OCRA Index Quantities

Zone

Risk Level

Required Measurement

≤2.3

Green

No risk

Acceptable risk level and modified measurements is not necessary.

2.3 - 3.5

Yellow

Low risk

It is recommended that according to structural risk factors (posture, force, technical activities…) or by performing organizational measurements, implements required modifications.

˃3.5

Red

Risky

It is suggested that according to preferences for work environment and considered task, redesign should be performed.