Patent ID: 8256989

Claim:
A water management system for golf courses having an irrigation network ( 100 ), comprising: at least first and second water-storage and water-purification systems ( 1 ), wherein, each water-storage and water-purification system ( 1 ) comprises: (i) a substantially water-impermeable, artificial and outwardly delimited reservoir ( 2 ) which is filled at least partially by porous material ( 3 ); (ii) a plurality of barrier layers ( 5 ) for extending the seepage path of the water, wherein the barrier layers ( 5 ) are disposed within the reservoir ( 2 ), and each of the barrier layers ( 5 ) is provided with at least one passage ( 6 ) for water that may be selectively opened and closed; (iii) porous material ( 3 ) located above and below each of the barrier layers ( 5 ); (iv) a cultivation layer ( 10 ) applied to the porous material ( 3 ) above the uppermost barrier layer ( 5 ); and (v) a water-collecting container ( 4 ) which extends from the bottom of the reservoir ( 2 ) at least to a surface of the reservoir ( 2 ), wherein the water-collecting container ( 4 ) comprises an opening ( 7 ) above an uppermost harrier layer ( 5 ) and at least one opening ( 8 ) below a lowermost harrier layer ( 5 ), through which openings water can flow; wherein the first water-storage and water-purification system ( 1 ) is a main system, and the second water-storage and water-purification system ( 1 ) is a secondary system ( 1 b ), and wherein the main system ( 1 a ) and the secondary system ( 1 b ) are connected to each other by conduits ( 1 c ).