Category of Risk Number Employed
at Each Location
Suggested Minimum Number
of First Aid Personnel
LOWER RISK
e.g. shops, offices Less than 50 1 Appointed Person
50 to 100 1 First Aider
More than 100 1 Additional First Aider per 100
MEDIUM RISK
e.g. light engineering,
food processing,
warehousing
Less than 20 1 Appointed Person
20 to 100 1 First Aider
More than 100 1 Additional First Aider per 100
HIGH RISK
e.g. construction,
chemical manufacture,
dangerous machinery
Less than 5 1 Appointed Person
5 to 50 1 First Aider
More than 50 1 Additional First Aider per 100

Table from ACOP L74, issued March 1997 - correct at January 2004