[{"data":1,"prerenderedAt":387},["ShallowReactive",2],{"project-helipad-platform":3},{"_path":4,"_dir":5,"_draft":6,"_partial":6,"_locale":7,"title":8,"description":9,"slug":10,"locale":11,"subtitle":12,"summary":13,"location":14,"year":15,"category":16,"image":17,"featured":18,"order":19,"body":20,"_type":381,"_id":382,"_source":383,"_file":384,"_stem":385,"_extension":386},"\u002Fprojects\u002Fhelipad-platform.en","projects",false,"","Helipad Platform","Rooftop and offshore helipads have to meet a tighter set of\nconstraints than almost any other walking or landing surface in\ncommercial use. They take the load of a fully-fuelled helicopter on a\nsmall landing-gear footprint, drain fuel and water without slip risk,\nhold non-sparking certification when over fuel-handling areas, and\nsurvive salt spray or industrial atmosphere for decades without\nrecoating. Steel and aluminium both struggle with one or more of\nthese. FRP grating covers all of them — which is why almost every\nnew-build helideck on offshore platforms and most new hospital\nrooftop helipads in Asia now specify FRP as the default.","helipad-platform","en","FRP Grating Rooftop Helipad for Hospital, Commercial, and Offshore Applications","Lightweight FRP grating helipad platform replacing corroded steel decking — spark-free, slip-resistant, and 60% structural weight savings over concrete.","Southeast Asia","2024-03-01","Offshore","\u002Fimages\u002Fprojects\u002Fhelipad-platform\u002Fcover.webp",true,5,{"type":21,"children":22,"toc":373},"root",[23,30,37,42,88,93,156,161,167,177,187,197,207,217,227,233,238,321,326,332,342,352,362,368],{"type":24,"tag":25,"props":26,"children":27},"element","p",{},[28],{"type":29,"value":9},"text",{"type":24,"tag":31,"props":32,"children":34},"h2",{"id":33},"helipad-design-requirements",[35],{"type":29,"value":36},"Helipad design requirements",{"type":24,"tag":25,"props":38,"children":39},{},[40],{"type":29,"value":41},"A modern helipad is governed by regulatory standards that depend on\nwhere it sits:",{"type":24,"tag":43,"props":44,"children":45},"ul",{},[46,58,68,78],{"type":24,"tag":47,"props":48,"children":49},"li",{},[50,56],{"type":24,"tag":51,"props":52,"children":53},"strong",{},[54],{"type":29,"value":55},"ICAO Annex 14, Volume II",{"type":29,"value":57}," — international standard for\nheliports, including rooftop and shipboard installations.",{"type":24,"tag":47,"props":59,"children":60},{},[61,66],{"type":24,"tag":51,"props":62,"children":63},{},[64],{"type":29,"value":65},"FAA AC 150\u002F5390-2C",{"type":29,"value":67}," — U.S. heliport design standard.",{"type":24,"tag":47,"props":69,"children":70},{},[71,76],{"type":24,"tag":51,"props":72,"children":73},{},[74],{"type":29,"value":75},"IMO MSC.1\u002FCirc.1328",{"type":29,"value":77}," — guidelines for helicopter facility\noperations on ships, including offshore helidecks.",{"type":24,"tag":47,"props":79,"children":80},{},[81,86],{"type":24,"tag":51,"props":82,"children":83},{},[84],{"type":29,"value":85},"CAP 437",{"type":29,"value":87}," (UK CAA) — offshore helideck standard, widely\nreferenced globally.",{"type":24,"tag":25,"props":89,"children":90},{},[91],{"type":29,"value":92},"Key load and surface requirements across these standards:",{"type":24,"tag":43,"props":94,"children":95},{},[96,106,116,126,136,146],{"type":24,"tag":47,"props":97,"children":98},{},[99,104],{"type":24,"tag":51,"props":100,"children":101},{},[102],{"type":29,"value":103},"Touchdown load",{"type":29,"value":105}," of 6–8 tonnes for medium helicopters (AW139,\nS-92, H175), concentrated on a small footprint during landing.",{"type":24,"tag":47,"props":107,"children":108},{},[109,114],{"type":24,"tag":51,"props":110,"children":111},{},[112],{"type":29,"value":113},"Surface friction coefficient",{"type":29,"value":115}," ≥ 0.65 wet, ≥ 0.85 dry, per ICAO \u002F\nFAA friction testing.",{"type":24,"tag":47,"props":117,"children":118},{},[119,124],{"type":24,"tag":51,"props":120,"children":121},{},[122],{"type":29,"value":123},"Perimeter safety net",{"type":29,"value":125}," at the platform edge (typically 1.5 m\nwide).",{"type":24,"tag":47,"props":127,"children":128},{},[129,134],{"type":24,"tag":51,"props":130,"children":131},{},[132],{"type":29,"value":133},"Drainage",{"type":29,"value":135}," that handles fuel and water without ponding.",{"type":24,"tag":47,"props":137,"children":138},{},[139,144],{"type":24,"tag":51,"props":140,"children":141},{},[142],{"type":29,"value":143},"Non-sparking",{"type":29,"value":145}," when located above fuel storage or handling.",{"type":24,"tag":47,"props":147,"children":148},{},[149,154],{"type":24,"tag":51,"props":150,"children":151},{},[152],{"type":29,"value":153},"Conductive top layer",{"type":29,"value":155}," for lightning protection, bonded to the\nairframe discharge path.",{"type":24,"tag":25,"props":157,"children":158},{},[159],{"type":29,"value":160},"These constraints disqualify several common flooring systems.\nConcrete is heavy and cracks. Steel grating sparks on impact.\nAluminium is conductive. Plain FRP without a conductive top layer\ndoes not dissipate lightning.",{"type":24,"tag":31,"props":162,"children":164},{"id":163},"why-frp-is-the-standard-spec",[165],{"type":29,"value":166},"Why FRP is the standard spec",{"type":24,"tag":25,"props":168,"children":169},{},[170,175],{"type":24,"tag":51,"props":171,"children":172},{},[173],{"type":29,"value":174},"Weight savings.",{"type":29,"value":176}," A typical 18 m × 18 m helipad on FRP grating\nweighs 60–70% less than the equivalent concrete deck. On a building\nrooftop, that delta translates directly to lower structural steel\ntonnage and a smaller foundation. On an offshore platform, it is\noften the difference between a feasible retrofit and an unfeasible\none.",{"type":24,"tag":25,"props":178,"children":179},{},[180,185],{"type":24,"tag":51,"props":181,"children":182},{},[183],{"type":29,"value":184},"Corrosion resistance.",{"type":29,"value":186}," Salt spray, jet fuel vapour, hydraulic\nfluid, de-icing fluid — the deck sees it all. Vinyl ester FRP panels\nrated for jet fuel exposure (per ASTM C581 testing) hold service life\nover 25 years with zero recoating.",{"type":24,"tag":25,"props":188,"children":189},{},[190,195],{"type":24,"tag":51,"props":191,"children":192},{},[193],{"type":29,"value":194},"Slip resistance.",{"type":29,"value":196}," Quartz-grit top surfaces meet ICAO wet-friction\nthresholds with margin to spare, even after years of jet fuel and\nrubber deposits.",{"type":24,"tag":25,"props":198,"children":199},{},[200,205],{"type":24,"tag":51,"props":201,"children":202},{},[203],{"type":29,"value":204},"Non-sparking.",{"type":29,"value":206}," Properly formulated FRP with no exposed metallic\naggregate is spark-free on impact. Required for helidecks above\nfuel handling or co-located with hydrocarbon processing.",{"type":24,"tag":25,"props":208,"children":209},{},[210,215],{"type":24,"tag":51,"props":211,"children":212},{},[213],{"type":29,"value":214},"Lightning dissipation.",{"type":29,"value":216}," Conductive FRP formulations (carbon-filled\nresin or surface veil) provide a path for lightning current to\nground without damaging the panel. Bonding to the platform lightning\nsystem is straightforward.",{"type":24,"tag":25,"props":218,"children":219},{},[220,225],{"type":24,"tag":51,"props":221,"children":222},{},[223],{"type":29,"value":224},"Modular construction.",{"type":29,"value":226}," FRP panels ship cut-to-size and banded. An\n18 m × 18 m helipad is typically 60–80 panels, installed in 3–5 days\nwith a small crew. No on-site welding, no hot-work permit, no\ncuring time.",{"type":24,"tag":31,"props":228,"children":230},{"id":229},"panel-specification-for-helipads",[231],{"type":29,"value":232},"Panel specification for helipads",{"type":24,"tag":25,"props":234,"children":235},{},[236],{"type":29,"value":237},"The standard Endura FRP helipad spec:",{"type":24,"tag":43,"props":239,"children":240},{},[241,251,261,271,281,291,301,311],{"type":24,"tag":47,"props":242,"children":243},{},[244,249],{"type":24,"tag":51,"props":245,"children":246},{},[247],{"type":29,"value":248},"Resin",{"type":29,"value":250},": vinyl ester (ASTM C581 tested in jet fuel, hydraulic\nfluid, salt spray)",{"type":24,"tag":47,"props":252,"children":253},{},[254,259],{"type":24,"tag":51,"props":255,"children":256},{},[257],{"type":29,"value":258},"Construction",{"type":29,"value":260},": 50 mm moulded for the touchdown zone, 38 mm\nmoulded for the perimeter and walkway",{"type":24,"tag":47,"props":262,"children":263},{},[264,269],{"type":24,"tag":51,"props":265,"children":266},{},[267],{"type":29,"value":268},"Mesh",{"type":29,"value":270},": 19 × 19 mm standard (12 × 12 mm if small-tool drop is a\nconcern)",{"type":24,"tag":47,"props":272,"children":273},{},[274,279],{"type":24,"tag":51,"props":275,"children":276},{},[277],{"type":29,"value":278},"Surface",{"type":29,"value":280},": integral quartz grit, fine grade (20–40 mesh),\nconductive variant where lightning dissipation is specified",{"type":24,"tag":47,"props":282,"children":283},{},[284,289],{"type":24,"tag":51,"props":285,"children":286},{},[287],{"type":29,"value":288},"Edges",{"type":29,"value":290},": banded on all exposed edges",{"type":24,"tag":47,"props":292,"children":293},{},[294,299],{"type":24,"tag":51,"props":295,"children":296},{},[297],{"type":29,"value":298},"Fixings",{"type":29,"value":300},": stainless-steel M-clip or saddle clip, M10 or M12\ngrade",{"type":24,"tag":47,"props":302,"children":303},{},[304,309],{"type":24,"tag":51,"props":305,"children":306},{},[307],{"type":29,"value":308},"Conductive layer",{"type":29,"value":310},": 10⁶–10⁹ Ω\u002Fsq surface resistivity where\nrequired",{"type":24,"tag":47,"props":312,"children":313},{},[314,319],{"type":24,"tag":51,"props":315,"children":316},{},[317],{"type":29,"value":318},"Marking",{"type":29,"value":320},": ICAO-compliant H marking and circle, painted with\nepoxy paint or in-mould colour",{"type":24,"tag":25,"props":322,"children":323},{},[324],{"type":29,"value":325},"A complete helipad submittal package includes the resin certificate,\nASTM E84 Class 1 fire rating, friction test data, and load\ncalculations for the design helicopter class.",{"type":24,"tag":31,"props":327,"children":329},{"id":328},"installation-contexts",[330],{"type":29,"value":331},"Installation contexts",{"type":24,"tag":25,"props":333,"children":334},{},[335,340],{"type":24,"tag":51,"props":336,"children":337},{},[338],{"type":29,"value":339},"Rooftop helipads",{"type":29,"value":341}," (hospital, commercial, residential) — the weight\nsavings matter most. The deck is typically installed on a steel curb\nframe, with the existing rooftop structure receiving only modest\nreinforcement. Installation can usually happen without shutting down\nthe building below.",{"type":24,"tag":25,"props":343,"children":344},{},[345,350],{"type":24,"tag":51,"props":346,"children":347},{},[348],{"type":29,"value":349},"Offshore helidecks",{"type":29,"value":351}," — weight and corrosion matter most. Most\noffshore helidecks today are FRP retrofit over an existing steel\nsubstructure, replacing the original grating that has reached end\nof service life. The retrofit window is typically 2–3 days.",{"type":24,"tag":25,"props":353,"children":354},{},[355,360],{"type":24,"tag":51,"props":356,"children":357},{},[358],{"type":29,"value":359},"Ground-level hospital helipads",{"type":29,"value":361}," — drainage and marking matter\nmost. FRP is the right answer here too, but the weight advantage is\nless critical.",{"type":24,"tag":31,"props":363,"children":365},{"id":364},"field-performance",[366],{"type":29,"value":367},"Field performance",{"type":24,"tag":25,"props":369,"children":370},{},[371],{"type":29,"value":372},"Endura FRP helipad installations in service since 2018 across\nSoutheast Asia and the Middle East show no panel failures and no\nsurface degradation beyond cosmetic wear in the touchdown zone.\nFriction coefficients remain in spec six or more years after\ninstallation. The most common service activity is repainting of\nthe markings on a 4–5 year cycle.",{"title":7,"searchDepth":374,"depth":374,"links":375},2,[376,377,378,379,380],{"id":33,"depth":374,"text":36},{"id":163,"depth":374,"text":166},{"id":229,"depth":374,"text":232},{"id":328,"depth":374,"text":331},{"id":364,"depth":374,"text":367},"markdown","content:projects:helipad-platform.en.md","content","projects\u002Fhelipad-platform.en.md","projects\u002Fhelipad-platform.en","md",1790155309383]