It conveyed water from the Printse as far as Saxon, across the forests and alpine pastures of the hamlets of Nendaz, Isérables, Riddes and Saxon with their wooden chalets. Its operation required several watchmen who in turn needed huts and warning hammers. . . Maintaining the channel was a very laborious task, so its operation was discontinued. One of its huts, the Bourlâ, is still in an excellent state of preservation.