Tender for To Carry Out 'work Area Monitoring' At 12 Different Locations Of Clw Locoshop [as Per Statutory Obligation, Following The Provisions Of The Factories Acts, 1948 And The West Bengal Factories Rules, 1958] For Assessment Of:(i)air Contamination, Like Concentration Of Carbon Monoxide, Sulphur Dioxide, Nitrogen Dioxide Etc.,(ii)dust (spm & Rspm), (iii)noise Level And (iv)illumination Level. in Multi City - Multi State

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