The thresholds associated with the occupational risk factors mentioned in I of Article L. 4163-1 are set as follows:
1° For the aggressive physical environment:
OCCUPATIONAL RISK FACTOR | THRESHOLD | ||
---|---|---|---|
Action or situation | Minimum intensity | Minimum duration | |
a) Activities performed in a hyperbaric environment as defined in Article R. 4461-1 | Interventions or work | 1,200 hectopascals |
60 interventions
or work per year |
b) Extreme temperatures | Temperature less than or equal to 5 degrees Celsius or at least equal to 30 degrees Celsius | 900 hours per year | |
c) Noise as referred to in Article R. 4431-1 | Noise exposure level over an eight-hour reference period of at least 81 decibels (A) | 600 hours per year | |
Exposure to a peak sound pressure level of at least 135 decibels (C) | 120 times a year |
2° In respect of certain work patterns:
OCCUPATIONAL RISK FACTOR | THRESHOLD | ||
---|---|---|---|
Action or situation | Minimum intensity | Minimum duration | |
a) Night work under the conditions laid down in Articles L. 3122-2 to L. 3122-5 | One hour’s work between midnight and 5 a.m. | 100 nights per year | |
b) Work in successive alternating shifts | Work in successive alternating shifts involving at least one hour’s work between midnight and 5 a.m. | 30 nights a year | |
c) Repetitive work characterised by the performance of work involving the execution of repeated movements, using all or part of the upper limb, at a high frequency and at a constrained pace | Cycle time less than or equal to 30 seconds: 15 or more technical actions | 900 hours per year | |
Cycle time greater than 30 seconds, variable cycle time or no cycle time: 30 or more technical actions per minute |