Alwen Water Scheme (nprn 85178) was constructed for the Corporation of Birkenhead between 1911 and 1921 to provide a water supply and comprises Alwen Reservoir, Dam (nprn 85182) and Filter House (nprn 85183). Various housing is associated with the scheme: a manager's house (nprn 408482), terrace of workers? housing (nprn 85249) and barracks for the construction workers.
The barracks have been demolished since a site visit on 06 April 1995.
B.A.Malaws, RCAHMW, 17 November 2008.