BS-7466-1991 ISO-8385-1990.pdf
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1、BRITISH STANDARD BS 7466:1991 ISO 8385:1990 Classification for Dredgers Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:59:42 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7466:1991 This British Standard, having been prepared under the direction of the Genera
2、l Mechanical Engineering Standards Policy Committee, was published under the authority of the Standards Board and comes into effect on 31 July 1991 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference GME/32 Draft for comment 89/73986 DC ISBN 0 580 19941
3、X Committees responsible for this British Standard The preparation of this British Standard was entrusted by the General Mechanical Engineering Standards Policy Committee (GME/-) to Technical Committee GME/32, upon which the following bodies were represented: British Marine Equipment Council British
4、 Maritime Technology British Motor Ship Owners Association British Waterways Board Department of Transport (Marine Directorate) General Council of British Shipping Lloyds Register of Shipping Ministry of Defence North East Coast Institution of Engineers and Shipbuilders Shipbuilders and Shiprepairer
5、s Association Amendments issued since publication Amd. No.DateComments Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:59:42 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7466:1991 BSI 11-1999i Contents Page Committees responsibleInside front cover National f
6、orewordii 1Scope1 2Classification1 Annex A (informative) Bibliography4 Table 1 Classification on basis of criteria1 Publication(s) referred toInside back cover Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:59:42 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS
7、 7466:1991 ii BSI 11-1999 National foreword This British Standard has been prepared under the direction of the General Mechanical Engineering Standards Policy Committee. It is identical with ISO 8385:1990 “Shipbuilding and marine structures Dredgers Classification” published by the International Org
8、anization for Standardization (ISO). A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summ
9、ary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 4, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside fr
10、ont cover. Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:59:42 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7466:1991 BSI 11-19991 1 Scope This International Standard provides a single classification for all types of dredgers designed for changing the dime
11、nsions of waterways in the interests of navigation by extracting or shifting the soil, where a dredger is considered to be a vessel or floating structure intended for dredging. 2 Classification Dredgers are classified on the basis of the criteria 1 to 11 in Table 1: Table 1 Classification on basis o
12、f criteria 1Area of operation 2Soil characteristics 3Power plant 4Mobility 5Transportability 6Crew quarters 7Location of dredging gear 8Operating movements 9Equipment for movement and propulsion 10Method of soil extraction 11Disposal of dredged material 1 Area of operation1.1 Inland waterways 1.2 Se
13、agoing1.2.1 Harbours and coastal zone 1.2.2 Offshore 1.2.3 Ocean-going 1.3 Special environments1.3.1 Tropical 1.3.2 Arctic 1.3.3 Other special environments 2 Soil characteristics2.1 Silts 2.2 Peats and organic soils 2.3 Sands 2.4 Gravels 2.5 Clays 2.6 Boulders and cobbles 2.7 Rocks 2.8 Mixed soils 3
14、 Power plant3.1 Steam 3.2 Diesel 3.3 Diesel-electric 3.4 Diesel-hydraulic 3.5 Electric 3.6 Electric-hydraulic 3.7 Gas-turbine 3.8 Nuclear 3.9 Mixed Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:59:42 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7466:1991 2
15、 BSI 11-1999 Table 1 Classification on basis of criteria 4 Mobility4.1 Non-propelled 4.2 Self-propelled 4.3 With limited propulsive capabilities 5 Transportability5.1 Non-dismountable 5.2 Dismountable 6 Crew quarters6.1 Without crew accommodation 6.2 With day accommodation 6.3 With full sleeping acc
16、ommodation 7 Location of dredging gear 7.1 At one side 7.2 At both sides 7.3 In a well7.3.1 Fore 7.3.2 Aft 7.4 On deck7.4.1 Fore 7.4.2 Aft 8 Operating movements8.1 Longitudinal8.1.1 Ahead 8.1.2 Astern 8.2 Traversing or lateral/arc 8.3 Combinations and special 9 Equipment for movement and propulsion
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