Horwich Works Drainage System
Introduction
The photograph on this page of Horwich Works Drainage System by Martin Addison as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk
![](https://s0.geograph.org.uk/geophotos/01/93/68/1936817_27f4ae6b.jpg)
Image: © Martin Addison Taken: Unknown
Looking almost like a canal in miniature, a set of stone channels and sluices guide water leaving the works through a series of filters to remove oil contamination before it passes to a small reservoir beyond the fence.