1 - Facilitating access to water - 1.6. Distributing.

1.6.6. ( E33 ) - Means of rehabilitation of old wells and boreholes.

https://wikiwater.fr/e33-means-of-rehabilitation-of-old

https://app.box.com/s/oq1b18lz1kzuic5l6w280rs2ww4ua5tk

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