Mines Presentation

8/4/2019 Mines Presentation

1/15

WELCOME

TO THE PRESENTATION ON

MINES OPERATIONS


2/15

MINING :Mining is a process of Mineralexploitation from the earthcrust;


3/15

MINING LEASE

Surface rights have to be acquired first, if it is a

private land.Application for Mining Lease to State Govt.

Mining Plan to be approved by IBM.

Lease grant by State Govt., Ind. &Comm. Dept.

Royalty is to be paid @ Rs.45/-per MT ofLimestone.

E.C to be obtained from MoEF, New Delhi.

In this process EIA and EMP is to be submittedand P.H. is to be conducted.

CFE and CFO is to be obtained fromAPPCB.


4/15

MINE OPENING

Appointment of Agent/Mines Manager.

Notice of Opening in Form-1.

STATUTORY BODIES

Directorate General of Mines Safety (DGMS).

Indian Bureau of Mines (IBM).Dept. of Mines and Geology, Govt. of AP.

Dept. of Labour (Central).

Explosives Dept.


5/15

DGMS

Mines Act 1952

Mines Rules 1956

Metalliferrous Mines Regulations 1957

Mines Vocational Training Rules

Indian Electricity RulesIBM

Mineral Concession Rules

Mines & Minerals (R&D)ActMineral Conservation & Development

Rules

Controller General Circulars


6/15

MINING OPERATIONS

DRILLING

Deep hole Drilling 115 mm dia.

Pneumatically operated Wagon drill machine.

Air Compressors (Diesel driven) up to 12

kg/sq.cm, and 500 cfm.Drilling pattern, square/staggered.

Rate of drilling is 10 mts/hour

Cost of Drilling is Rs.130 per mt.

Production per metre is about 30 MT.

Secondary Drilling 35 mm dia.

Jack hammers with portable air compressors.


7/15

BLASTING

Primary BlastingDeep holes -115mm

Secondary Blasting 35 mm dia

EXPLOSIVES

Cap sensitive Slurry Explosives.

Non cap sensitive- ANFO

D-Fuse, Detonators-Electrical / Non Electrical

shock tube. Charging of Drill holes and blasting.

Blasting Machine/Exploder.

Vacation of Danger zone-500 mts radius and other

safety precautions. Blast induced Ground vibrations.

Explosive Magazines and Explosive van:

License from Jt.Chief Controller of Explosives.

Statutory records and returns


8/15


9/15


10/15

LOADINGLoading the Limestone / waste into Dumpers

/ tippers by Hydraulic Excavators.

Models and Capacity of the Excavators.

Capacity Productivity

PC 200 -One Cu.M 150 MT/hour.

PC-300 -Two Cu.M 300 MT/hour.

Excavators are driven by Diesel Engines.Major parts are a) Under carriage b) Super structure&cabin

c) Boom d) Arm e) Bucket.

Each operation comprises of a) Digging b) Boom Lifting

c) Swing for un load d) Unloading e) Swinging for Digging.

Total Cycle time 1.5 2.0 minutes.Digging height will decide the bench height.


11/15

HYDRAULIC EXCAVATOR


12/15

TRANSPORTATION

Transportation of Limestone/ waste is by Dumpers/Tippers.

Dumpers : BEML/HM Make: Capaity-35/40MT-Engine capacity- 300-400 HP

Auto Transmission, Bigger tyres 18X25

Designed for Mines operations.

HSD Consumption about 20 lts/hour

Material handling per hour-120 MT with 1.5kms lead. Tippers : TATA/ A.L/AMW/FORCE Make :

Capacity-17 MT/ 14 Cu.M; Engine 180 HP

Manual gear shifting. Small tyres-10X20Not designed for Mines; More tyre punctures.

HSD consumption 2kms/lt.


13/15

DUMPER 35 MT


14/15


15/15

THANK YOU

Documents

Mines Presentation