2016 Underground Electrical Service Rates UNDERGROUND SERVICE AREAThe first 75′ is free. Service lengths over 75′ are: 1/0 ATU $9.50/ft. 4/0 ATU $10.00/ft. 4/0 AQU $10.50/ft. *HDPC is typically used for 1/0 ATU services. if 2″ flex is used for a service of more than 75′, a higher per foot price may be charged. This may occur if a customer has an open trench. OVERHEAD SERVICE AREA ALL SERVICES IN THIS CLASSIFICATION ARE MEASURED POINT TO POINT. THE BASE CHARGE ACCOUNTS FOR THE RISER WIRE AND U GUARD NEEDED TO TRANSITION FROM OVERHEAD TO UNDERGROUND. THE BASE CHARGE IS CALCULATED ON 35′ OF MATERIALS PLUS THE ADDITIONAL COST TO INSTALL THE RISER WIRE AND U GUARD. Service Type Base Charge 1st 150′ Over 150′ 1/0 ATU $375.00 $7.50/ft. $9.50/ft. 4/0 ATU $400.00 $7.50/ft. $10.00/ft. 4/0 AQU $425.00 $7.50/ft. $10.50/ft. *The first 150′ is at a reduced cost to differentiate the cost of providing an overhead service at the same location.