abc aggregate (pvt) ldt
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ABC Aggregate (pvt) ltd
Quarry proposal
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Content
Introduction
Drilling and blasting
ExplosivesCrusher plant
Cost analysis
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Introduction
Mining and mineral
industry is an extremely
important field in the
world industrial sector.
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Location
35km from the Kalutara and
20km from Matugama
Area
extended in 50 acres.
Aim
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General quarrying procedure
For the one year we are going
to operate the plant 312 days
and the quarry 300 days.
operate the plant 26 daysand the quarry 25 days per
month.
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Rock dimensions
Dimensions of rock are very
useful details to estimate the
lifetime, monthly production, no
of blasts per day and etc. below
mentioned four dimensions of
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Bench parameters & detailsGreen belt has been driven in between crusher plant
and administration segment.
Stock piles are located very close to production
stream lines
Quarry is advanced using horizontal bench method
using four separated benches and two working lines.
Safety benches also have established
=
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Opportunities created
50 job opportunities are
created through this project.
Entire working crew receiveshigh wages and allowance.
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5/1/12Organizational structure
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Work force
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Transportation system
1 Front end loaders forloading of rocks to dump
trucks
3 320 caterpillar excavators
Dump trucks
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5/1/12Measures to prevent
environmental pollutionMaintenance and repair of
vehicles and machinery can
create wastes as can office
operations.
Each of the guide sheets has
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Purchase the largest practical container
(containers usually end up as waste), but
do not Purchase more than is needed.
Purchase the least toxic or hazardous
product available. Check the material
safety data
Sheets for products you purchase. If the
product is toxic or hazardous, ask your
supplier for alternatives.
See if the supplier can take back excess
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5/1/12Inspect storage areas regularly for leaks.
Make sure all items are clearly labeled.Store products in original containers.
Store wastes separately and be sure they
are properly labeled to make it easier to
reuse or recycle them.
Store items that could leak in a place
where leaks will be contained and easily
spotted.
Make a list of your wastes. Then try to
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The access roads for the aggregate stock
pilesand quarryhave been well defined to
minimize the freight traffic in the
crusher plant site and parking points.
Crusher plant is 150m away from the
administration segment.
The distance between crusher plant and
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Production and the Life time of
the quarry
Production is depending on the
demand of the outside (buyers)
and the production rate of the
machines (crushers, screens,
loader).
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Volume of the rock= 100*100*85
= 850000
Life time of the quarry =
850000/6172.84
= 137.7 months
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Drilling
Staggered pattern
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Parameters
Diameter of blast hole = 40 mm
(D)
Depth of hole = 3 m (L)
Drill angle = 800 (horizontalangle)
Spacing = 1.6m
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Drilling Equipments & Cost
Equipment Total Cost
Hand held drills Rs 180,000
Compressors Rs.150,000.00
Drill rods Rs.63, 000.00
Drill bits Rs.3800.00
Hoses Rs 50,000.00
Additional Parts Rs. 11,900.00
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Other cost
Mode of cost Monthly Total cost
Diesel 2,250.00
Oil for compressor 12,600.00
Oil for jackhammers
6,050.00
Labor 240,000.00
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ExplosivePrimary explosive = Dynamite
Secondary explosive = ANFO
25ms Electric detonators
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Explosive cost
Monthly usage Monthlycost(Rs.)
Dynamite 130Kg 143000.00
NH4NO3 1700Kg 272000.00
Fuel 136l 9928.00
Electricdetonators
1200 180000.00
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Cost analysisAssets
Fixed Assets
Land Rs. 125,000,000.00
Buildings Rs. 6,100,000.00
Vehicles Rs. 114,200,000.00
Furniture Rs. 2,620,000.00
Tools Rs. 8,000,000.00
Plant Machinery Rs. 3,500,400.00
Installation cost Rs. 6,500,000.00
Other cost Rs. 2,600,000.00
Drilling EquipmentsRs. 59,632.00
Blasting Machine Rs. 48,950.00
Total fixed assets Rs. 268,688,982.00
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Currentassets
Inventories Rs. 10,000,000.00
Cash and equivalent Rs.
15,000,000.00
Other current assets Rs.
500,000.00
Total current assets Rs. 25,
500,000.00
Total Annual Revenue Rs.152,650,800.00
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Unit Operation Annual cost (Rs.)
Drilling cost 8,400,000.00
Blasting cost 8,159,136.00
Loading cost 11,081,280.00
Hauling cost 5,695,200.00
Crushing cost 13,035,360.00
Testing 500,000.00
Total 46,870,976.00
Cost of Sales =(46,870,976.00 +
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Forecasted income statement for 2011
Revenue 152,650,800.00Cost of sales (41,370,976.00)
Gross profit 111,279,824.00
Discounts 500,000.00Royalty 1% (1,526,508.00)
Administrative expenses (7,463,600.00)
Other expenses (8,717,600.00)Operating profit 94,072,116.00
Finance costs (10%) 4,000,000.00)
Profit before tax 90 072 116 00
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