. Cable samples, instruments, documents, brochures, souvenir books, photographs, family stories, all are valuable to researchers and historians.

If you have any cable-related items that you could photograph, copy, scan, loan, or sell, please email me: billb@ftldesign.com