what is the use of bedding on underground cable?

what is the use of bedding on underground cable?
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1.Maintenance is less.
2.Underground cables also useful for keep the city to be neat n good for looking .
3.To avoid lightening ( accidents & damages).
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1 Answer

Answer :

Bedding is the layer above the  lead sheath  it protects the lead sheath from corrosion that means it gives chemical protection to metallic sheath(lead sheath)
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