It is worth taking a good look at the components of the farm channel system because large grains in the ease and speed of watering can often be obtained by the removal of bottlenecks and faults. A well-designed and well maintained channel system is also necessary to obtain the maximum benefit from new layouts.

Source: Rural Water Commission of Victoria
https://www.dropbox.com/scl/fi/3o1utplhjgttk3me6a36l/Border-check-irrigation.pdf?rlkey=qdtxtt92mhxt3e8ekv13ogtbo&dl=0