Appendix L - Acoustic Report · MCU21/0146

                              Table 4 – Mechanical Plant, Attended Measurements

Location1         Height                   Noise Source                  Distance from   Acoustic Descriptor, dB(A)
                                                                         Noise Source
                                                                                          Leq       L10         L90

   1             1.2 metres            Mechanical Plant Deck                     1m       72        74          71
                 above roof
   2             1.2 metres                  Exhaust Fan                         1m       81        81          80
                 above roof
   3             1.2 metres                  Plant Room                          1m       84        84          83
                 above roof
   4             1.2 metres            Mechanical Plant Deck                     1m       69        69          68
                 above roof
   5             1.2 metres            Mechanical Plant Deck                     1m       71        72          70
                 above roof
   6             1.2 metres            Mechanical Plant Deck                     1m       72        72          71
                 above roof
   7             1.2 metres               Rear Exhaust Fan                       1m       81        82          79
                 above roof
   8             1.2 metres           Mechanical Plant Decks,                   55m       54        54          52
                   above                  Rear Exhaust Fan
                   ground
   9             1.2 metres            Mechanical Plant Deck                     1m       75        76          73
                 above roof
   10            1.2 metres            Mechanical Plant Deck                     5m       57        59          55
                 above roof
   11            1.2 metres                  Plant Room,                        58m       56        57          55
                 above roof              Front Exhaust Fan




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