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Table A2-1
Construction Plant Inventory (No Mitigation Measures) |
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| Activity ID |
Activity |
Noise Source |
TM ref |
UNIT |
SWL/unit |
Barrier Atten |
sub-SWL |
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| 101 |
General Site Clearance /
Demolition Works |
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|
Group 1: demolition |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Backhoe |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Excavator |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Breaker, excavator mounted |
CNP 028 |
1 |
122 |
0 |
122 |
1.58E+12 |
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Total = |
123 |
1.96E+12 |
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Group
2: clearance |
Bulldozer |
CNP 030 |
1 |
115 |
0 |
115 |
3.16E+11 |
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|
Crawler
Crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Excavator |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
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Total = |
122 |
1.64E+12 |
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| 102-P1 |
Construction of Kam Tin SPS |
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|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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Total = |
122 |
1.43E+12 |
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|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
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|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
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Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
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Total = |
120 |
9.36E+11 |
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| 102-P2 |
Construction of Sha Po SPS |
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|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
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|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
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|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
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|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
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Total = |
122 |
1.43E+12 |
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Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
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|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
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|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
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|
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Total = |
120 |
9.36E+11 |
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|
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|
| 102-P3 |
Construction of Nam San Wai SPS |
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|
|
|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
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|
|
Total = |
122 |
1.43E+12 |
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|
|
|
|
|
|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
120 |
9.36E+11 |
|
|
|
|
|
|
| 102-P4 |
Construction of Shui Tsan Tin
SPS |
|
|
|
|
|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
|
Total = |
122 |
1.43E+12 |
|
|
|
|
|
|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
|
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
120 |
9.36E+11 |
|
|
|
|
|
|
| 102-P5 |
Construction of Ng Ka Tsuen SPS |
|
|
|
|
|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
|
Total = |
122 |
1.43E+12 |
|
|
|
|
|
|
|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
120 |
9.36E+11 |
|
|
|
|
|
|
| 102-P6 |
Construction of Pang Ka Tsuen
SPS |
|
|
|
|
|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
|
Total = |
122 |
1.43E+12 |
|
|
|
|
|
|
|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
120 |
9.36E+11 |
|
|
|
|
|
|
| 102-P7 |
Construction of Leung Uk Tsuen
Sewage SPS |
|
|
|
|
|
Group 1: foundation work |
Piling, large diameter bored,
reverse circulation drill |
CNP 166 |
2 |
100 |
0 |
103 |
2E+10 |
|
|
Wheeled Excavator/Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
|
Total = |
122 |
1.43E+12 |
|
|
|
|
|
|
|
Group 2: superstructure |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Handheld Breaker (mass >
35kg) |
CNP 026 |
1 |
114 |
0 |
114 |
2.51E+11 |
|
|
Concrete lorry mixer |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Poker vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Bar bender and cutter |
CNP 021 |
1 |
90 |
0 |
90 |
1E+09 |
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Mobile crane |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Saw, circular, wood |
CNP 201 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
120 |
9.36E+11 |
|
|
|
|
|
|
| 103 |
Sewers and Rising Mains using
Open Trench Method (including earthworks activities) |
|
|
|
Group 1: site preparation |
Piling, oscillator |
CNP 165 |
1 |
115 |
0 |
115 |
3.16E+11 |
|
|
|
Excavator with Multi Attachments |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Breaker, excavator mounted |
CNP 028 |
1 |
122 |
0 |
122 |
1.58E+12 |
|
|
|
Total = |
123 |
2.06E+12 |
|
|
|
|
|
|
Group 2: trench excavation and
earthworks |
Excavator |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Roller / Vibrating Roller |
CNP 186 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
121 |
1.22E+12 |
|
|
|
|
Group 3: finishes |
Concrete Mixer Truck |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Concrete Poker Vibrator |
CNP 170 |
1 |
113 |
0 |
113 |
2E+11 |
|
|
Crawler Crane with Concrete Skip |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Flat Bed Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
118 |
6.59E+11 |
|
|
|
| 104 |
Sewers and Rising Mains using
Pipe Jacking Method |
|
|
|
Group 1: site preparation |
Air Compressor (Air Flow > 30
cub. m/min) |
CNP 003 |
1 |
104 |
0 |
104 |
2.51E+10 |
|
|
Excavator with Multi Attachments |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Breaker, excavator mounted |
CNP 028 |
1 |
122 |
0 |
122 |
1.58E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
123 |
1.83E+12 |
|
|
|
|
|
|
Group 2: pipe jacking |
Concrete Mixer Truck |
CNP 044 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Crawler Crane with Concrete Skip |
CNP 048 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Dump Truck |
CNP 067 |
2 |
117 |
0 |
120 |
1E+12 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Water Pump |
CNP 281 |
2 |
88 |
0 |
91 |
1.26E+09 |
|
|
|
Total = |
121 |
1.3E+12 |
|
|
|
| 105 |
Road Pavement and Finishes |
Ballast Tamper |
CNP 029 |
2 |
105 |
0 |
108 |
6.32E+10 |
|
|
Compactor |
CNP 050 |
1 |
105 |
0 |
105 |
3.16E+10 |
|
|
Road Roller |
CNP 185 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
Lorry |
CNP 141 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Asphalt Paver |
CNP 004 |
1 |
109 |
0 |
109 |
7.94E+10 |
|
|
Loader |
CNP 081 |
1 |
112 |
0 |
112 |
1.58E+11 |
|
|
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
|
|
|
Total = |
118 |
6.17E+11 |
|
|
|
| 107a |
Piling - Construction of SPS /
Sewer and Rising Mains |
Generator, silenced |
CNP 101 |
1 |
108 |
0 |
108 |
6.31E+10 |
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Total = |
108 |
6.31E+10 |
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| 107b |
Piling - Construction of SPS /
Sewer and Rising Mains |
Hydraulic Hammer (double acting
) driving steel pile |
PP-TM |
1 |
129 |
0 |
129 |
7.94E+12 |
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Total = |
129 |
7.94E+12 |
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| Correction
for No. of PME = 10 log (no. of PME) |
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| Sub_SWL1 = SWL (CNP/BS5228) +
Correction for No. of PME -
Barrier Corection |
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| Total Sub_SWL = 10 log( 10^(Sub_SWL1/10) +10^(Sub_SWL2/10)
+10^(Sub_SWL3/10) +10^(Sub_SWLn/10)) |
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