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[接上页] (c) a child under one year of age;"oil tanker" (油轮) means a ship constructed or adapted to carry oil in bulk in its cargo spaces and includes combination carriers; for the purposes of this definition "combination carrier" (油类与散货两用船) means a ship designed to carry either oil or solid cargoes in bulk; "the Ordinance" (本条例) means the Merchant Shipping (Registration) Ordinance (Cap 415); (74 of 1990 Sch. 5) "pleasure vessel" (游乐船只) means a vessel primarily used for sport or recreation; "Registrar" (注册官) means the Registrar of Ships appointed under section 4 of the Ordinance. (74 of 1990 Sch. 5) "surveyor" (验船师) means a surveyor appointed by a Certifying Authority; "trawler" (拖网渔船) has the meaning assigned to it in section 91 of the Merchant Shipping Ordinance (Cap 281); "waters of Hong Kong" (香港水域) has the meaning assigned to it in the Interpretation and General Clauses Ordinance (Cap 1). Cap 415C reg 2A Certifying Authorities (1) The Director shall be a Certifying Authority for the purposes of these regulations. (2) The Director may authorize in writing any person or body to be a Certifying Authority for the purposes of these regulations. (3) Any person who or body which was immediately prior to the commencement* of this regulation authorized by the Director to be a Certifying Authority under regulation 2 shall on and from such commencement be deemed to be so authorized by the Director under this regulation. (74 of 1990 Sch. 5)_________________________________________________________________________________ Note: * 3 December 1990 Cap 415C reg 3 Application of Part II PART II APPLICATION, ASCERTAINMENT OF TONNAGE AND CERTIFICATION FOR NEW SHIPS AND CERTAIN EXISTING SHIPS OF 24 METRES IN LENGTH AND OVER (1) This Part of these regulations and Schedules 2, 3 and 4 hereto shall apply to the following ships registered or to be registered in Hong Kong, being ships of 24 metres in length or over- (74 of 1990 Sch. 5) (a) new ships; (b) existing ships to which regulation 13(1) of these regulations would otherwise apply but which undergo alterations or modifications which result in a substantial variation in their existing gross tonnage; (c) existing ships, if the owner so requests; (d) all ships with effect from 18 July 1994.(2) Existing ships the tonnage of which has once been determined under this Part of these regulations pursuant to a request of the owner under paragraph (1)(c) above shall not subsequently have their tonnages determined in accordance with Part IV of these regulations. Cap 415C reg 4 Method of tonnage measurement (1) The owner and the master of a ship to be measured shall make it available for measurement by a surveyor and afford all necessary facilities for its survey and measurement and shall produce such plans, drawings, specifications and other documents relating to the ship that the surveyor may require for his use or retention. (2) The gross and net tonnages shall be determined in accordance with regulations 6 and 7 of these regulations provided that in the case of novel types of craft with constructional features which render the application of the provisions of these regulations unreasonable or impracticable, the gross and net tonnages shall be determined as required by the Director. (3) All measurements used in the calculations of volumes shall be taken and expressed in metres to the nearest centimetre. (4) Gross and net tonnages shall be expressed as whole numbers, decimals being rounded off downwards. Cap 415C reg 5 Calculation of volumes (1) All volumes included in the calculation of gross and net tonnages shall be measured, irrespective of the fitting of insulation or the like, to the inner side of the shell or structural boundary plating in ships constructed of metal, and to the outer surface of the shell or to the inner side of the structural boundary surfaces in ships constructed of any other material. (2) Volumes of appendages shall be included in the total volume. (3) Volumes of spaces open to the sea shall be excluded from the total volume. (4) The method and accuracy of the calculations shall be to the satisfaction of the Director and shall be sufficiently detailed to facilitate checking. Cap 415C reg 6 Gross tonnage The gross tonnage (GT) of a ship shall be determined by the following formula: GT = K1 V where: V = total volume of all enclosed spaces of the ship in cubic metres K1 = 0.2 + 0.02 log10 V or as specified in Schedule 3. Cap 415C reg 7 Net tonnage The net tonnage (NT) of a ship shall be determined by the following formula: 4d N2NT = K2 Vc [_______]2 + K3 (N1 + _______) 3D 10where: Vc = total volume of cargo spaces in cubic metres K2 = 0.2 + 0.02 log10 Vc or as specified in Schedule 3 GT = 10000K3 = 1.25 ____________________ 10000where GT = gross tonnage calculated in accordance with regulation 6 D = moulded depth amidships in metres d = moulded draught amidships in metres |