DIGGER DERRICK
-IX
Digger Derrick Terex South Dakota, Inc. 463280 - 9/14
SAFETY
OPERATION WITH PERSONNEL PLATFORM ATTACHED
1. Never operate when controls are malfunctioning. Perform platform and lower controls inspection; see
DAILY INSPECTION in the MAINTENANCE SECTION of this manual.
2. Per ANSI A10.31, upper controls are required when the Digger Derrick is equipped with platform(s) and
used to transport a worker to an elevated position to perform work on or near energized conductors or
equipment or structures with energized components.
3. When the Digger Derrick is operated from the upper controls, the pole guide and digger (if equipped)
shall be rendered inoperable.
4. When platform is occupied do not dig holes, set screw anchors or handle poles. Lift loads only at
reduced capacity shown on the Upper Control Load Chart, not to exceed 2700 lbs.
5. Never operate from the platform unless you know the location, function, and operation of all the controls
at the platform.
6. Operator(s) must wear an OSHA compliant fall arrest system with a lanyard attached to the anchor(s)
provided.
7. Wear personal protective equipment such as: Insulated hard hat, rubber gloves with leather protectors,
and rubber sleeves. Hearing and eye protection, proper boots and suitable clothing may also be
required. Follow OSHA and employer’s policies for fire retardant (FR) clothing and arc flash protection.
8. Do not allow boom, platform, or any part of the Digger Derrick to contact fixed objects.
9. Do not use the platform for lifting material or conductors. The platform was designed for lifting personnel
and tools within the platform capacity only.
10. Do not tie off to an adjacent structure, pole, or other equipment.
11. Never exceed rated capacity of platform for occupants, tools, and liner if equipped.
12. Do not pass tools, equipment, or other objects between the occupant of the platform and other
personnel on poles or other platforms.
13. Do not sit or climb onto edge of platform or use planks, ladders, or other devices for a work position.
Always stand with both feet on the floor of the platform.
14. Do not wear climbers while in the platform.
15. Do not allow ground personnel under the platform work area.
16. Do not operate with platform leveling or locking device malfunctioning.
17. Do not move the vehicle with personnel in the platform.
18. Do not leave the platform to build trestles between the platform and another support location.
19. Avoid careless handling of tools and equipment while aloft. Use a tool tray to help prevent dropping
items.
20. If, when operating the Digger Derrick, you become aware of any dangerous conditions, unusual
operation, or hear any unusual noise, such as grinding, cracking, or grating sounds-STOP-in position.
Do not move the boom or platform until the problem has been diagnosed and resolved with your safety
in mind. No matter how long it my take to get help, waiting is better than a serious or fatal accident.
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