[
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16 -
Table 3 Source Sound Power Levels for Items of Powered Mechanical Equipment
| Identifi-
Ication Code]
Description
Sound
Power | Level
(dB(A)) I
|
CNP 001
Air compressor, standard
109
CNP 002
CNP 003
CNP 004
Air compressor, silenced, 75 dB(A) at 7 m Air compressor, super silenced, 70 dB (A) at 7 m Asphalt paver
100
95
109
| CNP 021
Bar bender and cutter (electric)
90
| CNP 022
| CNP 023
| CNP 024
| CNP 025
CNP 026
CNP 027
CNP 028
CNP 029
CNP 030
Batching plant
Breaker, hand-held (pneumatic) Breaker, hand-held (hydraulic) Breaker, hand-held (petrol)
Breaker, hand-held, silenced (pneumatic) Breaker, excavator mounted (pneumatic)
| Breaker, excavator mounted (hydraulic) Ballast tamper, hand-held (electric) Bulldozer
108
117
110
110
110
122
122
105
115
CNP 041
Conveyor belt
90
CNP 042
Concrete corer
117
CNP 043
Chipper, hand-held (pneumatic)
112
CNP 044
Concrete lorry mixer
109
CNP 045
Concrete mixer (electric)
96
CNP 046
Concrete mixer (petrol)
96
1
CNP 047
Concrete pump, stationary/lorry mounted
109
I CNP 048
Crane, mobile/barge mounted (diesel)
112
CNP 049
Crane, tower (electric)
95
CNP 050
Compactor, vibratory
105
CNP 061
Derrick barge
104
CNP 062
Dredger, chain bucket
118
CNP 063
Dredger, grab
1.2
CNP 064
Drill, percussive, hand-held (electric)
103
CNP 065
Drill/grinder, hand-held (electric)
98
CNP 066
Dumper
106
CNP 067
Dump truck
117
CNP 081
1 CNP 101 CNP 102
| CNP 103 CNP 104
Excavator/loader, wheeled/tracked
112
| Generator, standard
108
Generator, silenced, 75 dB(A) at 7 m Generator, super silenced, 70 dB(A) at 7 m
100
95
Grader
113