Appendix J - Peabody Energy

TABLE OF CONTENTS
11 OFF-SITE TRANSPORT 39
11.1 Road Transport 39
11.2 Rail Transport 41
11.3 Road and Rail Transport Vibration 43
12 SUMMARY OF FINDINGS 45
12.1 Construction Noise 45
12.2 Operating Noise Assessment Procedure 45
12.3 Project Noise Modelling and Mitigation Measures 47
12.4 Intrusive Noise Impact Assessment 49
12.5 Noise Amenity Impact Assessment 50
12.6 Blast Emission Impact Assessment 50
12.7 Road Traffic Noise Impact Assessment 51
12.8 Rail Traffic Noise Impact Assessment 51
12.9 Road and Rail Transport Vibration 51
12.10 Conclusion 52
TABLES
Table 1 Pollution Reduction Program 12 Noise Goals (dBA re 20 μPa) 2
Table 2 Current and Proposed Hours of Operation 5
Table 3 Nearest Potentially Affected Receiver Areas 7
Table 4 Prevailing Wind Velocities in Accordance with the INP 8
Table 5 Atmospheric Stability Frequency of Occurrence - Winter Evening/Night-time 9
Table 6 Calm (neutral) and Noise Enhancing Meteorological Modelling Parameters 9
Table 7 Operator-Attended Background Noise Results 2006/2007 (dBA re 20 μPa) 10
Table 8 Unattended Background Noise Logger Results 2006/2007 (dBA re 20 μPa) 11
Table 9 Operator-Attended Intrusive Colliery Noise Levels (dBA re 20 μPa) 12
Table 10 Unattended Logger Ambient Noise Levels (dBA re 20 μPa) 12
Table 11 Background and Industrial Amenity Noise for Assessment (dBA re 20 μPa) 12
Table 12 Unattended Traffic Noise Logger Results March 2007 (dBA re 20 μPa) 13
Table 13 INP Acceptable and Maximum Noise Amenity Levels (dBA re 20 μPa) 15
Table 14 Project Specific Noise Assessment Criteria (dBA re 20 μPa) 16
Table 15 Project Specific Noise Assessment Criteria Exceedances (dBA re 20 μPa) 17
Table 16 Fixed Plant Noise Audit - Sound Power Levels (dBA re 10 pW) 19
Table 17 Mobile Equipment Noise Audit - Sound Power Levels (dBA re 10 pW) 20
Table 18 Project Plant Design Maximum LAeq Sound Power Levels (dBA re 10 pW) 24
Table 19 Daytime 1 With/Without Trucks Intrusive LAeq(15minute) Levels (dBA re 20 μPa) 26
Table 20 Evening 1 Intrusive LAeq(15minute) Levels (dBA re 20 μPa) 28
Table 21 Night-time 1 Intrusive LAeq(15minute) Levels (dBA re 20 μPa) 30
Table 22 Daytime With/Without Trucks Amenity LAeq(11hour) (dBA re 20 μPa) 32
Table 23 Evening Amenity LAeq(4hour) Levels (dBA re 20 μPa) 34
Table 24 Night-time Amenity LAeq(9hour) Levels (dBA re 20 μPa) 36
Table 25 Daytime, Evening and Night-time Blast Emission Assessment Criteria 38
Table 26 Typical Underground Excavation Blast Design Parameters 38
Table 27 Predicted Distance Required to Achieve Blast Emission Criteria 39
Table 28 NSW Environmental Criteria for Road Traffic Noise 39
Table 29 Project Related Daily Construction and Operation - Vehicle/Day 40
Table 30 Daily Existing and Project Traffic Flows - Lawrence Hargrave Drive 40
Table 31 Peak Hourly Existing and Project Traffic Flows - Parkes Street 41
Table 32 Midweek Existing, Additional and Cumulative Train Passbys 42
Table 33 Weekend Existing, Additional and Cumulative Train Passbys 42
Table 34 Midweek Existing and Cumulative Rail Traffic Noise (dBA re 20 μPa) 43
Table 35 Weekends Existing and Cumulative Rail Traffic Noise (dBA re 20 μPa) 43
Heggies Pty Ltd
Report Number 10-5055-R1
Revision 0
Metropolitan Coal Project
Noise Impact Assessment
Helensburgh Coal Pty Ltd
(10-5055R1) 31 July 2008 Page 4