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Corrigendum 01 of Tender 05 of 2013

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Corrigendum 01 of Tender 05 of 2013

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36 Clause No. 5.3 There shall be two or three booms: thefirst main boom with telescopicextensions providing direct movementand the other articulated boom withvertical movement <strong>of</strong> approx. 180degrees, there shall preferably a thirdboom with vertical movement <strong>of</strong> approx.130 degrees to enable a person climbdown from the cage to the ladder on thesecond boom37 Clause No. 5.8 All necessary hydraulic, electric, air etc.lines up to the cage shall be installedinside the booms, thus being wellprotected38 Clause No. 9.6 The automatic jacking system shall becontrolled by handheld remote controlbox provided with backlit push buttons forfollowing operations39 Clause No.17.1140 Clause No.24.1There shall be a “bleed down” system,which can be operated from working cageand turntable control panels, to lower thebooms and bring the working cage downonto the ground even if no hydraulicpressure is available with manual rotationmechanismA telescopic rescue ladder system shall beattached on the right hand side <strong>of</strong> thebooms. The design shall be such that itforms a direct and continuous rescue waywith no crossover platforms or similarobstacles at the boom jointsWe suggest against use <strong>of</strong> more articulatedbooms for security reasonsPlease note that this design is globally criticizednow because <strong>of</strong> maintenance issues (In case <strong>of</strong>leakages it will not be immediately visible, ashousing is inside). For any maintenance(hydraulic or electrical) the booms will have tobe dismounted. Thus, better design would beto have all necessary hydraulic , electrical , airetc lines to be mounted outside the booms forbetter accessability for maintenance. Pleasealso note only one manufacturer uses this type<strong>of</strong> constructionPlease note as per the EN1777 there must be acontrol command located on each side <strong>of</strong> thevehicle in order to have a clear view <strong>of</strong> eachstabilizer. Remote control is not allowed.Again, this type <strong>of</strong> construction is being usedby only one manufacturerPlease note that as per EN1777 Bleed downsystem is not allowed because <strong>of</strong> safetyreasonsPlease note that a larger number <strong>of</strong> articulatedsections and rescue ladders shall increase risk<strong>of</strong> fall/injuryRefer Query No 3No ChangeAll the European ALPmanufacturers aremaking vehiclescomplying to EN 1777and we will ensure typetest certificate <strong>of</strong>particular model at thetime <strong>of</strong> documentscrutiny.No ChangeNo ChangeR BannerjiCEO, GSDMA

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