OCIMF Wind Load - VLCC Approximation

Longitudinal / transverse wind force on a VLCC using OCIMF wind-coefficient tables - the basis for mooring pattern and bollard pull selection.

OCIMFMooringWind

Lateral windage aream²Frontal windage aream²Wind speed (10 m, 1 min mean)m/sWind heading (deg from bow)deg

Longitudinal: 0.0kN

Transverse: 2,105.5kN

Total wind force: 2,105.5kN

Changing the inputs requires JavaScript. The calculator above shows its default inputs and result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

F = \tfrac{1}{2} \rho_a C A v^2

Symbol	Meaning	Unit
$A$	Windage area (lat / front)	m²
$C$	Wind coefficient
$v$	Wind speed (10 m, 1-min mean)	m/s

Source: OCIMF MEG4 - Mooring Equipment Guidelines

In short

Longitudinal / transverse wind force on a VLCC using OCIMF wind-coefficient tables - the basis for mooring pattern and bollard pull selection.

Learn the theory Marine Mooring Equipment and Winches