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Vgm Green Wall Method Statement

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METHOD STATEMENT FOR ELMICH GREEN WALL VERTICAL GREENING MODULE (VGM) PREPARED BY ELMICH PTE LTD VGM MStmt Ver2012(Jan) Page 1 METHOD STATEMENT ELMICH GREEN WALL VERTICAL GREENING MODULE (VGM) 1. VGM VGM top open Media Bag Planting Medium Assembled VGM 1.1 Assemble VGM modules leaving removable top open 1.2 Yellow triangle on front and back panels should be at the top 1.3 Insert custom-fit planting media bag into module 1.4 Fill media bag with planting medium flush with top of module 1.5 Fold mouth of media bag to prevent spillage of media and attach VGM cover VGM MStmt Ver2012(Jan) Page 2 2. Pre-plant VGMs in Nursery Environment Make slit in Media Bag to insert plant 2.1 Make slits in media bag and insert selected green wall plants,1 plant per aperture Centre disk removed Centre disk of side panel 2.2 Planted side panel If side planting is required, cut and remove centre disk of side panel VGM MStmt Ver2012(Jan) Page 3 VGMs tilted to orientate plants 3. 2.3 Allow at least 12 weeks for plants to firmly establish in nursery environment 2.4 Orientate plants to growth from a wall by progressively tilting VGM modules from horizontal to vertical over the 12 weeks Prepare Wall for VGM Installation RC Wall 3.1 Staging Framework Prime RC wall and/or construct framework (including waterproofing, painting, welding, etc) according to project requirements VGM MStmt Ver2012(Jan) Page 4 Beam does not correspond with VGM width 3.2 3.3 4. Beam does not correspond with VGM width Vertical beams of framework MUST correspond precisely with VGM width for pilaster installation Erect staging for work on high wall Install Pilasters 4.1 Take vertical and horizontal wall measurements to determine position of first pilaster (anchor rails) according to project requirements Stainless Steel Bolt Setting Tool Threaded Wedge Anchor Stainless Steel Washer Wedge, Washer & Bolt 4.2 Drill holes at all securing points to required depth using drill bit diameter corresponding with anchor used. Blow out dust and fragments VGM MStmt Ver2012(Jan) Page 5 4.3 Pilaster positions MUST register with width of VGM and all pilaster mounting slots align Pilasters Pilaster VGM Assembled VGM modules assist in alignment of pilasters 4.3 Use assembled VGM modules to assist in accurate alignment of pilasters Stainless Steel Bolt & Washer RC Wall 4.5 Stainless Steel Bolt & Nut Framework Secure pilaster with stainless steel Stud or Wedge anchors tighten with torque wrench for RC wall or secure with stainless steel nuts and bolts for a constructed framework accordingly VGM MStmt Ver2012(Jan) Page 6 5. Irrigation and Fertigator System Cable-tie Hole for securing tubing Hole for securing tubing Cable-tie 5.1 Secure irrigationDistribute tubing to evenly pilasters at specifically spaced drippers holes provided along length of pilasters with cable ties Dripper to top half of VGM Dripper to bottom half of VGM Yellow triangle at top of VGM 5.2 Insert arrow drippers into separate points either at rear or rear and front of each VGM to evenly distribute water supply VGM MStmt Ver2012(Jan) Page 7 Rain Sensor Over-pressure valve Controller Solenoid Valve 5.3 Install irrigation system, including controller, solenoid valve, pressure regulator, filters and valves linked to fertiliser supply, to project requirements or as advised, to deliver irrigation and fertiliser at programmable intervals for controlled durations 5.4 A rain sensor (optional) may be installed to override programmed water release when the green wall receives sufficient water from rain VGM MStmt Ver2012(Jan) Page 8 6. Mounting Attach Self-tapping Screw here 6.1 Attach stainless steel mounting brackets to the 4 corners of each VGM and cover each with its plastic cover 6.2 Secure mounting bracket to VGM with self-tapping screw to prevent bracket dislodgement before mounting Anchor VGM to Pilaster Attach Self-tapping Screw here 6.3 Anchor VGM to the pilasters beginning from the bottom row VGM MStmt Ver2012(Jan) Page 9 Arm clasp locked into pilaster slots Insert Anti-lift Arm 6.4 Insert anti-lift arm between tops of mounted VGMs and push, from front to back, until arm clasp locks into pilaster slots Emitters along tubing Emitters along tubing Plug connectors into emitters Plug connectors into emitters 6.5 Plug connectors of manifold/s into corresponding emitters along horizontal irrigation tubing as each VGM row is installed 6.6 Install subsequent rows until all VGM rows are installed VGM MStmt Ver2012(Jan) Page 10 Plug in connectors to emitters as each VGM row is installed Install bottom row followed by subsequent rows above 7. Inspection & Maintenance 7.1 Follow a routine inspection and maintenance regime 7.2 Ensure smooth running of irrigation system 7.3 Weed away invasive unwanted growth 7.4 Prune as necessary VGM MStmt Ver2012(Jan) Page 11