Version: 10.2.1d and 10.2.1d SP2 |
Overhead Design Analysis > Poles |
Overhead Design Analysis (OHDA) is preset with five types of utility poles: Douglas Fir, Southern Yellow Pine, Ponderosa Pine, Western Red Cedar, and Northern White Pine. You can choose one of the existing poles, import a pole of a different type from ArcMap, or create your own.
By default, NESC construction grades are used to define pole specifications in OHDA. Information on how to use different construction grade definitions is in the Step by Step Guide.
Initial setup is required for OHDA to correctly associate its poles with those exported from ArcMap:
By default, a pole with the material domain set to Pole Material Wood will be associated with Douglas Fir in OHDA. This is because the default XML files for Douglas Fir have the value Wood for the GISMatchingString element.
If your designs typically use the same material for support structures, then giving the value Wood to the GISMatchingString element in that pole's XML specifications, described below, is the most efficient approach to setting associations between OHDA and ArcMap. Make sure there is only one type of pole with this GISMatchingString value, though.
If you need OHDA to associate multiple types of poles with ArcMap, follow these steps:
OHDA searches the AssetID field model name to identify poles exported from ArcMap. OHDA uses the field associated with AssetID to label the poles in a scenario. To bring the AssetID field value over from ArcMap, you must add the field to the domain of the feature class:
To create custom poles, follow these steps:
Tag | Attributes | Description |
<PoleData> | Root element. | |
<Material /> | name | The name attribute is displayed in OHDA to identify the pole. |
<FiberStrength /> | value | The value attribute defines rated fiber strength of the material in pound-force per square inch (psi). |
<Density /> | value | The value attribute defines density of the material in pounds per cubic foot (lb/ft3). |
<ModulusOfElasticity> | The tensile elasticity of the material in pound-force per square inch (psi). | |
<MomentOfInertia> | The resistance of the pole to rotational forces in pound-force per square inch (psi). | |
<ModulusOfRupture> | Breaking point of the material in pound-force per square inch (psi). | |
<GISMatchingString> | Identifies the value to match against when importing poles from ArcMap. | |
<TopCircumferences> | Container element for TopCircumference tags for each class of pole. | |
<TopCircumference /> | class value |
Each TopCircumference tag defines the pole's class with the class attribute and circumference of the pole's top in inches with the value attribute. |
<ReferenceCircumferences> | Container element for ReferenceCircumference tags. | |
<ReferenceCircumference /> | class poleLength circumference |
Each ReferenceCircumference tag defines the pole's class with the class attribute, the pole's length in feet with the poleLength attribute, and the circumference in inches measured 6 feet from the base of the pole with the circumference attribute. |
<SpecUid> | A valid GUID to represent the pole. |
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The attributes in all OHDA configuration files are defined using imperial units. The metric setting in the user interface does not change this behavior. |
Pole XML Example |
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<?xml version="1.0" encoding="utf-8" ?> <PoleData> <Material name = "Douglas Fir"/> <FiberStrength value = "8000"/> <Density value = "31.96"/> <ModulusOfElasticity>1950000</ModulusOfElasticity> <MomentOfInertia>1017</MomentOfInertia> <ModulusOfRupture>7800</ModulusOfRupture> <GISMatchingString>Wood</GISMatchingString> <TopCircumferences> <TopCircumference class ="1" value ="27"/> <TopCircumference class ="2" value ="25"/> <TopCircumference class ="3" value ="23"/> <TopCircumference class ="4" value ="21"/> <TopCircumference class ="5" value ="19"/> </TopCircumferences> <ReferenceCircumferences> <ReferenceCircumference class ="1" poleLength="20" circumference ="31.0"/> <ReferenceCircumference class ="1" poleLength="25" circumference ="33.5"/> <ReferenceCircumference class ="1" poleLength="30" circumference ="36.5"/> <ReferenceCircumference class ="1" poleLength="35" circumference ="39.0"/> <ReferenceCircumference class ="1" poleLength="40" circumference ="41.0"/> <ReferenceCircumference class ="1" poleLength="45" circumference ="43.0"/> <ReferenceCircumference class ="1" poleLength="50" circumference ="45.0"/> <ReferenceCircumference class ="1" poleLength="55" circumference ="46.5"/> <ReferenceCircumference class ="1" poleLength="60" circumference ="48.0"/> <ReferenceCircumference class ="1" poleLength="65" circumference ="49.5"/> <ReferenceCircumference class ="1" poleLength="70" circumference ="51.0"/> <ReferenceCircumference class ="1" poleLength="75" circumference ="52.5"/> <ReferenceCircumference class ="1" poleLength="80" circumference ="54.0"/> <ReferenceCircumference class ="1" poleLength="85" circumference ="55.0"/> <ReferenceCircumference class ="1" poleLength="90" circumference ="56.0"/> <ReferenceCircumference class ="1" poleLength="95" circumference ="57.0"/> <ReferenceCircumference class ="1" poleLength="100" circumference ="58.5"/> <ReferenceCircumference class ="1" poleLength="105" circumference ="59.5"/> <ReferenceCircumference class ="1" poleLength="110" circumference ="60.5"/> <ReferenceCircumference class ="1" poleLength="115" circumference ="61.5"/> <ReferenceCircumference class ="1" poleLength="120" circumference ="62.5"/> <ReferenceCircumference class ="1" poleLength="125" circumference ="63.5"/> <ReferenceCircumference class ="2" poleLength="20" circumference ="29.0"/> <ReferenceCircumference class ="2" poleLength="25" circumference ="31.5"/> <ReferenceCircumference class ="2" poleLength="30" circumference ="34.0"/> <ReferenceCircumference class ="2" poleLength="35" circumference ="36.5"/> <ReferenceCircumference class ="2" poleLength="40" circumference ="38.5"/> <ReferenceCircumference class ="2" poleLength="45" circumference ="40.5"/> <ReferenceCircumference class ="2" poleLength="50" circumference ="42.0"/> <ReferenceCircumference class ="2" poleLength="55" circumference ="43.5"/> <ReferenceCircumference class ="2" poleLength="60" circumference ="45.0"/> <ReferenceCircumference class ="2" poleLength="65" circumference ="46.5"/> <ReferenceCircumference class ="2" poleLength="70" circumference ="48.0"/> <ReferenceCircumference class ="2" poleLength="75" circumference ="49.0"/> <ReferenceCircumference class ="2" poleLength="80" circumference ="50.5"/> <ReferenceCircumference class ="2" poleLength="85" circumference ="51.5"/> <ReferenceCircumference class ="2" poleLength="90" circumference ="53.0"/> <ReferenceCircumference class ="2" poleLength="95" circumference ="54.0"/> <ReferenceCircumference class ="2" poleLength="100" circumference ="55.0"/> <ReferenceCircumference class ="2" poleLength="105" circumference ="56.0"/> <ReferenceCircumference class ="2" poleLength="110" circumference ="57.0"/> <ReferenceCircumference class ="2" poleLength="115" circumference ="58.0"/> <ReferenceCircumference class ="2" poleLength="120" circumference ="59.0"/> <ReferenceCircumference class ="2" poleLength="125" circumference ="59.5"/> <ReferenceCircumference class ="3" poleLength="20" circumference ="27.0"/> <ReferenceCircumference class ="3" poleLength="25" circumference ="29.5"/> <ReferenceCircumference class ="3" poleLength="30" circumference ="32.0"/> <ReferenceCircumference class ="3" poleLength="35" circumference ="34.0"/> <ReferenceCircumference class ="3" poleLength="40" circumference ="36.0"/> <ReferenceCircumference class ="3" poleLength="45" circumference ="37.5"/> <ReferenceCircumference class ="3" poleLength="50" circumference ="39.0"/> <ReferenceCircumference class ="3" poleLength="55" circumference ="40.5"/> <ReferenceCircumference class ="3" poleLength="60" circumference ="42.0"/> <ReferenceCircumference class ="3" poleLength="65" circumference ="43.5"/> <ReferenceCircumference class ="3" poleLength="70" circumference ="45.0"/> <ReferenceCircumference class ="3" poleLength="75" circumference ="46.0"/> <ReferenceCircumference class ="3" poleLength="80" circumference ="47.0"/> <ReferenceCircumference class ="3" poleLength="85" circumference ="48.0"/> <ReferenceCircumference class ="3" poleLength="90" circumference ="49.0"/> <ReferenceCircumference class ="4" poleLength="20" circumference ="25.0"/> <ReferenceCircumference class ="4" poleLength="25" circumference ="27.5"/> <ReferenceCircumference class ="4" poleLength="30" circumference ="29.5"/> <ReferenceCircumference class ="4" poleLength="35" circumference ="31.5"/> <ReferenceCircumference class ="4" poleLength="40" circumference ="33.5"/> <ReferenceCircumference class ="4" poleLength="45" circumference ="35.0"/> <ReferenceCircumference class ="4" poleLength="50" circumference ="36.5"/> <ReferenceCircumference class ="4" poleLength="55" circumference ="38.0"/> <ReferenceCircumference class ="4" poleLength="60" circumference ="39.0"/> <ReferenceCircumference class ="4" poleLength="65" circumference ="40.5"/> <ReferenceCircumference class ="4" poleLength="70" circumference ="41.5"/> <ReferenceCircumference class ="5" poleLength="20" circumference ="23.0"/> <ReferenceCircumference class ="5" poleLength="25" circumference ="25.5"/> <ReferenceCircumference class ="5" poleLength="30" circumference ="27.5"/> <ReferenceCircumference class ="5" poleLength="35" circumference ="29.0"/> <ReferenceCircumference class ="5" poleLength="40" circumference ="31.0"/> <ReferenceCircumference class ="5" poleLength="45" circumference ="32.5"/> <ReferenceCircumference class ="5" poleLength="50" circumference ="34.0"/> </ReferenceCircumferences> <SpecUid>8FBA8052-111F-4039-8851-58FD53657CE1</SpecUid> </PoleData> |