The men who engineered the earthworks

Published on 7 February 2008

The men who engineered the earthworks

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earthworks09_cle769382.jpg
Labourer with pick and shovel - Landowner
Photo: Razel company (Sculptor - Carlier)
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earthworks10_cle738d41.jpg
Ferdinand de LESSEPS 1805-1894) Photo Razel company

The labourers
- Peasants of Mesopotamia and the Nile
- Roman legionary
- Labourer with pick and shovel
- Platelayer
- Machine driver: a landowner.

Some great men
- Hercules cleaned the Augean stables by diverting the River Alpheus.
- Leonardo da Vinci (1500) worked on machines for excavating, lifting and dredging.
- Charles de Coulomb (1773) is the forerunner of soil mechanics.
- Ferdinand de Lesseps (1850) excavated the Suez Canal with excavators on rails.
- Léon Lalanne (1879) for a calculus of earth movements.
- René Razel (1927) with the introduction of caterpillar tractors and draglines in France.
- Karl von Terzaghi, father of soil mechanics.
- Jean Lehouérou-Kérisel (1950) with soil mechanics in France.