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The Lawnmowers (Harmonization of Noise Emission Standards) Regulations 1992

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  1. Introductory Text

  2. 1.Citation, commencement and revocation

  3. 2.Application of Regulations

  4. 3.Interpretation

  5. 4.Prohibition on supply

  6. 5.Listed laboratories

  7. 6.Prescribed fee

  8. 7.Conformity checks

  9. 8.Offences

  10. 9.Offences by Corporations

  11. Signature

    1. SCHEDULE 1

      MODEL CERTIFICATE OF CONFORMITY ISSUED BY THE MANUFAC TURER, OR BY THE IMPORTER DOMICILED IN THE COMMUNITY

    2. SCHEDULE 2A

      MODEL FOR MARK STATING THE SOUND POWER LEVEL

    3. SCHEDULE 2B

      MODEL FOR MARK STATING THE SOUND PRESSURE LEVEL AT THE OPERATOR'S POSITION

    4. SCHEDULE 3

      1. PART 1 METHOD OF DETERMINING AIRBORNE NOISE EMITTED BY LAWNMOWERS (ALSO REFERRED TO AS MOWERS IN THIS SCHEDULE)

        1. 1.OBJECT

        2. 2.SCOPE

        3. 2.1.Type of noise

        4. 2.2.Size of sound source

        5. 3.DEFINITIONS

        6. 3.1.Sound pressure level LpA

        7. 3.2.Measuring surface

        8. 3.3.Surface sound pressure level LpAM

        9. 3.4.Sound power level LWA is obtained by applying the weighting A to the sound power level LW.

        10. 3.5.Limit value of the sound power level LWA1

        11. 3.6.Directivity index (DI)

        12. 3.7.Extraneous noise

        13. 3.7.1.Background noise

        14. 3.7.2.Parasitic noise

        15. 4.CRITERIA TO BE USED FOR EXPRESSING RESULTS

        16. 4.1.Acoustic criteria for the environment

        17. 5.MEASURING INSTRUMENTS

        18. 5.1.General

        19. 5.2.Measuring instruments

        20. Note:

        21. 5.3.Microphone with cable

        22. 5.4.Weighting network

        23. 5.5.Inspection of the measuring apparatus

        24. 5.5.1.Before the tests, the acoustic properties of the entire apparatus...

        25. 5.5.2.These on-the-spot checks shall be supplemented by more thorough calibrations...

        26. 6.MEASURING CONDITIONS

        27. 6.1.Purpose of the measurement

        28. 6.1.1.Lawnmowers designed to be equipped with a device for collecting...

        29. 6.1.2.The cutting device shall be adjusted to a height of...

        30. 6.1.3.The cutting devices of cylinder lawnmowers shall be adjusted with...

        31. 6.2.Operation of the sound source during measurement

        32. 6.3.Measuring site

        33. 6.3.1.General

        34. 6.3.2.Measurements in the open air on artificial flooring

        35. 6.3.3.Measurements in the open air on grass

        36. 6.3.4.Measurements indoors

        37. 6.4.Measuring surface, measuring distance, location and number of measuring points

        38. 6.4.1.Measuring surface

        39. 6.4.2.Location and number of measuring points

        40. 6.4.2.1.General

        41. 6.4.2.2.Position of the measuring points on a hemisphere of radius r

        42. 7.MEASUREMENTS

        43. 7.1.Measurement of the acoustic properties of the measuring site

        44. 7.1.1.Extraneous noise

        45. 7.1.2.Wind speed and direction

        46. 7.1.3.Measurement of temperature, humidity, barometric pressure and other disturbances

        47. 7.1.4.Acoustic quality of the test area

        48. 7.1.5.Presence of obstacles

        49. 7.2.Measurement of the sound pressure level LpA

        50. Note:

        51. 7.3.Determination of the nature of the noise generated by the sound source

        52. 7.3.1.Detection of noise of an impulsive character

        53. 7.3.2.Detection of a noise with discrete tones

        54. 8.USE OF RESULTS

        55. 8.1.Calculation of root mean square values

        56. 8.1.1.Root mean square value at a measuring point

        57. 8.1.2.Root mean square value on the measuring surface

        58. 8.2.Calculation of average extraneous noise level

        59. 8.3.Calculation of the area S of the measuring surface

        60. 8.4.Calculation of the surface sound pressure level LpAm

        61. 8.5.Calculation of the sound power level LWA

        62. 8.6.Corrections to be made to measurements

        63. 8.6.1.Extraneous noise

        64. 8.6.2.Acoustic properties of test area

        65. 8.6.3.Disturbances: temperature, humidity, altitude of site, etc.

        66. 8.6.4.Wind interference

        67. 9.DATA TO BE RECORDED

        68. 9.1.Sound source under test

        69. 9.2.Acoustic environment

        70. 9.3.Instrumentation

        71. 9.4.Acoustic data

        72. 10.DATA TO BE INCLUDED IN THE REPORT LAID DOWN IN SECTION 9

        73. 11.METHOD OF CALCULATING THE AVERAGE LEVEL CORRESPONDING TO THE ROOT MEAN SQUARE VALUE OF THE VARIOUS SOUND PRESSURE LEVELS

        74. ANNEX A ARTIFICIAL FLOORING

          1. 1.DIMENSIONS AND MATERIALS

          2. 1.1.Dimensions

          3. 1.2.Materials

          4. Note:

        75. ANNEX B ARTIFICIAL FLOORING

          1. EXAMPLE OF MATERIAL AND CONSTRUCTION

      2. PART 2 METHOD OF DETERMINING AIRBORNE NOISE EMITTED BY LAWNMOWERS (ALSO REFERRED TO AS MOWERS IN THIS SCHEDULE) WITH A CUTTING WIDTH OF MORE THAN 120 CM AT THE OPERATOR POSITION

        1. 1.AIM

        2. 2.SCOPE

        3. 2.1.Type of noise

        4. 2.2.Type of lawnmowers

        5. 3.DEFINITIONS

        6. 3.1.Sound pressure level LpA

        7. 3.2.Equivalent continuous sound pressure level LAeq:(t1, t2)

        8. 4.CRITERION TO BE USED TO EXPRESS RESULTS

        9. 5.MEASURING INSTRUMENTS

        10. 6.PRESENCE OF THE OPERATOR

        11. 6.1.Clothing specifications

        12. 6.2.Height specifications of the operator(s)

        13. 6.2.1.Seated operator

        14. 7.MICROPHONE LOCATIONS

        15. 7.1.General

        16. 7.2.Microphone locations with operator present

        17. Note:

        18. 8.ENVIRONMENTAL CONDITIONS

        19. 8.1.Measuring site

        20. 8.2.Background noise

        21. 9.INSTALLATION AND OPERATING CONDITIONS

        22. 9.1.General

        23. 10.MEASUREMENTS AND CALCULATION OF RESULTS

        24. 10.1.Measurement interval T(= t2 − t1)

        25. 10.2.Determination of the equivalent continuous A-weighted sound pressure level (LAeq:(t1, t2)

        26. 10.2.1.By integrating p2(t)

        27. 10.2.2.Using the A-weighted sound pressure levels LpA

        28. 10.3.Measurement of disturbances

        29. 10.4.Corrections to be made to measurements

        30. 10.4.1.Disturbances (temperature, humidity, altitude, etc)

        31. 10.4.2.Background noise

        32. 11.DATA TO BE RECORDED

        33. Note:

    5. SCHEDULE 4

      TABLE OF PERMISSIBLE SOUND POWER LEVELS

    6. SCHEDULE 5

      MODEL INFORMATION DOCUMENT

  13. Explanatory Note

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