A double box concrete culvert carrying the Salteye Brook around 340m under a motorway with a CSO in the middle.
The Holcombe Brook drops underground in a couple of culverts, the first of which is around 280m long and features several waterfalls and cascades.
The Walshaw Brook emerges briefly into the open air from Slop Pail before returning underground for the last stretch to the River Irwell
A concrete CSO chamber with an Archimedes' screw next to the Parr Brook.
A main overflow for the Work 6 Sewer with a dose of big scale Manchester brick.