PART 1 | Citation and commencement |
| 1. These Regulations are the Sewerage and Drainage (Protection of Public Sewerage System) Regulations 2017 and come into operation on 30 June 2017. |
2. In these Regulations, unless the context otherwise requires —“approved plan”, in relation to a specified activity, means a plan for the activity —| (a) | that is approved by the Board pursuant to an application under regulation 5, as may be amended with the permission of the Board under regulation 6; and | | (b) | that has not ceased to be an approved plan under regulation 7; |
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| “commencement window period”, in relation to a specified activity, means the period mentioned in regulation 8 during which the activity must commence; |
“construction survey” means a survey of —| (a) | the part of the public sewer corridor in which a specified activity is proposed to be or has been carried out; and | | (b) | such other part of the public sewer corridor as the Board considers may be affected by the carrying out of the specified activity, |
| for the purpose of establishing the location, depth and structural condition of the public sewerage system in that part of the public sewer corridor; |
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| “contractor”, in relation to a specified activity, means a person who carries out the activity for the person’s own account, or for another person (whether or not for any reward), but does not include a person who carries out the activity under a contract of service; |
| “plan”, in relation to any specified activity, includes any drawing, detail, diagram, calculation, and structural detail and calculation, showing or relating to the activity; |
| “public sewer corridor” means the land and space bounded by 2 vertical planes as illustrated in the First Schedule, through which any sewer, main or pipe of a public sewerage system runs (whether under, on or above ground); |
| “qualified person” has the same meaning as in section 2(1) of the Building Control Act (Cap. 29); |
“registered professional engineer” means a person who is registered under the Professional Engineers Act (Cap. 253) as a professional engineer in respect of one or more of the following:| (a) | civil engineering; | | (b) | structural engineering; | | (c) | geotechnical engineering; |
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“responsible person”, in relation to any specified activity, means any of the following:| (a) | the contractor of the activity; | | (b) | the qualified person or registered professional engineer appointed for the purpose of preparing and submitting the application for the approval of the plan for the activity under regulation 5; |
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| “supervisor” means the person appointed as such under regulation 9(2); |
| “the Commissioner’s approval”, in relation to any plan for any specified activity, means the approval of the Commissioner of Building Control for the plan under section 5 of the Building Control Act. |
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| Meaning of “specified activity” |
3. In these Regulations, “specified activity” means one or more of the following activities:| (a) | the carrying out of any earthwork for site formation, whether by excavation, filling or backfilling; | | (b) | the excavation of any trench, well, pond or pool, or excavation for any underground structure which is more than 0.5 metre in depth; | | (c) | the excavation of earth, rock or other material by means of explosives; | | (d) | the carrying out of any ground exploratory or testing work, including through soil boreholes and geological surveys; | | (e) | the installation of any foundation, sheet pile, piled foundation, earth retaining or stabilising structure, ground anchor, horizontal tie‑back, or any other similar installation; | | (f) | the carrying out of any ground stabilising work, including jet grouting, soil compacting and ground freezing; | | (g) | the carrying out of any tunnelling, excavation work or jacking work; | | (h) | the erection of any temporary or permanent structure, including any site office or showflat; | | (i) | the installation of any heavy construction machine or plant, including the stacking and installation of any concrete block for pile testing; | | (j) | the installation of any container box. |
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