The Suder-Fuyin-Honan line 161KV electrical power cables underground engineering (as shown) , including 5 working shafts , 3.02km boring tunnel (I.D.=3.2m) and 1.37km cut & cover pipes which involves 142m curved micro-pipe (I.D.=2.4m) , will lay out 12-161KV XLPE cables . The civil and electric-machincial engineerings are scheduled to be finished in 2006/12 , then 161KV XLPE cables will be laid out for supply until 2008/12 .