It collects Dakin's Brook at Barrow Bridge and then runs through Smithills before meeting Raveden Brook to form Astley Brook, which subsequently joins Eagley Brook and forms the River Tonge.
The source of Dakin's Brook at Barrow Bridge, then flows through Smithills before merging with Raveden Brook to form Astley Brook, which subsequently joins Eagley Brook and forms the River Tonge.