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Percussion drilling

13 bytes added, 01:26, 14 May 2015

→‎Manuals, videos and links

* Water for the World, Technical note series rws 2, USAID 1982 - Technical notes on methods of developing of groundwater, manual drilling techniques. [http://www.lifewater.org/resources/ground_water.html Website Livewater International]. Under 'Cable Tool Wells'.

* Multi-service procedures for well-drilling operations, field manual chapter 9, US Military Chapter 9, alternative well construction, manual drilling techniques - [http://www.paulsawyersnavybmr.com/pdfsstudy%20material/14080a/FM_5_48414080A_ch9.pdf Download].

*[[Solution_of_the_week_13|Akvo solution of the week 13]]

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