Ray Bachra U/G Mine
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ENVIRONMENTAL CLEARANCE ( J-11015/421/2008- IA.II(M) dt. 15-02-2013 ) April’17 to September’17 RAY BACHRA U/G MINE (PIPARWAR AREA) CENTRAL COALFIELDS LIMITED Block – Tandwa, Dist. – Chatra, Jharkhand Status of compliance of the terms and conditions given in the Environmental clearance letter No. J-11015/421/2008- IA. II (M) dt. 15.02.2013 issued by MOEF , Govt. of India, New Delhi for production capacity of 0.30 MTPA of Ray-Bachra Underground located in District – Chatra, Jharkhand. Period – April’2017 to September’2017. A. Specfic Condition SL. EC Condition Compliance Status No. (i) No mining shall be undertaken in / under the Agreed. forestland until prior forestry clearance has been obtained under the provisions of FC Act 1980. (ii) No additional land, manpower and equipment Agreed. and water shall be used for the expansion project. (iii The 84.75 ha area of old abandoned mine The surface of the 84.75 ha area of old ) would be reclaimed with plantation. abandoned mine is covered with plantation. (iv Mine closures activities include sealing of Sealing of incline mouth, dismantling of ) incline mouth dismantling of haulage system, haulage system, clearing as well as clearing and afforestation of coal stock area, afforestation of coal stock area, plantation on plantation on barren land and old abandoned barren land & old abandoned mine has been mine. included in the Mine Closure Plan. Final Mine Closure Plan has been prepared and the same has been approved by the CCL Board in it’s 394th meeting held on 23-04-2013. (v) Mining shall be carried out as per statute at a Mining is being carried out as per the statute safe distance from river / nallah. & the mine is at a distance of about 125 mtr. (vi No mining should be carried out below the No mining is being carried out below the ) railway track. railway track. (vi No depillaring shall be undertaken vertically No mining has been undertaken below and i) below and within 60 m of nalas and ponds within 60 mt. of nallahs & ponds within the within the subsidence influence area. subsidence area. (vi Sufficient coal pillars shall be left unextracted It is being maintained. ii) around the air shaft (within the subsidence influence area) to protect from any damage from subsidence, if any. (ix Solid barriers shall be left below the roads This is being implemented. ) falling within the blocks to avoid any damage to the roads. (x) No depillaring operation shall be carried out No depillaring has been carried out below below habitation. Depression due to habitation. Creation of depression due to subsidence resulting in water accumulating subsidence will be taken care of by filling the within the low lying areas shall be filled up or area with OB / Topsoil and plantation of drained out by cutting drains. Details of saplings thereon. extent of subsidence that has occurred and the extent of area under subsidence and measures to be taken therefore be furnished to the ministry for record. (xi Depression due to subsidence resulting in Creation of depression due to subsidence will ) water accumulating within the low lying areas be taken care of by filling the area with OB / shall be filled up or drained out by cutting Topsoil and plantation of saplings. Details of drains. Details of extent of subsidence that extent of subsidence so occurred shall be has occurred and the extent of area under furnished to the Ministry. subsidence and measures to be taken therefore be furnished to the ministry for record. (xi Mining shall be carried out as per statute at a Mining is being carried out as per the statute i) safe distance from river / nallah following and the mine is at a safe distance of about 125 within adjacent to the lease boundary at the mtr. time of depillaring, protective bunds and Garland drains has been constructed and garland drains shall be provided so that no maintained. water from the surface enters the subsidence area and the shaft. (xi While extracting panels in the lower seam, all No water body is present in the likely area of ii) water bodies in the subsidence area shall be subsidence. drained. Dewatering of the old goaves of the Dewatering of the old goaves of the upper upper seam shall be continued as long as the seam is done as long as the lower seam is lower seam is worked to prevent worked to prevent accumulation of large accumulation of large water bodies over water bodies over working area. working area. (xi High root density tree species shall be Plantation of high root density has been done v) selected and planted over areas likely to be on the likely area of subsidence. affected by subsidence. (xv Regular monitoring of subsidence movement Regular monitoring of subsidence movement ) on the surface over and around the working on the surface over and around the working area and impact on natural drainage pattern, area is carried out. After mining is over the water bodies, vegetation, structure, roads, and area shall be reclaimed back to the normal surroundings shall be continued till movement state. ceases completely. In case of observation of Cracks developed due to subsidence is being any high rate of subsidence movement, filled up with OB / Sand / Topsoil as and appropriate effective corrective measures when it is observed. shall be taken to avoid loss of life and material. Cracks developed due to subsidence in underground mining shall be filled with clay and sand suitable material. The area should be reclaimed back to the normal state. (xv Garland / surface drains (size, gradient and Garland drains as well as surface drains have i) length) around the safety areas such as mine been made. 7 nos of pumps of 7x500GPS shaft and low lying areas and sump capacity capacity have been installed having proper shall be designed keeping 50% safety margin safety margin ( more than 50%) to meet over and above the peak sudden rainfall and sudden rainfall. Sump capacity has been maximum discharge in the area adjoining the provided with adequate retention period to mine sites. Sump capacity shall also be allow proper settling of silt material. provided adequate retention period to allow Sufficient number of pumps of adequate proper settling of silt material. Sufficient capacity has also been installed to pump out number of pumps of adequate capacity shall the mine water during peak rainfall. be deployed to pump out mine water during peak rainfall. (xv CHP shall be operated with high efficiency N.A ii) bag filters, water sprinkling system shall be Coal is not transported to CHP as crushing is provided to check fugitive emissions from not required. crushing operations, conveyor system, haulage roads, transfer points, etc. (xv Drills shall be wet operated only. In underground mine very small dia drill iii) holes are done as the Coal seams are generally watery in nature as such wet drilling is not required. (xi The major approach roads from ML used for Roads used for Coal transportation has been x) mineral transportation shall be black topped black topped / concretised and avenue and a 3-tier avenue plantation developed plantation has been done using a mix of using a mix of native species. native species. (xx An afforestation plan shall be prepared and Afforestation has been carried out with the ) implemented for the areas acquired under help of State Forest Department. Plantation surface rights and shall include areas along have been developed on the vacant land also. roads, infrastructure, township, CHP, along 84.75 ha area of old abandoned mine is ML boundary, etc, by planting native species covered with plantation which has developed in consultation with the local very well. DFO/Agriculture Department. The density of During 2017 monsoon 1200 saplings in gabians the trees shall be around 2500 plants per ha. were planted around Bachra siding & along transportation road through State Forest Department. (xx A Conservation Plan for endangered species In the mine leasehold area no endangered i) shall be formulated in case they inhabit/ visit/ species have been found. However plantation reported within the study area and of native species in the reclaimed area has implemented in consultation with the State been taken up along with other species. Forest and Wildlife Departments. A budgetary provision shall be earmarked for its establishment and maintenance and a report thereon submitted as part of the Monitoring Report to the MoEF. RO, Bhubaneswar and also regularly (at least once a year) uploaded on the company website. (xx Regular monitoring of groundwater level and Monitoring of groundwater level is being ii) quality shall be carried out by establishing a carried out with the help of 4 no. of existing network of existing wells and construction of wells. new peizometers. The monitoring for quantity Procurement of peizometers is under process. shall be done four times a year in pre- Monitoring of water quality is carried out on monsoon (May), monsoon (August), post- quarterly basis by the CMPDIL. Monitoring monsoon (November) and winter (January) of drinking water is also carried out by the seasons and for quality in May. Data thus CMPDIL. collected shall be submitted to the Ministry of Environment & Forests and to the Central Pollution Control Board quarterly within one month of monitoring. Monitoring of drinking water should be carried out regularly. (xx Monitoring of drinking water should be This is being followed. iii) carried out regularly. (xx Project specific CSR should be prepared & Details of expenditure under CSR head is iv) activities under CSR undertaken for the given below : neighboring villages shall be for not less than Sl. EXPEDITURE SECTOR Rs 5 per tonne of coal or a revenue budget NO.