Glamorganshire Canal

Glamorganshire Canal Camlas Morgannwg (Welsh)
The Glamorganshire Canal at Nightingales Bush, Pontypridd.
Specifications
Locks	52
Status	Mostly filled in; part under A470 road; part footpaths.
History
Original owner	Glamorganshire Canal Navigation Co
Principal engineer	Thomas Dadford
Other engineer(s)	Thomas Sheasby
Date of act	1790
Date completed	1794
Date closed	1898, 1915, 1942, 1951
Geography
Start point	Merthyr Tydfil
End point	Cardiff Docks
Branch(es)	Aberdare Canal

v t e Glamorganshire Canal
Legend
Canal Head, Cyfarthfa 1 Lock 1, Merthyr Tydfil 2 Ynysfach Lock Dock 3 Parliament Lock 4-5 Glyndyrus Locks Dock and Upper Abercanaid Dock Abercanaid 6-7 Aberfan Locks 8 Pontygwaith Lock 9 Cefnglas Lock 10-17 Abercynon locks (8) Aberdare Canal 18-23 Abercynon locks (6) 24 Lock Isaf River Taff aqueduct The Basin 25 Ynyscaedudwg Lock Cilfynydd Pontypridd 26 Ty'n y graig Lock 27 Road Lock 28-29 Lock yr Odin Hopkin Morgan Basin 30 Trallwn Lock Brown Lenox Chain Works Basin 31-32 Ynysangharad Locks Treforest Head of Doctor's Canal 33 Dyffryn Lock 34 Dynea Lock Rhydyfelin Boat Dock 35-37 Treble Locks 38 Taffs Well Lock 39 Caegias Lock 40 Portobello Lock 41 Tongwynlais, Ton Lock 42 Llwynymellt Lock 43 Forest Lock 44 Melingriffith Lock 45 Llandaff Lock 46 College Lock 47 Gabalfa Lock Cambrian Yard 48 Mynachdy Lock 49 North Road Lock 50 Crockherbtown Lock Bute Dock Feeder aqueduct Cardiff, Queen Street Tunnel (115 yd) Cut to West Dock 51 New Lock Sea Lock

The Glamorganshire Canal (Welsh: Camlas Morgannwg) in South Wales, UK, was begun in 1790. It ran along the valley of the River Taff from Merthyr Tydfil to the Bristol Channel at Cardiff. The final section of canal was closed in 1951.