Compliance Monitoring Report for Mines and Quarries - National ...

Khariphu Limestone MineGeneral DetailsAddressKuenphen Norden MiningKhasadrapchu, ThimphuContact PersonKuenzang GyeltshenManaging DirectorType of minerals mined. LimestoneStripping Ratio 0.11:1Operation and Annual Throughout the yearProductionGeological/Residual Reserve 2 Million MTand projected year to lastLease Area and Period 23.8 hectares (1/4/2004 – 31/3/2014)Observation1. Mining Operation DesignPit Slope AngleBench Height and Width2. Occupational Health andSafetySafety and ProtectiveGearsWater and SanitationFacilitiesFirst-Aid-Kit3. Waste and OverburdenManagementSanitary WasteTopsoilUndersize/reject,Overburden/inter-burdenand Other materialsMechanism of Dumpingand ArrestingPit slope Angle, BenchHeight and Length ofWidth4. Environmental AspectsAir EnvironmentWater EnvironmentNoise EnvironmentBiological EnvironmentThe mine is still under development stageThe safety and personal protective gears provided to theworkers are inadequate. Since the work environment is verydusty, there is a need to enhance the provision of safety andpersonal protective gears.First-aid-kit is made available at the site office.Water and sanitation facilities provided. However, there areno proper toilets and sanitation facilities at the mining siteand using the toilet at the base camp is very far.The management has not provided disposal facilitates forsanitary wastes.Top soils are not kept separately.The overburden inclusive of undersize/rejects and othermaterials are transported and disposed at approved dumpsite. However, some of the overburdens are found directlyrolled down into a gully which is not an approved dumpsite.Some of the overburdens/interburdens have rolled downwhile development of access road.89 meter length of dry wall has been constructed as checkdam at the overburden dump site.Since the work is still at the development stage, there are noproper mining benches and pit slopes maintained.The management has not carried out monitoring of air,water and noise at the mining site.A stream at the base of the mine has been affected byboulders rolled down during the development works.The mine area has thin vegetation comprising of grasses and76