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This video describes how to quantify repetition using the Hand Activity Level (HAL) Scale. The HAL Scale was developed to rate the repetitiveness of hand use. it also accounts for recovery time and…
Risk assessment checklist that considers grip force, manual material handling (MMH) tasks, awkward postures, static postures, repetition, impacts, and vibration.
Hyperlink; Assessment–A series of tables with recommended weight limits for lifting tasks given worker sex, object depth, lifting distance, lifting frequency, and lift asymmetry. The data are derived…
Hyperlink PDF; Assessment–A PDF worksheet assessment designed to quickly identify risky hand, arm, and shoulder postures in a workplace task. The resource takes user-inputted data about what a worker…
Hyperlink; Assessment–A tool to estimate safe maximum hand forces based on hand positioning, force direction, and duty cycle information. The resource provides instructions on how to use the tool.
Hyperlink; Assessment–Software available to purchase that predicts strength demands for a given task. The user positions a virtual worker into a working posture and applies loads to that virtual…
Hyperlink; Assessment–Software that the user can download to predict the energy demands of a job. The software splits the job into tasks with known energy demands, and estimates the calories expended…