4. Fixed crops
4.1 Infiltration-percolation: principle
Infiltration-percolation of wastewater (figures 6 , 7 and 8 ) is a treatment technique that consists of passing wastewater through an aerobic biological filter on a fine granular medium. This process is carried out by conveying the wastewater in a staggered manner over a number of specially designed infiltration zones.
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Fixed crops
Vertical flow planted filters
Bibliography
Websites
Eaufrance – The public water information service
eCompendium – A tool for planning sanitation solutions for the different phases of an emergency.
https://www.emersan-compendium.org/fr/
...
Standards and norms
- Wastewater treatment plants – Part 1: General principles of construction: specifies the general principles of design, construction and installation of technical equipment for wastewater treatment plants. - NF EN 12255-1 - avril 2002
- Wastewater treatment plants – Part 3: Pretreatments: specifies applications, procedures and performance requirements for raw wastewater pretreatments. - NF EN 12255-3 - avril 2001 ...
Regulations
Directive no. 91/271/EEC of May 21, 1991 concerning urban waste-water treatment.
Law no. 92-3 of January 3, 1992 on water.
Decree no. 94-469 of June 3, 1994 on wastewater collection and treatment. Repealed by Decree n°2000-318 of April 7, 2000.
Décret n° 2006-503 du 2 mai 2006 relatif à la collecte et au traitement des eaux usées mentionnées aux articles...
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