Wind Zone Map - EN40 - Abacus Lighting

WIND ZONE MAPEN40 WIND ZONE MAPWind loading categoriesN/m2Extra Heavy 576Heavy 466Medium 429Light 396Specialist Contact AbacusThe rationalized wind loadingfactor, Rwf, are all stated at 10mabove ground level, and for a meanreturn period of 25 years.Abacus standard columns arebased on:Terrain Category II - 8m and above.Terrain Category III - less than 8m.Note: coastal sites, sites above250m or sites subject to funnellingwill require special consideration.Tyne and Wear includes:Gateshead, Newcastle, North andSouth Tyneside and Sunderland.West Yorkshire includes:Calerdale, Bradford, Kirkleesand Wakefield.South Yorkshire includes:Barnsley, Doncaster, Rotherhamand Sheffield.Greater Manchester includes:Bolton, Bury, Manchester, Oldham,Rochdale, Salford, Stockport,Tameside, Trafford and Wigan.West Midlands includes:Birmingham, Coventry, Dudley,Sandwell, Solihull, Walsall andWolverhampton.Greater London includes:All London boroughs.42 www.abacuslighting.comTerrain Category I:Seasides. At the edge of a lake with alength exposed to the wind of at least5km. Flat even land without obstacles.Terrain Category II:Fenced off cultivated land, some smallagricultural buildings, houses or trees.Terrain Category III:Industrial or sub-urban zonesand forest.Terrain Category VI:Urban perimeters with at least 15% ofthe surface built on, and/or on which theaverage heights of buildings exceed 15m.

Table A.1 - Rationalized wind loading factor, Rwf and maximum altitude.Administrative AreaMaximumAltitudem10 Min MeanWind Velocitym/secRationalizedWind LoadingRegionAberdeen 141 25.2 HeavyAberdeenshire 117 25.73 HeavyAngus 250 25.2 Extra HeavyAntrim 217 26.25 Extra HeavyArgyll and Bute 170 27.3 Extra HeavyArmagh 250 24.68 Extra HeavyBath and North East Somerset 250 22.05 MediumBedfordshire 147 23.1 LightBlackburn and Darwen 142 24.15 MediumBlackpool 98 24.15 LightBlaenau Gwent 250 22.05 MediumBournemouth 98 24.15 LightBracknell Forest 250 21 LightBridgend 221 22.58 MediumBrighton and Hove 147 23.1 LightBristol 231 21.53 LightBuckinghamshire 202 22.05 LightCaerphilly 250 22.05 MediumCarmarthenshire 250 25.2 Extra HeavyCambridgeshire 117 24.68 MediumCardiff 250 22.05 MediumCeredigion 142 24.15 MediumChannel Islands 141 25.2 HeavyCheshire 193 23.1 MediumClackmannanshire 190 24.15 HeavyConwy 250 24.15 Extra HeavyCornwall 141 25.2 HeavyCumbria 242 25.73 Extra HeavyDarlington 72 25.73 MediumDenbighshire 244 23.1 HeavyDerby 174 22.58 LightDerbyshire 193 23.1 MediumDevon 142 24.15 MediumDorset 193 23.1 MediumDown 250 25.2 Extra HeavyDumfries and Galloway 117 25.73 HeavyDundee 242 25.73 Extra HeavyDurham 217 26.25 Extra HeavyEast Ayrshire 117 25.73 HeavyEast Dunbartonshire 165 24.68 HeavyEast Lothian 141 25.2 HeavyEast Renfrewshire 250 25.2 Extra HeavyEast Riding of Yorkshire 217 26.25 Extra HeavyEast Sussex 147 23.1 LightEdinburgh 165 24.68 HeavyEssex 167 23.63 MediumFalkirk 190 24.15 HeavyFermanagh 250 25.2 Extra HeavyFife 141 25.2 HeavyFlintshire 193 23.1 MediumGlasgow 165 24.68 HeavyGloucestershire 231 21.53 LightGreater London 174 22.58 LightGreater Manchester 167 23.63 MediumGwynedd 250 25.2 Extra HeavyHalton 147 23.1 LightHampshire 147 23.1 LightHartlepool 95 26.25 HeavyHerefordshire 202 22.05 LightHertfordshire 147 23.1 LightHighland 127 28.35 Extra HeavyInverclyde 242 25.73 Extra HeavyIsle of Anglesey 94 25.2 MediumIsle of Man 94 25.2 MediumIsle of Wight 147 23.1 LightIsles of Scilly 52 25.2 LightKent 167 23.63 MediumKingston upon Hull 52 25.2 LightLancashire 141 25.2 HeavyLeeds City 250 24.68 Extra HeavyLeicester 174 22.58 LightLeicestershire 193 23.1 MediumLincolnshire 94 25.2 MediumLondonderry 217 26.25 Extra HeavyLuton 202 22.05 LightAdministrative AreaMaximumAltitudem10 Min MeanWind Velocitym/secRationalizedWind LoadingRegionMedway 174 22.58 LightMerseyside 142 24.15 MediumMerthyr Tydfil 250 22.58 HeavyMid Lothian 141 25.2 HeavyMiddlesbrough 95 26.25 HeavyMilton Keynes 202 22.05 LightMonmouthshire and Newport 202 22.05 LightMoray 250 25.2 Extra HeavyNeath Port Talbot 193 23.1 MediumNorfolk 95 26.25 HeavyNorth Ayrshire 217 26.25 Extra HeavyNorth East Lincs 52 25.2 LightNorth Lanarkshire 190 24.15 HeavyNorth Lincs 94 25.2 MediumNorth West Somerset 202 22.05 LightNorth Yorkshire 95 26.25 HeavyNorthamptonshire 147 23.1 LightNorthumberland 50 26.25 MediumNottingham 147 23.1 LightNottinghamshire 142 24.15 MediumOrkney 87 29.4 Extra HeavyOxfordshire 250 21 LightPembrokeshire 142 24.15 MediumPerth and Kinross 165 24.68 HeavyPeterborough 98 24.15 LightPlymouth 142 24.15 MediumPoole 147 23.1 LightPortsmouth 147 23.1 LightPowys 193 23.1 MediumReading 250 21 LightRedcar and Cleveland 95 26.25 HeavyRenfrewshire 250 25.2 Extra HeavyRhondda Cynon Taff 250 22.58 HeavyRutland 122 23.63 LightScottish Borders 117 25.73 HeavyShropshire 250 22.58 HeavySlough 250 21 LightSomerset 193 23.1 MediumSouth Ayrshire 117 25.73 HeavySouth Gloucester 231 21.53 LightSouth Lanarkshire 165 24.68 HeavySouth Yorkshire 142 24.15 MediumSouthampton 174 22.58 LightSouthend 147 23.1 LightStaffordshire 221 22.58 MediumStirling 250 25.2 Extra HeavyStockton on Tees 72 25.73 MediumStoke on Trent 221 22.58 MediumSuffolk 94 25.2 MediumSurrey 250 22.58 HeavySwansea 167 23.63 MediumSwindon 250 21 LightTelford and Wrekin 202 22.05 LightThurrock 174 22.58 LightTorbay 122 23.63 LightTorfaen 250 22.05 MediumTyne and Wear 217 26.25 Extra HeavyTyrone 250 25.2 Extra HeavyVale of Glamorgan 221 22.58 MediumWarrington 147 23.1 LightWarwickshire and Coventry 250 22.05 MediumWest Berkshire and Newbury 250 21 LightWest Dunbartonshire 141 25.2 HeavyWest Lothian 190 24.15 HeavyWest Midlands 231 21.53 LightWest Sussex 147 23.1 LightWest Yorkshire 250 24.68 Extra HeavyWestern Isles 87 29.4 Extra HeavyWiltshire 202 22.05 LightWindsor and Maidenhead 250 21 LightWokingham 250 21 LightWorcestershire 231 21.53 LightWrexham 221 22.58 MediumYork 52 25.2 LightShetlandSpecial case- seek specialassistance31.50Special case- seek specialassistanceProfessional lighting systems to suit any project. Call 01623 518 333 43