Lifejacket Count (SOLAS III Reg 7)

Minimum number of lifejackets: 100 % POB + 5 % spares on passenger ships + 10 % child-size where children present.

LSASOLAS

Persons on board (POB) - Children on board - Ship type

Adult lifejackets required: 1,890 -

Child lifejackets required: 200 -

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

N_\text{adult} = \text{POB} \cdot (1 + \text{spares}), \quad N_\text{child} \geq \max(\text{children}, 10\% \cdot \text{POB})

Symbol	Meaning	Unit
$POB$	Persons on board
$Spares$	5 % on passenger, 0 on cargo

Source: SOLAS III Reg 7; LSA Code Ch.2

In short

Minimum number of lifejackets: 100 % POB + 5 % spares on passenger ships + 10 % child-size where children present.

Learn the theory LSA Code: International Life-Saving Appliance Code