“Technology Development & Mechanization” Perspective of CIL on “Technology Development & Mechanization” in reaching 1 Billion Tonne by 2019-20 New Delhi 20.01.2015

Present Technology Level Opencast Mines: Dragline Shovel-Dumper Combination Surface Miner In-Pit Crushing & Conveying

Present Technology Level Underground Mines Board & Pillar Method : Drill – Blast - Intermediate technologies with SDLs and LHDs - Blasting Gallery Technology : Continuous Miner Technology Long wall / Shortwall Technology High wall Technology

Coal Production (13-14): UG & OC Mode In Million Tonnes UG Coal 36.11 OC Coal Departmental 195.85 Hired 230.46 Total OC 426.31 Total CIL (UG + OC) 462.42

Existing Size & Population of Equipment- CIL Mines OC Mines: Draglines ( 5 m3 to 30 m3) : 36 Nos Excavators (1.2 m3 to 42 m3) : 704 Nos Dumpers (35 T to 240 T ) : 2829 Nos Crawler Dozer (320 HP to 850 HP) : 916 Nos Drill (100 mm to 350 mm) : 676 Nos UG Mines: SDL/LHD (1.5 m3 to 3.5 m3) : 668/340 Nos Continuous Miner (4.8 m ) : 08 Nos

Technology wise Coal Production (Mt) - CIL 2013-14 Open Cast Mechanized 426.31 Sub-Total - OC Under-Ground SDL 14.74 LHD 16.77 Continuous Miner 2.42 Short-wall 0.054 High-wall 0.37 Sub-Total - UG 34.357

Technology wise OC Coal Production (Mt) - CIL Mode 2013-14 Open Cast Mechanized 426.31

Technology wise Coal Production (Mt) - CIL Mode 2013-14 Under Ground (Mt) 34.357

*One Bt Production: Projection for Next 5 Years Mt * 908 Mt identified; Further identification underway

OB Removal Projection (MM3) - CIL Present Striping Ratio: 1.8; In 19-20, Striping Ratio – 2.75

Future Options of Technology & Mechanization – Perspective of CIL

Technology Up-gradation - Exploration Sl No Present Level of Technology Future Perspective 1 Mechanical & Hydrostatic drilling More use of Hydrostatic Drilling for fast drilling to achieve high rate 2 Limited use of geophysical loggers More use of geophysical loggers 3 Drilling mostly by Coring Optimization of number of coring boreholes based on the complexity of geology of the block

Technology Up-gradation - Exploration Sl No Present Level of Technology Future Perspective 4 Use of 2D Seismic Survey, Magnetic & resistivity survey, etc More use of 2D/3D Seismic Survey Technology Use of High Resolution Seismic Survey R&D for using 3D inverse modeling of Gravity, Magnetic and Audio-Magneto-Telluric (AMT) geo-physical technique has been taken up

Technology Up-gradation – Mine Planning & Surveying Sl No Present Level of Technology Future Perspective 1 MINEX software currently being used for Opencast mines Plan for extensive use of planning software for opencast mines Up-gradation in planning process in terms of process flow, analysis undertaken, tools used 2 Auto-cad being used for underground Use of latest planning software for underground mines 4 Theodolite for survey purposes Use of Laser Survey Technology for output measurement

Technology Up-gradation – OC Mines Particulars Present Level of Technology Future Perspective OB Removal & Coal Production Shovel-Dumper combinations are in operations in many mines Consideration of high capacity equipment, wherever feasible, for replacement and mine expansion programme OB Crushing not being done at present Scope for undertaking OB Crushing; Deployment for Surface Miners in OB benches Draglines used for OB Removal varies from 5 m3 to 30 m3 Potential for more use of higher Size draglines

Technology Up-gradation – OC Mines Particulars Present Level of Technology Future Perspective OB Removal & Coal Production Use of Surface Miners More use of Surface Miners for the purpose of selective mining, maintaining quality of coal etc Ripper Dozer in removing OB near the villages Haul Road maintenance by motor-grader Extensive use of high capacity motor – graders & vibratory road rollers, ripper dozer to establish & maintenance of haul roads, Use of RCC in Haul roads

Technology Up-gradation – OC Mines Particulars Present Level of Technology Future Perspective Transport of Coal from Mine to loading point Coal loading through front end loader with dumpers, CHP & Silo arrangement with conveyors Installation of more CHP & Silos for faster loading Increase use of ‘In-Pit Crushing & Conveying System’ Use of Angle conveyors including high angle conveyors, Skip conveyors, Tube Conveyors, Flexible Conveyors Coal Transportation through rail, road, MGR, conveyors & aerial ropeways To continue with the existing modes & Slurry Transportation

Technology Up-gradation – OC Mines Particulars Present Level of Technology Future Perspective Maintenance Management Break –down maintenance, preventive maintenance Up-gradation of workshops with modern facilities, On-line machine health check up, Routine condition monitoring Mining steeply dipping seams Conventional Mining Redesign open cut mines to reduce haul distances and elevations & dump schedules.

Technology Up-gradation – UG Mines Particulars Present Level of Technology Future Perspective Drivage of Shafts /Inclines/ Drifts For opening new / expansion of mines, conventional technology for drivage of shafts, inclines/ drifts are in vouge Use of high speed drivage equipment with advanced technology for drivage of shafts, inclines/ drifts

Technology Up-gradation – UG Mines Particulars Present Level of Technology Future Perspective UG Mechanization & Mining Methods Intermediate technology (SDL/LHD) deployed in majority of mines Mass production technology (CM ) in limited mines High wall / Shortwall technology High capacity CMs, thin seam CMs, Miner bolter for faster drivage , high capacity shuttle cars, Flexible conveyor trains with CM, Longwall/shortwall technology Highwall technology Application of Hydraulic Mining Use of Raise Borer for steep seams

Technology Up-gradation – UG Mines Particulars Present Level of Technology Future Perspective Men & Material transportation Man-riding system (chair lift, rail car) is in use in some mines Extensive use of such systems along with multi utility vehicles & diesel equipment Modernization of dispatch and coal evacuation Rope haulages/ Belt conveyors from face to pit bottom / incline mouth. Steam/ Electrical winders for vertical transport Skip loading arrangement in vertical transport More nos of strata bunkers, Extensive use of belt conveyors

Technology Up-gradation – UG Mines Particulars Present Level of Technology Future Perspective Drilling Technology Hand held drills UDM, Jumbo drills Replacement of hand held drills with pneumatic /hydraulic drills, UDM, Jumbo drills Technology to fill up decoaled area Sand stowing method mostly followed Use of crushed OB with water to fill up voids, high speed stowing Possibility of using fly ash with chemical under study Ventilation Planning/ Infrastructure Designed in line with existing regulations mostly with bricks V-Net software for ventilation planning Use of Leak proof stopping Use of other available ventilation planning software,

Technology Up-gradation – Mine Safety Particulars Present Level of Technology Future Perspective Strata Control Mgmt Convergence Recorder, Extensometer, Load Cells & tale –tale Sensors using on-line network system at some placs Development of Sensors and use of modern on-line network system Development of hidden slip & geo-logical disturbance detectors Integration of strata monitoring with support Advanced Slope Monitoring devices for OC Mine Gas & Fire Control Mgmt Gas Chromatograph for mine air sampling On-line continuous monitoring through sensors based Environmental Tele-Monitoring systems (ETMS), LMD More use of Gas Chromatograph More use of ETMS, LMD Use of Tube Bundle system for mine air sample analysis

Technology Up-gradation – Mine Safety Particulars Present Level of Technology Future Perspective UG Communication & Tracking system UG telephone with cables being used Tracking system under trial in a few mines under R &D Latest ug communication technology(leaky feeders, wireless) Tracking System based on Radio Frequency, Medium Frequency, Wide Fidelity (WI-FI), Optical Fiber, GIS & Through the Earth (TTE) Subsidence Control Measures Level surveying Satellite or remote sensing imagery / photography Water Danger Management Thickness of barriers with old water-logged workings by drilling Directional drilling, seismic survey technology

Technology Up-gradation – Mine Safety Particulars Present Level of Technology Future Perspective Training of workforce Conventional Training Modules Simulation training for workforce of OC Extensive use of simulation training for all OC & UG machines Emergency Response System Evacuation using Self Rescuer from UG Establishment of Refuse Chamber in UG for safe shelter Miner’s Individual Cap Lamp Conventional heavy duty battery with normal bulb Light duty cap lamps

Technology Up-gradation – Mine Safety Particulars Present Level of Technology Future Perspective Mine Plan Maintenance Conventional & Digitization of Mine Plan 3D Simulation of Mine Plan Blasting Technology Conventional Technology Advanced technology

Technology Up-gradation – Information Technology Particulars Present Level of Technology Future Perspective Use of IT Limited use of IT - OITDS, GPS/GPRS, Inventory Management & in office set up More use of IT in equipment monitoring for example, Vehicle tracking system using GPS/GPRS, Monitoring using Laser Scanners Inventory management Safety management Office set-up ERP Solutions Coalnet developed by IIT is in use Migration to latest ERP solution

Other System Improvements E procurement of equipment & spares E Tender of Work & Services Establishment of connectivity

Coal Beneficiation 17 Coal Beneficiation Plants with a capacity of 39.40 Mtpa exist ~ Coking Coal: 24.40 Mtpa with application of HM Bath, JIG, HM Cyclone, Hydro Cyclone, Froth Flotation Technology. ~ Non-Coking Coal : 14.00 Mtpa with application of JIG, Cyclone, Froth Flotation Technology 15 new washeries (Total Capacity – 93.10 Mty) identified for construction on ‘Build-Operate-Maintain’ scheme (BOM) in 1st Phase BOM Scheme – Selected Bidders will Design, Construct, Operate & Maintain

Coal Beneficiation – Details of New washeries Sl. No Company Name Type Capacity (Mty) Remarks 1 BCCL Madhuban Coking 5.00 Construction work in progress 2 Patherdih 3 Dahibari 1.60 4 2.5 5 Dugda 6 Bhojudih 2.0 7 CCL Ashoka Non-Coking 10 8 Konar 7.0 9 Karo MCL Basundhara 10.00 Hingula 11 12 IB Vally 14 Jagannath 15 SECL Kusmunda

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Equipment Projection* : OC HEMM 2015-16 2016-17 2017-18 2018-19 2019-20 Total Add Repl Dragline (Cum) 24 2 3 05 Shovel (cum) <5 59 17 81 21 99 8 100 109 11 414 5 28 10 12 4 7 111 18 19 39 49 15 - 169 20 6 14 9 68 34/42 1 Surface Miner 13 51 * Based on the assessment made by Subsidiaries

Equipment Projection* : OC HEMM 2015-16 2016-17 2017-18 2018-19 2019-20 Total Add Repl Dumper 35T 21 55 3 103 60T 151 109 217 136 331 76 53 59 118 71 1321 100T 161 30 279 45 413 14 115 29 116 12 1214 190T 54 97 8 5 114 386 240T 18 88 20 84 240 * Based on the assessment made by Subsidiaries

Equipment Projection* : OC HEMM 2015-16 2016-17 2017-18 2018-19 2019-20 Total Add Repl DOZER (HP) 410 32 35 44 16 65 26 20 7 17 11 273 320 24 19 22 23 15 10 169 850 18 13 8 67 DRILLS (MM) 160 46 43 6 229 250 9 3 31 5 47 1 129 380 2 4 GRADER (HP) 280 500 * Based on the assessment made by Subsidiaries

Equipment Projection* : UG 2015-16 2016-17 2017-18 2018-19 2019-20 Total Add Repl SDL 45 110 2 42 6 8 4 38 254 LHD 19 22 21 32 116 CM 9 7 46 PSLW 1 05 * Based on the assessment made by Subsidiaries