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IEVref: | 466-03-12 | ID: | |

Language: | en | Status: Standard | |

Term: | equivalent span | ||

Synonym1: | ruling span [Preferred] | ||

Synonym2: | |||

Synonym3: | |||

Symbol: | |||

Definition: | fictitious single span in which tension variations due to load or temperature changes are nearly the same as in the actual spans in a section
NOTE – The approximate value $a}_{\text{c}}\simeq \sqrt{\frac{{\displaystyle \sum {a}_{i}^{3}}}{{\displaystyle \sum {a}_{i}}}$
where | ||

Publication date: | 1990-10 | ||

Source: | |||

Replaces: | |||

Internal notes: | 2016-03-21: Editorial corrections: "i" corrected to be italic. See correspondence RS and JS. JGO 2017-06-02: Cleanup - Remove Attached Image 466-03-12.gif | ||

CO remarks: | |||

TC/SC remarks: | |||

VT remarks: | |||

Domain1: | |||

Domain2: | |||

Domain3: | |||

Domain4: | |||

Domain5: |

$a}_{\text{c}}\simeq \sqrt{\frac{{\displaystyle \sum {a}_{i}^{3}}}{{\displaystyle \sum {a}_{i}}}$

where *a*_{i} is the length of the span *i* in the section.