__NOTOC__ Glen Duff ( gv, black glen) is situated adjacent to the 23rd road milestone on the A3 Castletown to

Ramsey Ramsey may refer to: Geography British Isles * Ramsey, Cambridgeshire, a small market town in England * Ramsey, Essex, a village near Harwich, England ** Ramsey and Parkeston, a civil parish formerly called just "Ramsey" * Ramsey, Isle of Man, t ...

road with the junction with the B14 ''Bernaharra Road'' (Road of the Ayre) in the parish of Kirk Christ Lezayre in the

Isle of Man ) , anthem = "O Land of Our Birth" , image = Isle of Man by Sentinel-2.jpg , image_map = Europe-Isle_of_Man.svg , mapsize = , map_alt = Location of the Isle of Man in Europe , map_caption = Location of the Isle of Man (green) in Europe ...

Description

The Engineering Work Section, Highways Division of the Isle of Man Department of Infrastructure has its northern depot at Glen Duff Quarry, including a domed storage barn built in 2003 known as the 'Igloo', for storage of

road salt Sodium chloride , commonly known as salt (although sea salt also contains other chemical salts), is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. With molar masses of 22.99 and 35.45 g ...

treatments during the winter. The previous Isle of Man Highway and Transport Board Glen Duff depot was damaged by fire in a works highway garage in 1953. The Glen Duff Depot and Glen Duff old quarry (previously known as gv, Gob-y-Vuinney) has been identified within the Ancient Woodland Inventory by the Manx Wildlife Trust. Within the site, the Trust observed hazel (''

Corylus avellana ''Corylus avellana'', the common hazel, is a species of flowering plant in the birch family Betulaceae. It is native to Europe and western Asia. It is an important component of the hedgerows that were the traditional field boundaries in lowland En ...

''), oak (''

Quercus × rosacea ''Quercus'' × ''rosacea'' (or ''Quercus rosacea''), is a naturally occurring hybrid species of oak native to Europe. They are the offspring of sessile oak, ''Quercus petraea'', and common oak, ''Quercus robur'', found where their ranges overlap. ...

'') and silver birch (''

Betula pendula ''Betula pendula'', commonly known as silver birch, warty birch, European white birch, or East Asian white birch, is a species of tree in the family Betulaceae, native to Europe and parts of Asia, though in southern Europe, it is only found a ...

'') trees along with wild strawberry (''

Fragaria vesca ''Fragaria vesca'', commonly called the wild strawberry, woodland strawberry, Alpine strawberry, Carpathian strawberry or European strawberry, is a perennial herbaceous plant in the rose family that grows naturally throughout much of the Northe ...

'') within the depot and old quarry.

Motor-Sport heritage

Glen Duff was part of the 37.50 Mile

Four Inch Course The Four Inch Course was a road-racing circuit first used for the 1908 Tourist Trophy Race for cars, held on public roads closed for racing by an Act of Tynwald (the parliament of the Isle of Man). The name of the course derives from the regu ...

for the RAC Tourist Trophy automobile races held in the Isle of Man between 1908 and 1922. In

1911 A notable ongoing event was the Comparison of the Amundsen and Scott Expeditions, race for the South Pole. Events January * January 1 – A decade after federation, the Northern Territory and the Australian Capital Territory ...

, the Four Inch Course for automobiles was first used by the Auto-Cycling Union for the

Isle of Man TT The Isle of Man TT or Tourist Trophy races are an annual motorcycle racing event run on the Isle of Man in May/June of most years since its inaugural race in 1907. The event is often called one of the most dangerous racing events in the world ...

motorcycle races. This included Glen Duff and Glentramman section and the course later became known as the 37.73 mile

Isle of Man TT Mountain Course The Isle of Man TT Mountain Course or ''TT Course'' is a street and public rural road circuit located in the Isle of Man, used for motorcycle racing. The motorcycle ''TT Course'' is used principally for the Isle of Man TT Races and also the sep ...

which has been used since 1911 for the

Races and from 1923 for the

Manx Grand Prix The Manx Grand Prix motorcycle races are held on the Isle of Man TT Course (or 'Snaefell Mountain Course, Mountain Circuit') every year for a two-week period, usually spanning the end of August and early September. New for 2022 is a period re ...

races. ''The History of the Manx Grand Prix'' page 7, 8, 9 by Bill Snelling Amulree Publishing(1998) Manx Heritage Foundation

Sources

External links

{{Isle of Man Racing Circuits Glen Duff