Hydroelectric plant technicians frequently:

• Use their hands to handle, control, or feel objects, tools, or controls.
• Walk or run for long periods of time.
• Stand for long periods of time.

It is important for hydroelectric plant technicians to be able to:

• See details of objects that are less than a few feet away.
• Make quick, precise adjustments to machine controls.
• Understand the speech of another person.
• See details of objects that are more than a few feet away.
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• Bend, stretch, twist, or reach out.
• Move two or more limbs together (for example, two arms, two legs, or one leg and one arm) while remaining in place.
• Hold the arm and hand in one position or hold the hand steady while moving the arm.
• Use one or two hands to grasp, move, or assemble objects.
• Use fingers to grasp, move, or assemble very small objects.
• Speak clearly so listeners can understand.
• Keep or regain the body's balance or stay upright when in an unstable position.
• See differences between colors, shades, and brightness.
• Use stomach and lower back muscles to support the body for long periods without getting tired.

It is not as important, but still necessary, for hydroelectric plant technicians to be able to:

• Hear sounds and recognize the difference between them.
• Focus on one source of sound and ignore others.
• React quickly using hands, fingers, or feet.
• Use muscles to lift, push, pull, or carry heavy objects.
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• Determine the distance between objects.
• Coordinate movement of several parts of the body, such as arms and legs, while the body is moving.
• Be physically active for long periods without getting tired or out of breath.
• Use muscles for extended periods without getting tired.
• Choose quickly and correctly among various movements when responding to different signals.
• Adjust body movements or equipment controls to keep pace with speed changes of moving objects.
• Use muscles to jump, sprint, or throw objects.
• Make fast, repeated movements of fingers, hands, and wrists.
• While looking forward, see objects or movements that are off to the side.
• See objects in very bright or glaring light.
• Determine from which direction a sound came.
• See objects in very low light.