Stele in Toulouse Cathedral Pierre-Paul Riquet, Baron de Bonrepos (29 June 1609 (some sources say 1604) – 4 October 1680) was the

engineer Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the l ...

and

canal Canals or artificial waterways are waterways or engineered channels built for drainage management (e.g. flood control and irrigation) or for conveyancing water transport vehicles (e.g. water taxi). They carry free, calm surface flow un ...

-builder responsible for the construction of the

Canal du Midi The Canal du Midi (; ) is a long canal in Southern France (french: le Midi). Originally named the ''Canal royal en Languedoc'' (Royal Canal in Languedoc) and renamed by French revolutionaries to ''Canal du Midi'' in 1789, the canal is considere ...

Background

Paul Riquet was born in

Béziers Béziers (; oc, Besièrs) is a Subprefectures in France, subprefecture of the Hérault Departments of France, department in the Occitania (administrative region), Occitanie Regions of France, region of Southern France. Every August Béziers hos ...

Hérault Hérault (; oc, Erau, ) is a department of the region of Occitania, Southern France. Named after the Hérault River, its prefecture is Montpellier. It had a population of 1,175,623 in 2019.France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

, the eldest son of solicitor, state prosecutor and businessman Guillaume Riquet. As a youth, Riquet was only interested in

mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

and

science Science is a systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earliest archeological evidence for ...

. He married Catherine de Milhau at age 19. As a '' fermier général'' ("farmer-general") of Languedoc-Roussillon, he was a

tax farmer Farming or tax-farming is a technique of financial management in which the management of a variable revenue stream is assigned by legal contract to a third party and the holder of the revenue stream receives fixed periodic rents from the contract ...

responsible for the collection and administration of the

gabelle The ''gabelle'' () was a very unpopular tax on salt in France that was established during the mid-14th century and lasted, with brief lapses and revisions, until 1946. The term ''gabelle'' is derived from the Italian ''gabella'' (a duty), itself ...

(salt tax) in

Languedoc The Province of Languedoc (; , ; oc, Lengadòc ) is a former province of France. Most of its territory is now contained in the modern-day region of Occitanie in Southern France. Its capital city was Toulouse. It had an area of approximately ...

. He was appointed collector in 1630, and was also a munitions provider to the Catalan Army. Riquet became wealthy and was given permission by the King to levy his own taxes. This gave him greater wealth, which allowed him to execute grand projects with technical expertise.

The Canal du Midi

Riquet is the man responsible for building the 240-kilometre-long artificial

waterway A waterway is any navigable body of water. Broad distinctions are useful to avoid ambiguity, and disambiguation will be of varying importance depending on the nuance of the equivalent word in other languages. A first distinction is necessary b ...

that links the southern coast of France to Toulouse to link to the canal/river system that ran across to the

Bay of Biscay The Bay of Biscay (), known in Spain as the Gulf of Biscay ( es, Golfo de Vizcaya, eu, Bizkaiko Golkoa), and in France and some border regions as the Gulf of Gascony (french: Golfe de Gascogne, oc, Golf de Gasconha, br, Pleg-mor Gwaskogn), ...

, one of the great engineering feats of the 17th century. The logistics were immense and complex, so much so that other engineers including the ancient Romans had discussed the idea but not proceeded with it. Even so,

Louis XIV , house = Bourbon , father = Louis XIII , mother = Anne of Austria , birth_date = , birth_place = Château de Saint-Germain-en-Laye, Saint-Germain-en-Laye, France , death_date = , death_place = Palace of Vers ...

was keen for the project to proceed, largely because of the increasing cost and danger of transporting cargo and

trade Trade involves the transfer of goods and services from one person or entity to another, often in exchange for money. Economists refer to a system or network that allows trade as a market. An early form of trade, barter, saw the direct excha ...

around southern

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

where

pirates Piracy is an act of robbery or criminal violence by ship or boat-borne attackers upon another ship or a coastal area, typically with the goal of stealing cargo and other valuable goods. Those who conduct acts of piracy are called pirates, v ...

were common. Planning, financing, and construction of the

completely absorbed Riquet from 1665 forward. Numerous problems occurred, including navigating around many hills and providing a system that would feed the canal with water through the dry summer months. Advances in lock engineering and the creation of a 6 million cubic metre

artificial lake A reservoir (; from French ''réservoir'' ) is an enlarged lake behind a dam. Such a dam may be either artificial, built to store fresh water or it may be a natural formation. Reservoirs can be created in a number of ways, including contro ...

, the Bassin de St. Ferréol which harvested water from streams on the Black Mountain near the Naurouze watershed, provided solutions. The high cost of construction depleted Riquet's personal fortune and the seemingly insurmountable problems caused his sponsors, including

, to lose interest. Riquet's major engineering achievements included the Fonseranes Lock Staircase and the

Malpas Tunnel The Malpas tunnel carries the Canal du Midi under the d'Ensérune hill in Hérault, France. Excavated in 1679, it was Europe's first navigable canal tunnel and is a monument to the determination of Pierre-Paul Riquet, the chief engineer. It is lo ...

, the world's first navigable canal tunnel. The canal was completed in 1681, eight months after Riquet's death. He is buried in the Cathedral Saint-Etienne in

Toulouse Toulouse ( , ; oc, Tolosa ) is the prefecture of the French department of Haute-Garonne and of the larger region of Occitania. The city is on the banks of the River Garonne, from the Mediterranean Sea, from the Atlantic Ocean and from Par ...

References

External links

Béziers – birthplace of Riquet
{{DEFAULTSORT:Riquet, Pierre Paul People from Béziers 1609 births 1680 deaths French canal engineers Canal du Midi Fermiers généraux