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Rove Tunnel

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The Rove Tunnel ( French : Tunnel du Rove ) is a currently out-of-use canal tunnel in Southern France that connected the 16th arrondissement of Marseille to the Étang de Berre in the Bouches-du-Rhône department from 1927 to 1963. It allowed for waterway transport avoiding the Mediterranean Sea towards the Rhône within the larger Canal de Marseille au Rhône . With a length of 7,120 metres (23,360 ft) it was a major work of civil engineering; it remains the longest canal tunnel in the world.

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22-602: The tunnel was the most challenging section of the Canal de Marseille au Rhône , which connected Marseille to the Rhône river. The canal has a total length of 81 kilometres (50 mi). The tunnel starts near the village of Le Rove ; it provides a sea level passage through the 278 m (912 ft) maximum altitude Chaîne de l'Estaque  [ fr ] . The tunnel is 7,120 m (23,360 ft) long, 22 m (72 ft) wide and 11.4 m (37 ft) high. The water depth

44-477: A basic sales tax of 0.1% on all transactions, both wholesale and retail. In addition, there would be retail taxes of 5% on non-essential goods and 10% on luxury goods. By decree of 6 September 1917 Thierry created a supervisory committee for colonial banks. After leaving the government Thierry was appointed temporary Ambassador to Spain in place of Léon Geoffray , where he convinced the Spanish government to take

66-522: A new national industry." During World War I (1914–18) Aristide Briand appointed him Under-secretary of State for War responsible for military supplies from 1 July 1915 to 12 December 1916. On 7 May 1916 Thierry assisted Marcel Sembat , Minister of Public Works, in inaugurating the Rove Tunnel and the first two cranes of Port-de-Bouc . The tunnel was the most challenging section of the Canal de Marseille au Rhône , which would connect Marseille to

88-414: Is 4 m (13 ft). It remains the biggest canal tunnel in the world, as far as shipping canals are concerned. As a part of the Canal de Marseille au Rhône , it used to connect the Étang de Berre in the north with L'Estaque in the south, both hosting a part of Marseille's industrial harbour . The possibility of building a canal tunnel had been discussed for many years. A proposal was developed for

110-476: The Rhône river. After many delays, the canal was finally opened to traffic in April 1927. Thierry was Minister of Finance from 20 March 1917 to 7 September 1917 under Alexandre Ribot . Thierry was described as "the rare Third Republic politician who was qualified to deal with financial and commercial questions." He was Minister of Finance at a time when the offensive of General Robert Nivelle had failed and

132-876: The Rove Tunnel in 1963. The canal has a total length of 81 kilometres (50 mi) from Marseille to Arles. The canal consists of the Rove Tunnel from the harbor on the Mediterranean, the section leading to the Étang de Berre , the Bouc à Martigues canal (or Caronte canal), the Rhône à Fos canal and the Saint-Louis canal. There are two channels at Martigues, the Gallifet canal and the Baussengue canal, used only for recreational boats. Martigues island, between

154-653: The London Conference, where France negotiated an easing of prohibitions on foreign trade in the agreement of 6 July 1917. Thierry was named in the law of 31 July 1917, which continued the fiscal reform that was caused by the introduction of income tax. He prepared a budget for "ordinary" non-war government spending. The top marginal income tax rate was to increase from 10% to 12.5% and then to 20%. In addition, he introduced taxes on income from business (4.5%), agriculture (3.75%), employment (3.75%), professional fees (3.75%) and revenue from capital (4%). He also proposed

176-548: The Marseille Chamber of Commerce in 1879 by the engineer Guérard, but no action was taken until an act of 24 December 1903 authorised the project. The initial plan was for an 18 metres (59 ft) wide tunnel, which would only allow one-way traffic at any time, but this was later increased to 22 metres (72 ft) for two-way traffic despite the increase in cost. Preparatory work began in 1906. Underground work began in 1910, using compressed air hammers to break through

198-517: The Rove Tunnel and the first two cranes of Port-de-Bouc . After many delays, the full canal was finally opened to traffic in April 1927. It was closed in 1963 after a section of the tunnel collapsed. Joseph Thierry Joseph Marie Philippe Thierry (2 March 1857 – 22 September 1918) was a French lawyer and politician. He was deputy for Bouches-du-Rhône from 1898 to 1918. He was Minister of Public Works in 1913 and Minister of Finance in 1917. As Minister of Finance he introduced reforms that made

220-586: The bill separating the Church and State. In 1903 Thierry was among a group of right-wing members of the Progressistes who formed the new Fédération républicaine (FR), a party of the center-right. Other founders included liberal opponents of the second empire and dedicated republicans such as Alexandre Ribot , Jules Méline , Henri Barboux and Édouard Aynard . The organization was militantly republican, but socially conservative. From 1906 to 1911 Thierry

242-483: The cabinet of Louis Barthou . As a Progressist he was attacked by the Radicals, who considered that he was a reactionary. In 1913 Thierry introduced a bill, which was passed, to allow airships to fly over private property. The landowner could no longer claim rights to the airspace, but could claim for any damages caused to the airship. Thierry said the purpose was "while protecting the public, not to injure in any way

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264-475: The centrist Gauche démocratique parliamentary group. The Méline tariff of 11 January 1892, named after its author Jules Méline , was a protectionist tariff that aimed to ensure that French colonies sold to France and bought from France rather than trading with other countries. It drew mounting criticism from colonial businessmen who thought it retarded economic growth. As rapporteur for the standing parliamentary commission on customs, in 1910 Thierry represented

286-483: The engineer Guérard, but no action was taken until an act of 24 December 1903 authorized the project. The initial plan was for an 18 metres (59 ft) wide tunnel, which would only allow one-way traffic at any time, but this was later increased to 22 metres (72 ft) for two-way traffic despite the increase in cost. Preparatory work began in 1906. On 7 May 1916 Marcel Sembat , Minister of Public Works, and Joseph Thierry , Under-secretary of State for War, inaugurated

308-479: The full canal was finally opened to traffic on 25 April 1927. Water had been flowing through it since 1925. It was closed in 1963 after a section of the tunnel collapsed. Canal de Marseille au Rh%C3%B4ne The Canal de Marseille au Rhône connects the Mediterranean Sea at Marseille to the Rhône at Arles . The section between Marignane and Marseille has been closed since the collapse of

330-858: The newly introduced income tax more progressive . Joseph Marie Philippe Thierry was born on 20 March 1857 in Haguenau , Bas-Rhin. He was the son of the last French mayor of Haguenau before the Franco-Prussian War of 1870. His family was expelled by the Germans and took refuge in Marseille , where Joseph Thierry began to study Law. He went on to the faculties of Law in Aix-en-Provence and Paris. He became an attorney in Marseille specializing in commercial and financial cases. Thierry

352-429: The outbreak of war, as well as German prisoners of war. On 19 February 1916 the central plug separating the north and south sections at 4,710 metres (15,450 ft) from the south portal was removed by dynamite. On 7 May 1916 Marcel Sembat , Minister of Public Works, accompanied by Joseph Thierry , Undersecretary of State for War, inaugurated the Rove Tunnel and the first two cranes of Port-de-Bouc . After many delays,

374-418: The rock. The contractor simultaneously worked from the south and from the north, and on a ventilation tunnel. Geological studies had not indicated any aquifer, but in fact the work was seriously affected by various irruptions of water. Work accelerated after the declaration of World War I on 1 August 1914. The labourers included Spanish and Portuguese nationals, who replaced Italians recalled to their country at

396-411: The two canals, is divided by the small canal of Saint-Sébastien, which runs along its length. The complex of waterways at Martigues has led to its being called the "Venice of Provence". The possibility of building a canal with a tunnel through the chaîne de l'Estaque to the northwest of Marseille had been discussed for many years. A proposal was developed for the Marseille Chamber of Commerce in 1879 by

418-457: The views of the reformist Fédération Intercolonial to an inter-ministry committee that had been set up "to fix the basis for the establishment of a colonial customs regime more favorable to the economic development of our colonies." The committee submitted its report on 23 February 1910. The reformists had been ignored and the protectionist Méline tariff was reconfirmed. Thierry was Minister of Public Works from 22 March 1913 to 2 December 1913 in

440-470: The war seemed to be in a stalemate. He continued the policies of his predecessor Alexandre Ribot, who had been promoted to president of the council. Thierry strengthened controls of foods, particularly wheat and sugar, made insurance against marine war risks compulsory, increased the salaries of civil servants due to the high cost of living, and prepared for the introduction of exchange controls. Thierry accompanied Étienne Clémentel , Minister of Commerce, to

462-514: Was elected deputy for Bouches-du-Rhône representing the 3rd district of Marseille on 22 March 1898 in the first round. He was reelected in the first round in 1902, 1906, 1910 and 1914. In the Chamber he was particularly involved in economic issues. He was vice president of the Customs committee from 1902, and president of this committee from 1910 to 1913. He supported free trade. He was opposed to

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484-521: Was president of the FR as successor to the founding president Eugène Motte. Thierry initiated annual party conferences, and managed to increase support for the FR in the provinces. In November 1910 he asked his party to accept the lay laws that Aristide Briand proposed under his "appeasement" policy. In December 1911 Thierry left the FR. Later he joined the Alliance démocratique (ARD). In 1914 Thierry joined

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