Mooring Line Catenary Tension

Horizontal tension component of a hanging catenary (wire or chain) from the weight, horizontal span and sag.

MooringCatenary

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Formula, assumptions, and limits

T_H = \frac{w \cdot L^2}{8 \cdot d}

Symbol	Meaning	Unit
$w$	Line weight per metre in water	kg/m × g
$L$	Horizontal span	m
$d$	Sag at mid-span	m
$T_H$	Horizontal component of tension	kN

Source: OCIMF MEG4 - Mooring Equipment Guidelines

Horizontal tension component of a hanging catenary (wire or chain) from the weight, horizontal span and sag.