如今,“华东飞渡(dù )”的引(yǐn )水源头来(lái )自(zì )于永康最大库(kù )容水库——杨溪水库(kù ),而作(zuò )为杨溪水库北干渠,杜(dù )山头渡槽从芝英(yīng )镇(zhèn )的油川渡(dù )槽进口开(kāi )始,横跨杜山头、栋陇、雅庄、绍童、三溪、上宅口、双(shuāng )录(lù )庵到(dào )横桥渡槽出口止,全(quán )长(zhǎng )达8891米(mǐ ),远观犹(yóu )如一条巨龙飞跨永康腹地,以躯为(wéi )引,泽(zé )福众生。