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    Pwll Mawr Engine House

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    NPRN33719
    Map ReferenceSS69NE
    Grid ReferenceSS6773096290
    Unitary (Local) AuthoritySwansea
    Old CountyGlamorgan
    CommunityBonymaen
    Type Of SiteENGINE HOUSE
    PeriodPost Medieval
    Description
    Ruinous engine house above former coal mine.
    Shaft was sunk in c.1772 and worked until 1828 when an exposion led to its closure. Re-opened in 1881 and the present pumping house dates from this period. Finally closed c.1893.