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Education: Ergonomic Solutions for Electrical Contractors.

Materials Handling: Vehicular Activities

Electrical contractors often use vans or trucks to transport tools and supplies. Workers may have to reach over or climb into the small, awkward areas of these automobiles.

Contractors can implement the following solutions to ease the tasks of transporting and retrieving supplies and tools from automobiles.

Reaching into a Vehicle
Worker crouching in a van
Figure 1
Worker crouching in a cluttered van

rollout truck bed
Figure 2
Roll-out truck bed deck
Potential Hazards:
  • Crouching or kneeling to reach into the back of a van (Figure 1) or a truck with a shell might put contact stress on the knees and stress on the lower back.

  • Employers often use vans with a narrow, short access space to store materials. Stooping and reaching may be required to access these materials.

Possible Solutions:
  • When working in cramped areas cannot be avoided, perform lifting tasks from a kneeling position and pushing and pulling tasks from a crouched position. Use knee pads when kneeling.

  • Place the most commonly-used materials closest to doors or in outside truck bins, minimizing the stooping and reaching.

  • Install a roll-out truck bed deck (Figure 2). Materials will be free from the confines of the truck shell and sides, allowing workers to gain easy access to the contents of the truck. These deck platforms also provide a convenient waist-high work space.



Loading and Unloading
Worker lifting an awkward package
Figure 3
Worker lifting heavy equipment

Hydraulic lift raising a mobile tool box
Figure 4
Hydraulic lift raising a mobile tool box
Potential Hazards:
  • Lifting and lowering materials and equipment from the back of vehicles may place strain on the back.

  • Lifting toolboxes, supplies, or other materials over the sides of the truck may stress the shoulders and back.

Possible Solutions:
  • Use a vehicle with hydraulic lift equipment (Figure 4). 

  • Use reach forklifts that extend the forks over the truck sides and lift materials out of the back.

  • Use truck ramps that allow workers to wheel loads in and out of the back of vehicles.

  • Reposition materials to minimize the need to lift over the sides of a truck or latched tailgate. When this is not possible, try to position materials closer to the tailgate so you can lift in the power zone.

  • Use a multiple-man lift when necessary. A rule of thumb is to use one person for every 50 pounds.

 

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