Environmental Protection Department

Checklist for a construction noise permit (CNP) application
Percussive piling (checklist04)

Please click here to download the checklist.

box.gif 1. If the applicant is a joint venture or consortium company, please provide the names of all the concerned incorporated mother companies.
box.gif 2. Please provide a copy of the Business Registration Certificate of the applicant.
box.gif 3. Please indicate previous CNP number, if any.
box.gif 4. Please provide a plan of appropriate scale (preferably 1:1000) just enough to show a clearly marked boundary of the work area and the locations of any nearby noise sensitive receivers (NSRs). An updated survey sheet issued by Lands Department is preferred. Please click here for examples.
box.gif 5. If the application involves pile drivers at fixed locations, relative distances of the drivers to the site boundary or grid lines shall be indicated in metres on the submitted plan(s).
box.gif 6. To avoid unnecessary delay, applicants are advised to submit their applications to the appropriate Regional Offices. Please click here for the addresses and boundary map of the Regional Offices.
 
Notes:
a. The applicant is preferably the main contractor of the construction site concerned.
b. Pile driving using excavator-mounted breaker is a kind of percussive piling and requires a permit.
c. In general, application involving diesel, pneumatic and / or stream hammer would not be accepted unless the construction site is situated in Designated Geological Difficult Areas as specified in the Technical Memorandum.
d. Please click example of this type of CNP application for an example of this type of CNP application.
e. A complicated application involving close liaison with NSRs may not be processed within 14 days even if all criteria of the checklist are met.
f. All relevant information shall be filled in and submitted.
   

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