Plate Thickness - Lateral Load

Required plate thickness under lateral pressure per classical rule formula - t = C·s·√(p/σ_allow) where s is the span (shorter side).

PlateLateral loadScantling

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

t_{net} = 1.1 \cdot s \cdot \sqrt{\frac{p}{\sigma}}

Symbol	Meaning	Unit
$s$	Stiffener spacing	mm
$p$	Lateral pressure	kN/m²
$\sigma$	Allowable stress	N/mm²

Source: IACS CSR - Bulk Carriers & Oil Tankers

In short

Required plate thickness under lateral pressure per classical rule formula - t = C\u00b7s\u00b7\u221a(p/\u03c3_allow) where s is the span (shorter side).

Learn the theory Hull Strength and Longitudinal Bending