1.6 Working at Heights
CAUTION
When working at heights, ensure that the objects do not fall.
When working at heights, ensure that the following requirements must be met:
l The personnel who work at heights must be trained.
l The operating machines and tools should be carried and handled safely to prevent them
from falling.
l Safety measures, such as wearing a helmet and a safety belt, should be taken.
l In cold regions, warm clothes should be worn before working at heights.
l Ensure that the lifting appliances are well prepared for working at heights.
Lifting Weights
CAUTION
Do not access the areas under the arm of the crane and the goods in suspension when lifting
weights.
l Ensure that the operators have been trained and qualified.
l Check the weight lifting tools and ensure that they are intact.
l Lift the weight only when the weight lifting tools are firmly mounted onto the weight-
bearing object or the wall.
l Use a concise instruction to prevent incorrect operation.
l The angle between the two cables should be less than or equal to 90
o
in the lifting of weights
(See Figure 1-2).
RRU
User Guide 1 Safety Information
Issue 01 (2008-04-18) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
1-9
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