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Utility Tunnels to Replace Overhead Power Lines

About 30 km of utility tunnels have so far been drilled in the capital.About 30 km of utility tunnels have so far been drilled in the capital.

Utility tunnels will expand across the capital Tehran, the managing director of Tehran Regional Electricity Company said. 
“Electricity supply via overhead power lines is no more feasible economically and there are barriers [to improve it]. Thus, we are pursuing the policy of developing underground utility tunnels in Tehran,” Gholamreza Khoshkholq was also quoted as saying by ILNA.
Khoshkholq noted that about 30 kilometers of tunnel have so far been drilled to replace dilapidated power cables with new ones.
“Drilling tunnels is the best method to protect power cables. However, as the process is costly, the project is behind schedule in Tehran.”
 

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