Earthen Bund

Pictured above top – an earthen bund  beside a field of rapeseed, while above: a bund under construction.

An earthen bund (bank), correctly positioned, can provide temporary ponding of field runoff water and sediments, targeting surface runoff pathways and/or to divert clean rainwater away from farmyards.
Earthen bund: €300/unit. Min. 1, Max. 5

See link below for more details:

Earthen Bund

Courtesy of Teagasc see this video for more: https://www.youtube.com/watch?v=-JuNup5F51s