Transcription of How to Determine Acceptable Wind Loading
1 : Shank RoadPearland, Texas 77581 How to Determine Acceptable wind LoadingMaximum allowable EPA in ft2 at:Model NumberD23-08D23-10D23-12 PoleHeight7'8"9'8"11'8"70 Shaftat Base(inches)444 Diameterof ShaftTop(inches)444 Shaft WallThickness(inches) allowable EPA for PoleD23-12D480 Fixture - = resultSubtract the total EPA value of all fixtures and brackets from the maximum allowable EPA value of the result must be positive to be an Acceptable :Location: Little Rock, ArkansasWind Rating (from table): 70 MPHPole: D23-12 Fixture: D480 The Maximum allowable EPA rating for the pole must be greater than the EPA rating of the luminaire(s) and bracket the maximum wind velocity in your local area indicated on the wind velocity map.
2 Check local code. Some areas of the country may require design to higher wind Loading than shown here. If unsure of exact location in relation to wind region, assume the higher the preferred luminaire from our catalog. The EPA of each luminaire is featured throughout our printed material and the style and height of the preferred pole. See Dynamic Lighting Pole EPA Table located in the back of our catalog(example below) for poles suitable for the wind velocity in your Calculate values as shown formula is for fixtures and brackets only. Accessories can greatly affect windload.
3 Please contact factory for calculate Acceptable windloading, see reverse wind Region(Per ASCE)70 MPH80 MPH90 MPH100 MPH110 : Shank RoadPearland, Texas 77581 NomeBarrowFairbanksAnchorageKodiakJuneau AlaskaCaribouPortlandBostonHartfordNew York AlbanyBuffaloHarrisburgPittsburghPhilade lphiaWashington OrleansBirminghamAtlantaNashvilleKnoxvil leLexingtonIndianapolisColumbusCharlesto nLansingDetroitSault Sainte MarieInternational FallsDuluthSt. PaulGreen BayDubuqueDes MoinesChicagoSpringfieldKansas CitySt. LouisLittle RockShreveportJacksonMemphisMinneapolis/ San AntonioAbileneFort WorthOklahoma CityDodge CityHoustonBismarckFargoHuronLincolnBrow nsvilleEl PasoHavreBillingsLanderCheyenneDenverGra nd JunctionAlbuquerqueSpokaneGreat FallsMIssoulaBoisePocatelloSalt Lake CityMilfordPhoenixYuma80 SeatlePortlandRoseburgEurekaSacramentoRe noSan FranciscoFresnoTonopahLas VegasLos AngelesSan DiegoHawaiiPuerto RicoNational wind Velocity MapMiami80 MPH95 MPHJ acksonvilleTampaPensacolaMiamiFloridaLat est available information at time of local Myers100 MPH110 MPH120 MPH130 MPH150 MPH150 MPH130
4 MPH140 MPH140 MPH130 MPH150 MPH
