"J.B. Wood"  wrote in   
   news:q6tj5d$1dt0$1@gioia.aioe.org:   
      
   > Hello, all.  I was in Cedar Rapids, IA recently (I don't reside   
   > there) traveling along Rt. 100 (Collins Rd) in northeast of   
   > downtown.  I noticed utility poles with a single cross arm   
   > accommodating 4 medium voltage (MV) line wires.  This clearly   
   > wasn't the usual 3-phase MV distribution with 3 wires on the cross   
   > arm with the neutral attached to the pole below the cross arm.  I   
   > later examined Google satellite images along this part of Collins   
   > Rd and it appears one of the 4 wires may be the neutral (not the   
   > same insulator as the other 3 wires but on some poles they were   
   > the same) but no indication if it's earthed at regular intervals.   
   > If any of you folks have further info it would be appreciated and   
   > instructive.  Just never saw this arrangement before. Sincerely,   
   >   
      
   Delta as opposed to Wye?   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)