- effect. A
downcast shaft allowed air into the mine. At the foot of the
upcast shaft a
furnace was kept
continuously burning. The
shaft (commonly several...
-
increased to such an
extent that the main
winding shaft had
reached its
maximum capacity. The
upcast shaft was then ****ed out for coal
winding and output...
- use as the
downcast and
drawing shafts. The
upcast shaft was
close to the
Dearne and Dove
Canal and the
downcast shafts were
adjacent to the railway. The...
- coal tubs are
wooden or iron
vessels to
carry coal.
Upcast,
upcast shaft The
upcast is the
shaft by
which the
spent air is
expelled after ventilating...
- the
downcast shaft by
which air
entered the underground, the Sainte-Marie
shaft, with its
powerful ventilators,
serving as the
upcast shaft. In 1944, the...
- Institute. This
shaft was to act as the
upcast for the
Institute Pit and was
named the Laura,
after Mr
Charles J. Homer's daughter. Both
shafts were completed...
-
extracted in 1896. The colliery's two
shafts were both 1,950 feet (590 m) deep, the
downcast Lancaster and the
upcast York.
Development of the pit coincided...
-
diameter used as the
upcast for
numbers 1, 2 and 3.
Numbers 2 and 5
shafts were
close to each other,
within 30
yards (27 m).
Number 3
shaft was 680
yards (620 m)...
- sections. One
section was
reserved for
upcast ventilation provided by a furnace; essentially, the
upcast shaft was used as a chimney, with the hot exhaust...
-
headings in turn
before being ejected by a
furnace at the foot of an
upcast shaft.
Clearly this
meant that any
firedamp (usually methane)
released by the...
