The Coldstone Limestone Quarry at Pateley Bridge - PowerPoint PPT Presentation

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The Coldstone Limestone Quarry at Pateley Bridge

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view of the screen or bund which conceals the quarry ... The rocks then cross the grissly rollers' with the finer dust falling through ... – PowerPoint PPT presentation

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Title: The Coldstone Limestone Quarry at Pateley Bridge


1
The Coldstone Limestone Quarry at Pateley Bridge
2
Quarry what quarry? - view of the
screen or bund which conceals the quarry
3
The view across the quarry from the viewing
platform
4
The view of the main plant from the viewing
platform
5
The primary and secondary crushers from across
the quarry
Primary Crusher
Secondary Crusher
6
The overburden of interbedded shale and sandstone
this is removed to build the bund around the
site
sandstone
shale
7
Looking down into the quarry- notice the benches
which mark previous working levels
benches
8
Freshly blasted rock on quarry floor
freshly blasted rock ready to be processed
9
The big digger or Walking Dragline
10
The shovel lifts 9 -gt 10 tonnes of rock
11
Or even 7 students!
12
The digger picks up the rock
13
11 tonnes at a time
14
and as each dumper truck arrives
15
the digger drops the rock into the dumper truck
16
which then drives off to the crushers
the minibus is dwarfed by the dumper truck
17
carrying the rock from the rock face to the
primary crusher.
18
The dumper reverses towards the primary crusher
19
and then tips the rocks into the primary crusher.
20
The rocks then cross the grissly rollers with
the finer dust falling through -gt
21
and then the coarser rocks fall into the crusher
-gt
22
where it is broken into fragments of different
sizes and fed onto the stockpiles to be fed into
the secondary crusher.
23
Rachel drives a dumper truck
24
Gibran takes control of loading a truck with
limestone aggregate
25
whilst the lorry is loaded with limestone
aggregate
26
All lorries are spray washed before leaving the
quarry
27
Before leaving the quarry all lorries are weighed
on the weigh bridge
28
After being weighed the lorry leaves the quarry
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