Noise Level Assessment Report for Noosa Quad Bike Tours MCU12/0012

Noosa Quad Bike Tours
Environmental Noise Level Assessment of Quad Bike Rider Competency Assessment Circuit,
298 Tablelands Road, Cooran                                                                            Page 21 of 21




            APPENDIX C: BACKGROUND NOISE LEVEL MEASUREMENT EQUIPMENT


Measurement Equipment


The following equipment was used to conduct the background noise assessment in July 2012:


.   Bruel and Kjaer Type 22601 Modular Precision Sound Analyzer              -
                                                                               Observer    -
                                                                                             Serial No. 2487423,
    with Type BZ 7220 Software and Prepolarised free-field W microphone, Type 4189, Serial No.
    2502862;

.   Bruel and Kjaer Type 3592 outdoor microphone kit, including Type UA1404 outdoor microphone;


.   Bruel and Kjaer Type AO 0442 ten metre microphone extension cable; and


.   Bruel and Kjaer Type 4231 Sound Level Calibrator, Serial No. 2482633.


All of the above equipment is Type 1 in accordance with the requirements of Australian Standard AS
1259-1990, Acoustics Sound Level Meters, as required by Australian Standard AS 1055.1-1997.
                          -




Measurement Equipment Settings


The above equipment was used with the following settings:


.    Detector:                       RMS
.   Time Weighting:                  FAST
.
     Frequency Weighting:            A
.    Sound Incidence:                FRONTAL
.
     Microphone sensitivity:         -27.7 dB
.
     Range:                          10-90 dB.




Calibration

                                                                                              before
The sound level meter was calibrated to the required value of 93.8 dB at 1000 Hz immediately
and after the noise level measurements were conducted.    At no time was  an adjustment of more than

                   This complies with the requirements of the Australian Standard.
10.5 dB   required.


Monitoring Location
                                                                                                with the
The monitoring location was as per Figure 1 of this report, at 301 Tablelands Road,
microphone elevated 1.6 metres above ground level.


 Atmospheric Conditions
                                                                                         with the requirements of
Throughout the ambient noise level study, atmospheric conditions complied
the Australian Standard.




                                                                         Our reference: R12054/D2670/Rev.1 /23.07.2012
 David Moore & Associates Pty Ltd