Case Study: JB01

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Location: Rangiriri

Cows: 450 Spring Calving


  • Require pump capable of irrigating required areas at lower application rates as well as flush scraped effluent into stone trap.
  • Design hydrant line to effectively irrigate selected areas of low risk soil on farm.


Surface mounted, close coupled centrifugal pump with flooded suction from Tasman Tank and galvanised head works enabling irrigated effluent to be metered in the future. While effluent pump to flushed line not metered with 110mm MDPE pipeline to reduce friction loss at higher flows over a significant distance. Williams GB Magnum travelling irrigator providing 80m wetted width and application rates from 3-25mm dependant on soil moisture deficits when irrigating.

Key Products
Brown Brothers irrigation pump
Tasman Tank
Yardmaster screw press, transfer pump & stirrer
Williams Riser Hydrants
Williams GB Magnum travelling raingun
Williams Auto Shut-off Valve

is available where and when you need it through our Nationwide Dealer Network or contact Williams Engineering direct.