1、BRITISH STANDARD BS EN 13121-4:2005 GRP tanks and vessels for use above ground Part 4: Delivery, installation and maintenance ICS 23.020.10 Incorporating corrigendum February 2007National foreword This British Standard is the UK implementation of EN 13121-4:2005, incorporating corrigendum February 2
2、007. The UK participation in its preparation was entrusted to Technical Committee PRI/5, UK steering committee for CEN/TC210 “GRP tanks”. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary
3、provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. BS EN 13121-4:2005 Amendments/corrigenda issued since publication Date Comments 31 December 2009 Implementation of CEN corrigendum February 2
4、007, text added to Table A.1c) This British Standard was published under the authority of the Standards Policy and Strategy Committee on 26 January 2005 BSI 2009 ISBN 978 0 580 69975 7EUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN131214 January2005 ICS23.020.10 Englishversion GRPtanksandvesselsfo
5、ruseabovegroundPart4:Delivery, installationandmaintenance RservoirsetrcipientsenPRVpourapplicationshorssol Partie4:Livraison,installationetmaintenance OberirdischeGFKTanksundBehlterTeil4: Auslieferung,AufstellungundInstandhaltung ThisEuropeanStandardwasapprovedbyCENon12November2004. CENmembersarebou
6、ndtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropean Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcerningsuchnational standardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEur
7、opeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytranslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,
8、CzechRepublic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Slovakia, Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCH
9、ES KOMITEE FR NORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2005CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN131214:2005:E IncorporatingcorrigendumFebruary2007EN 13121-4:2005 (E) 2 Contents Page Foreword3 1 Scope 4 2 Normative references
10、 4 3 Terms and definitions .4 4 Delivery .4 4.1 General4 4.2 Low temperature effects .4 4.3 Pre-delivery check .5 4.4 Storage5 4.5 Lifting devices5 4.6 Loading .5 4.7 Transportation5 5 Installation 6 5.1 General6 5.2 Pre-installation checks6 5.3 Preparation of installation location6 5.3.1 Requiremen
11、ts for installation surfaces .6 5.3.2 Preparation of support and erection of tanks or vessels6 5.4 Bolting.7 5.4.1 Anchor bolting .7 5.4.2 Nozzle bolting.7 5.4.3 Bolt torques7 5.5 Connections .7 5.6 Attachments .7 5.7 Inspection and tests 7 6 Maintenance .8 Annex A (informative) Allowable lifting me
12、thods for straight vertical lift .9 Annex B (informative) Repositioning of tank/vessel from horizontal to vertical12 Annex C (informative) Delivery checklist15 Annex D (informative) Installation checklist.16 Annex E (informative) Guidance notes for maintenance.17 E.1 General17 E.2 Service conditions
13、.17 E.3 Cleaning and servicing .17 E.4 Repairing and replacing17 E.5 Inspections and tests 17 Bibliography 18 BS EN 13121-4:2005EN 13121-4:2005 (E) 3 Foreword This document (EN 13121-4:2005) has been prepared by Technical Committee CEN/TC 210 “GRP tanks and ves- sels”, the secretariat of which is he
14、ld by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2005, and conflicting national standards shall be withdrawn at the latest by July 2005. Document EN 13121 consists of the following
15、parts under the general title GRP tanks and vessels for use above ground: Part 1: Raw materials Specification conditions and acceptance conditions. Part 2: Composite materials Chemical resistance. Part 3: Design and workmanship. Part 4: Delivery, installation and maintenance. This document has been
16、prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following coun- tries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czec
17、h Republic, Denmark, Esto- nia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. BS EN 13121-4:2005EN 13121-4:2005 (E) 4 1 Scope This doc
18、ument gives requirements for delivery, installation and maintenance of GRP tanks and vessels in accordance with prEN 13121-3. 2 Normative references Not applicable. 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 delivery delivery includes lo
19、ading, transportation and off-loading of the GRP tank or vessel at the site designated by the purchaser 3.2 installation installation includes the preparation of the support(s), erection or placement on the supports and fixing the tank or vessel, inspection and tests before commissioning 3.3 bedding
20、 material bedding material for flat-bottomed tanks, pliable during installation and load bearing before commissioning 3.4 screed hard setting material to correct minor surface irregularities 3.5 transporter organisation in charge of the transport of the tank/vessel from the place of loading to the p
21、lace of storage or instal- lation 3.6 installer organisation in charge of installing the tank/vessel in its place of use 4 Delivery 4.1 General If the manufacturer considers that the requirements of this document are insufficient for the loading and the transpor- tation of the GRP tank or vessel for
22、 the purposes of any particular delivery, he shall provide the necessary additional information. NOTE A recommended check list of those items which should be verified is given in Annex C (informative). 4.2 Low temperature effects The possible effects on the material properties of the GRP tank or ves
23、sel of ambient temperatures experienced during transportation shall, as far as possible, be taken into consideration, especially temperatures less than 5 C. BS EN 13121-4:2005EN 13121-4:2005 (E) 5 4.3 Pre-delivery check A pre-delivery check shall be made to ensure that: the appropriate inspection ce
24、rtificate is available; the tank/vessel is correctly identified; the tank/vessel is in its as-released condition; all branches are blanked with either service blanks or temporary covers. NOTE To avoid damage to the GRP tank or vessel during delivery, temporary bracings should be used. 4.4 Storage If
25、, after unloading, the GRP tank or vessel cannot immediately be installed in its final position, it shall be stored as follows: a) Wherever possible the GRP tank or vessel shall be stored in the design orientation i.e. vertical tank or vessel shall be stored (supported and anchored) vertically. If i
26、t is not possible to store the item in their operational orientation it may be stored otherwise with special considerations on supporting and anchoring. The use of saddles or supporting timbers with wedges may be necessary. b) The storage area shall be level and free from protrusions or ridges to av
27、oid point loading. The GRP vessel or tank shall be located in an area remote from vehicular traffic or suitably protected from traffic. Consideration shall be given to movements due to wind on the empty item and temporary anchors shall be provided. 4.5 Lifting devices Where the lifting device will m
28、ake direct contact with GRP surfaces, synthetic fibre flat webbing slings shall be used. The minimum width of the slings shall be 80 mm. 4.6 Loading The GRP tank or vessel shall be lifted and handled in a suitable manner according to the state of the art; appropriate manners are shown in the example
29、s in Annex A (informative) and Annex B (informative). The lifting devices shall be attached to the GRP tank or vessel in correspondence with the design of the tank or vessel. All lifts shall take into the consideration the site and atmospheric conditions, especially wind. All lifts shall avoid any i
30、mpact. Loading details shall be recorded. NOTE This may be done by e.g. using the form given in Annex C (informative). 4.7 Transportation Loads occurring during transport shall be considered to ensure that undue stress, local loads and abrasion are not imposed on the GRP tank or vessel. The GRP tank
31、 or vessel shall be secured by webbing slings or ropes. NOTE At the destination and before off-loading the GRP tank or vessel should be visually inspected. The results of inspec- tion should be recorded, e.g. using the form Annex C (informative). BS EN 13121-4:2005EN 13121-4:2005 (E) 6 5 Installatio
32、n 5.1 General The manufacturer shall advise the methods of installation of the GRP tank or vessel. NOTE 1 The installation should be carried out by trained personnel only. NOTE 2 The details of installation should be recorded, e.g. using the form given in Annex D (informative). 5.2 Pre-installation
33、checks A pre-installation check shall be made to ensure that: a) supporting structures or foundations are suitable for the installation; b) supporting structures or foundations are within the specified tolerances; c) if necessary, the item is protected from flotation. Pre-installation details shall
34、be recorded, e.g. using the form given in Annex D (informative). 5.3 Preparation of installation location 5.3.1 Requirements for installation surfaces The supporting structure shall meet the requirements of the manufacturer of the GRP tank or vessel. 5.3.2 Preparation for support and erection of tan
35、ks or vessels 5.3.2.1 Flat-bottomed tanks or vessels a) Installation on flat and even surfaces The foundation shall be flat and level within 2 mm/m with an overall maximum deviation of 5 mm. Flat- bottomed tanks/vessels shall be erected vertically with a maximum deviation of 0,5. b) Installation usi
36、ng a bedding material On uneven foundations or in case of uneven tank or vessel bottoms, a fresh bedding material of a sufficient thickness shall be used to ensure contact between the foundation and the bottom. NOTE The bedding material, e.g. cement screed, polymer concrete, sodium/potassium water g
37、lass sand mixtures and bituminous sand mixtures, rubber, bitumen felt should be laid shortly before erection ensuring that any orientation marks are visible. The bedding material should be covered to prevent adhesion to the tank/vessel. c) Installation on piers or beams Installation on piers, beams
38、or gratings shall be in accordance with the design. 5.3.2.2 Horizontal tanks/vessels Saddle supports shall be as designed. NOTE The saddle support should be installed with a tolerance of 1 mm/m separation. BS EN 13121-4:2005EN 13121-4:2005 (E) 7 5.3.2.3 Circumferential skirt supported vertical tanks
39、 or vessels The tank or vessel shall be installed vertically with a maximum deviation of 0,5. The alignment may be achieved by placing suitable load-bearing shims, on either side of the anchor bolts. Any gap between the skirt and the supporting structure shall be filled with a load-bearing infill be
40、fore commissioning. 5.3.2.4 Tanks or vessels with supporting legs Tanks or vessels with supporting legs shall be installed vertically with a maximum deviation of 0,5 and securely anchored to the supporting structure. The legs shall be shimmed using a load-bearing material to ensure that the tank or
41、vessel is uniformly supported. 5.3.2.5 Drop-through tanks or vessels with separate supporting rings When using drop-through tanks or vessels it shall be ensured that the support arrangement, whether continuous or split, will support the tank/vessel uniformly. 5.4 Bolting 5.4.1 Anchor bolting The bol
42、ting work shall be carried out in accordance with the design of the tank or vessel. 5.4.2 Nozzle bolting The opposite lying bolts shall be tightened in pairs. Any following pair of bolts shall to be selected at the widest angle to the axis of the previous pair. 5.4.3 Bolt torques 5.4.3.1 Torques for
43、 anchoring Nuts shall be tightened until they reach the contact surface. All nuts shall be locked by a counter nut. 5.4.3.2 Torques for bolting The torques for bolting shall be specified by the manufacturer. 5.5 Connections Pipework shall be supported at all times so that local loads on nozzles do n
44、ot exceed the design value. NOTE Flange and nozzle protection (e.g. covers) should be left during installation of the tank or vessel until needed for connection of piping or ancillary equipment. 5.6 Attachments Ladders, platforms and other attachments shall be fitted in accordance with the design an
45、d without causing undue stress to the tank/vessel. 5.7 Inspection and tests After completion of installation the tank or vessel shall be inspected and tested as required in the operating instruc- tions given by the manufacturer of tank or vessel and shall include as a minimum. a) Visual inspections
46、shall indicate the general state of the tank or vessel, the state of wall material, nozzles, connections and joints. Subject of inspections shall be the outer surfaces and, for reasons of impact damage BS EN 13121-4:2005EN 13121-4:2005 (E) 8 or abrasion, the inner surfaces. Visual inspections shall
47、be performed before and after hydrostatic or pressure tests. b) Hydrostatic or pressure tests, tests on safety or on operational devices and spark testing of lining seams. NOTE 1 Within hydrostatic or pressure tests, accoustic emission tests should be performed. Conditions and results of inspections
48、 and tests shall be recorded. NOTE 2 Inspection and test reports should be kept by the user until tank or vessel is decommissioned. 6 Maintenance Maintenance is a set of preventive and other measures applied to enable availability and safety of tanks or vessels and to avoid danger to health and to the environment under the service conditions of the tanks or vessels within their working lives. NOTE The manufacturer should provide appropriate advice on cleaning, servicing, repairing or replacing of defective parts, visual inspections and tests, e.g. as
