Which tasks involving excavation fall under underground concealed work in hazardous chemical enterprises?
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Which tasks involving excavation fall under underground concealed work in hazardous chemical enterprises?
Surface work and earthwork construction that affect the safety of underground cables, pipelines, and other facilities
Buried pipelines, fire protection networks, underground cables, optical cables
Works involving the maintenance, anti-corrosion treatment, replacement, or relocation of buried process pipelines, utility pipelines, cables, signal lines, etc., require excavation, followed by restoration afterward; any excavation that cannot be detected from the surface falls under the category of concealed work.
With a grateful heart and a sense of thanks in one’s soul, no grand words are needed – just a simple wish.
Same as Floor 4, waiting for a collection of Q&A sessions
Carry a heart full of gratitude, keep a sense of thanks in your heart; no grand words are needed, just a simple wish
Sharing materials on gratitude is an expression of the heart: gratitude is a manifestation of emotions; gratitude is a sincere expression of feelings
Buried process pipelines, cables, fire protection pipelines, signal pipelines, etc