Appendix 4.1 (E3)     Powered Mechanical Equipment (PME) for the Different Construction Tasks during
                     Normal Daytime Working Hours for School " 65C2" (Mitigation - Quiet Plants + Barriers)
1.0 TCS, TKL, PSK & TKOL Development
1.1 Local Roads and Eng Infra for TCS & TKL
1110009 Mobilisation
Powered Mechanical Equipment TM Ref./ No. Items SWL/Item On-time Total SWL
(PME) other Ref.   dB(A) % dB(A)
Excavator * Table C3/97 2 105 100% 108.0
Lorry * Table C8/25 2 96 100% 99.0
Mobile Crane * Table C7/114 1 101 100% 101.0
Total 109.2
1110010 Drains, Sewers, Waterworks, Utilities
1110010 Drains, Sewers, Waterworks, Utilities
Powered Mechanical Equipment TM Ref./ No. Items SWL/Item On-time Noise Barrier Total SWL SWL per Group
(PME) other Ref.   dB(A) % Reduction dB(A) of PME , dBA)
Excavator * # Table C3/97 1 105 100% 5 100.0 100.0
Lorry * Table C8/25 1 96 70% 0 94.5
 
Hydraulic Breaker * # Table C8/12 1 106 100% 10 96.0 100.3
Mobile diesel crane * # Table C7/114 1 101 100% 5 96.0  
Max SWL of the Group of PME 100.3
1110020 Roadworks (Road L651)
Powered Mechanical Equipment TM Ref./ No. Items SWL/Item On-time Cantiliever Barrier Total SWL SWL per Group
(PME) other Ref.   dB(A) % Reduction dB(A) of PME , dBA)
Grader * # @ Table C9/11 1 110 100% 10 100.0 100.0
Bulldozer * Table C9/2 1 104 100% 5 99.0
100.3
Lorry * Table C8/25 1 96 70% 0 94.5  
Compactor # CNP 050 1 105 100% 5 100.0 100.0
Roller * # Table C8/27 1 104 100% 5 99.0
 
Concrete mixer # CNP 045 1 96 100% 10 86.0 99.7
Vibratory poker * # Table C6/32 1 100 100% 10 90.0  
Max SWL of the Group of PME 100.3
1110120 Raising of Existing Seawall
Powered Mechanical Equipment TM Ref./ No. Items SWL/Item On-time Total SWL
(PME) other Ref.   dB(A) % dB(A)
Mobile Crane * Table C7/114 2 101 100% 104.0
Barge CNP 061 1 104 100% 104.0
Truck * Table C8/25 2 96 100% 99.0
Total 107.7
1210020 Southern Footbridge across EC
Powered Mechanical Equipment TM Ref./ No. Items SWL/Item On-time Total SWL
(PME) other Ref.   dB(A) % dB(A)
Grader * Table C9/11 1 110 100% 110.0
Excavator CNP 081 2 112 100% 115.0
Bulldozer * Table C9/2 1 104 100% 104.0
Lorry * Table C8/25 2 96 100% 99.0
Crane CNP 048 1 112 100% 112.0
Compressor CNP 002 1 102 100% 102.0
Bar Bender CNP 021 1 90 100% 90.0
Concrete mixer truck CNP 044 1 109 100% 109.0
Vibratory poker * Table C6/32 3 100 100% 104.8
Total 118.7
Remarks:
*     Quiet Plant used
#    Installation of Moveable Noise Barrier (Vertical Barrier or Cantilevered Barrier)
@  Partial Enclosure used