Humanics Ergonomics

RULA: Lower arm score

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Lueder, R (1996) A Proposed RULA for Computer Users. Proceedings of the Ergonomics Summer Workshop, UC Berkeley Center for Occupational & Environmental Health Continuing Education Program, San Francisco, August 8-9, 1996.

Maximum Lower Arm Score = 3 points.

For asymmetrical postures, ratings are conducted for each side independently.

- 1 if lower arms = approximately parallel.

+ 1 if arms crossed mid-line OR extends out to the side.

Exception: Seated configuration with low key low keyboard AND keyboard tilts back (negative slope) => - 1 point.

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