Permaculture instructor Andrew Millison lays out some of the basics you need to know to design a gravity irrigation system.

Helpful links:
Understanding Gravity Flow Pipelines (BC Canada) focused on livestock, imperial units:
https://www2.gov.bc.ca/assets/....gov/farming-natural-

Designing, Sizing and Construction of Gravity Flow Systems in Rural Areas - in metric.( Extensive document with exercises and answers):
https://www.pseau.org/outils/o....uvrages/acf_gravity_

Formula and Calculator for Friction Loss Using Hazen Williams
Online Pipe Flow Calculator:
http://irrigation.wsu.edu/Cont....ent/Calculators/Gene

Gravity Flow Pipe Exercise YouTube showing how to design a gravity flow system 33 minutes:
https://youtu.be/O4uXpmeKM7g?si=e_UMc3phrMoTvfcC

For all your conversion needs:
https://www.onlineconversion.com/

Low Pressure Sprinkler Heads:
https://www.senninger.com/irri....gation-product/xcel-

Low Pressure Drip Emitter Test:
https://pubs.nmsu.edu/research..../agmech_eng/RR773/in

Andrew Millison’s links:
https://www.andrewmillison.com/
https://permaculturedesign.oregonstate.edu/

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