TEST AND CALIBRATION

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5.0 TEST AND CALIBRATION OF MEASURING AND TEST INSTRUMENTS
All measuring and test instruments used for measuring noise level shall be of type 1 integrating octave band sound level meter complying with IEC 651/804 approved by JAS. The instruments shall be tested and calibrated by the manufacturers or accredited test and calibration laboratories for their functionality and accuracy. Test and Calibration Reports or Certificates for the measuring and test instruments issued by the test and calibration laboratory shall be valid for one year from the date of issuance. The instruments and their Test and Calibration Reports or Certificates shall be submitted to S.O.’s Representative for verification two weeks before testing of the noise level being carried out. No test shall be
carried out without prior approval of the S.O.’s Representative. Notwithstanding the validity of the aforesaid Reports or Certificates the measuring
and test instruments shall be re-calibrated if so required by the S.O.’s Representative after any mechanical mishandling. Fee required for the testing and calibrating of the measuring and test instruments is deemed to be included in the Contract.


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