20200903OBA_R1_Loading_Dock_Operational_Conditions · OPW20/0145

4.2 MEASURED NOISE LEVELS

 

 

 

 

 

 

 

 

 

 

 

 

4.2.1 Unattended Measurements Results
Table 2 -NGARA Measurement Summary
Date Average Acoustic Descriptor, dB(A)
Leq Loo Lio Li

D* E* N* D* E* N* D* E* | N* | D* E* N*
20/11/19 59 48 48 57 45 42 60 50 50 61 53 53
21/11/19 57 52 50 55 50 45 59 54 51 61 56 54
22/11/19 58 48 48 56 44 43 59 50 | 49 61 53 53
23/11/19 58 | 52 | 48 56 46 43 59 | 54 | 49 | 60 | 56 | 53
24/11/19 58 45 49 56 42 43 59 | 46 50 60 | 48 54
25/11/19 59 | 49 | 50 57 45 46 | 60 | 50 | 51 | 62 | 53 | 54
26/11/19 59 48 48 57 46 44 60 50 50 62 52 54
27/11/19 59 57 61 63
AVERAGE 58 49 49 56 45 44 60 | 50 | 50 | 61 53 54

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* D- Day (7:00-18:00), E- Evening (18:00 — 22:00), N-Night (22:00-7:00)

I\Mobs\2019\20191414\20191414.2\202009030BA_R4_Noise_Impact_Assessment.docx