Phoenix Breakwater
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The Phoenix breakwaters were a set of reinforced concrete caissons built as part of the artificial Mulberry harbours that were assembled as part of the preparations for the
Normandy landings The Normandy landings were the landing operations and associated airborne operations on Tuesday, 6 June 1944 of the Allies of World War II, Allied invasion of Normandy in Operation Overlord during World War II. Codenamed Operation Neptune and ...
during World War II. They were constructed by civil engineering contractors around the coast of Britain. They were collected at
Dungeness Dungeness () is a headland on the coast of Kent, England, formed largely of a shingle beach in the form of a cuspate foreland. It shelters a large area of low-lying land, Romney Marsh. Dungeness spans Dungeness Nuclear Power Station, the hamlet ...
and
Selsey Selsey is a seaside town and civil parish, about eight miles (12 km) south of Chichester in West Sussex, England. Selsey lies at the southernmost point of the Manhood Peninsula, almost cut off from mainland Sussex by the sea. It is bounde ...
, and then towed by
tugboats A tugboat or tug is a marine vessel that manoeuvres other vessels by pushing or pulling them, with direct contact or a tow line. These boats typically tug ships in circumstances where they cannot or should not move under their own power, su ...
across the
English Channel The English Channel, "The Sleeve"; nrf, la Maunche, "The Sleeve" (Cotentinais) or ( Jèrriais), (Guernésiais), "The Channel"; br, Mor Breizh, "Sea of Brittany"; cy, Môr Udd, "Lord's Sea"; kw, Mor Bretannek, "British Sea"; nl, Het Kana ...
and sunk to form the Mulberry harbour breakwaters replacing the initial " Gooseberry" block ships. Caissons were added in the autumn of 1944 to reinforce the existing structure to cope with the harbour continuing in use longer than planned. Several Phoenix breakwaters still exist in Britain: two are part of the harbour off Castletown at Portland Harbour in
Dorset Dorset ( ; archaically: Dorsetshire , ) is a county in South West England on the English Channel coast. The ceremonial county comprises the unitary authority areas of Bournemouth, Christchurch and Poole and Dorset. Covering an area of , ...
, and two can be dived in less than 10 metres of water off
Pagham Pagham is a coastal village and civil parish in the Arun district of West Sussex, England, with a population of around 6,100. It lies about two miles to the west of Bognor Regis. Governance Pagham is part of the electoral ward called Pagham a ...
in
West Sussex West Sussex is a county in South East England on the English Channel coast. The ceremonial county comprises the shire districts of Adur, Arun, Chichester, Horsham, and Mid Sussex, and the boroughs of Crawley and Worthing. Covering an ...
. There is also a smaller Phoenix Caisson (type C) in
Langstone Harbour Langstone Harbour is a biological Site of Special Scientific Interest in Hampshire. It is an inlet of the English Channel in Hampshire, sandwiched between Portsea Island to the south and west, Hayling Island to the south and east, and Lan ...
in
Hampshire Hampshire (, ; abbreviated to Hants) is a ceremonial and non-metropolitan county in western South East England on the coast of the English Channel. Home to two major English cities on its south coast, Southampton and Portsmouth, Hampshire ...
. A wrecked Phoenix breakwater is also to be seen, broken in two, in the
Thames The River Thames ( ), known alternatively in parts as the River Isis, is a river that flows through southern England including London. At , it is the longest river entirely in England and the second-longest in the United Kingdom, after the R ...
estuary off Shoeburyness in
Essex Essex () is a county in the East of England. One of the home counties, it borders Suffolk and Cambridgeshire to the north, the North Sea to the east, Hertfordshire to the west, Kent across the estuary of the River Thames to the south, and Grea ...
. It broke while being towed from Harwich in June 1944. To avoid it causing a hazard to shipping in the Thames estuary, it was beached on the mud on the northern edge of the Thames dredged shipping channel. It is about a mile from the beach. It is not quite covered at high tide, but it is topped by a beacon to warn shipping of its presence. Several Phoenix breakwaters were used in the
Netherlands ) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherl ...
to plug gaps in the dykes, four of them for a dyke at
Ouwerkerk Ouwerkerk is a village in the southwest Netherlands. It is located in the municipality of Schouwen-Duiveland, Zeeland about 60 km south of Rotterdam. History Ouwerkerk is the oldest village of the former island of Duiveland, possibly founde ...
after the North Sea Flood of 1 February 1953. These four have now been converted into a museum for the floods called the
Watersnoodmuseum The Watersnoodmuseum or Flood Museum in Ouwerkerk, Netherlands is the "National Knowledge and Remembrance Centre for the Floods of 1953" and offers an in-depth picture of the events during and after the flood of 1 February 1953. The museum was o ...
. One can walk through the four caissons. Two of the Phoenix breakwaters were sold to Sweden in 1949, initially towed to Frihamnen port in Stockholm and moved on 20 September 1956 to the newly-built heat and power plant in
Hässelby Hässelby is a Swedish town that is a part of Hässelby-Vällingby in the city of Stockholm, Sweden, comprising the suburban areas Hässelby Gård, Hässelby Strand and Hässelby Villastad. The territory also corresponds to Hässelby parish in ...
where they remain as of 2021.


See also

* Mulberry harbour


References


External links


The Mulberry Harbour Units, Portland, Dorset

The Watersnoodmuseum, Ouwerkerk, The Netherlands
{{coord, 50, 34, 16, N, 2, 26, 34, W, type:landmark_region:GB, display=title Breakwaters Operation Neptune Buildings and structures in England