TT:alternativeSectionTT

alternativeSectionTT
 

💡 (introduced with version 2.5) This element was introduced with version 2.5. Dieses Element wurde mit Version 2.5 eingeführt.

Scheme description / Schemenbeschreibung

Position of alternativeSectionTT in the XML-Tree / Position von alternativeSectionTT im XML-Baum

• Parent: <alternativeSectionsTT>
• Children: <trackRef>, <runTimes>, <xs:any>

Multiplicity / Anzahl

[1..∞]

Semantics / Bedeutung

The element <alternativeSectionTT> describes data concerning the alternative path from one <ocpTT> to the next one in the order of the sequence. This includes references to the used infrastructure. The primary path is indicated in <sectionTT>. The alternative paths are to be used in a simulation, short term scheduling, dispatching decisions or data preparation for long term planning when the primary path is not available.

Das Element <alternativeSectionTT> beschreibt Daten, die ausgehend von einem <ocpTT> den alternativen Weg bis zum (laut sequence) nächsten <ocpTT> betreffen. Dazu gehört die Referenzierung der befahrenen Infrastruktur. Der primäre Weg wird in <sectionTT> angegeben. Die alternativen Weg(e) werden in Simulierungen o.ä. verwendet wenn der primäre Weg nicht verfügbar ist.
(introduced with version 2.5)

Attributes of alternativeSectionTT / Attribute von alternativeSectionTT

• section: This describes the used section.
• lineRef: This refers to the id attribute of the associated <line> element.
• trackInfo: This is a free description of the used section track.
• description: This is a free description.

💡 Please take into account our references to human-intepretable data fields. Bitte berücksichtigen Sie unsere Hinweise zu menschen-intepretierbaren Datenfeldern.

• remarks: This is a free attribute for further descriptions.
• percentageSupplement:
• distance:
• priority: This is to indicate the rank between the different elements, if more than one <alternativeSectionTT> exists. A higher value means that the alternative section is considered later.

💡 Please take into account our references to human-intepretable data fields. Bitte berücksichtigen Sie unsere Hinweise zu menschen-intepretierbaren Datenfeldern.

• xs:anyAttribute: This provides an extension point for non-railML^® attributes in a foreign namespace. How to use it?

Syntactic Constraints / Syntaktische Beschränkungen

• section: xs:string
• lineRef: xs:IDREF
• trackInfo: xs:string
• description: xs:string
• remarks: xs:string
• percentageSupplement: xs:decimal
• distance: xs:decimal, 6 fraction digits, length value measured in meter
• priority: xs:integer
• xs:anyAttribute: This provides an extension point for non-railML^® attributes in a foreign namespace. How to use it?

Best practice & Examples / Empfohlene Anwendung & Beispiele

According to the example bellow the primary path from A to B is via track “tr8”+”tr10” and the secondary path is via track “tr7” in the figure.

<ocpsTT>
  <ocpTT sequence="1" ocpRef="A">
    <sectionTT>
      <trackRef ref="tr3">
      <trackRef ref="tr6">
      <trackRef ref="tr8">
      <trackRef ref="tr10">
      <trackRef ref="tr9">
    </sectionTT>
    <alternativeSectionsTT>
     <alternativeSectionTT rank="2">
      <trackRef ref="tr3">
      <trackRef ref="tr6">
      <trackRef ref="tr7">
      <trackRef ref="tr9">
     </alternativeSectionTT>
    </alternativeSectionsTT>
  </ocpTT>
</ocpsTT>

Notes / Anmerkungen

See also How to reference infrastructure.

Open issues / Offene Punkte/Pendenzen

Not yet described. / Noch nicht beschrieben.