Service Installations (0-600 Volts)

All new Service installations to General Service Customers (Commercial/Industrial), Multiple Dwelling units, and subdivisions, including those in overhead districts, will be underground. Standard service to a new single family residential home in an existing overhead area can be overhead. The General Manager or his/her designee can require new service to a single family residential home to be under grounded in areas where system design requires the addition of poles to the system.

Service upgrades requiring Service Facilities with a capacity of 400 Amperes or larger will be underground. All new or upgraded service facilities in overhead or underground districts with a capacity of 400 Amperes or larger will require a dedicated pad-mounted transformer. (Refer to Section K.2). The Customer shall install all required substructures and shall provide an easement for Alameda Municipal Power’s pad-mounted transformer and high voltage facilities at the site at no cost to Alameda Municipal Power unless there are exceptional circumstances.

All 480 Volt Services shall have a single main disconnect. Moreover, all other Services 800 Amperes or larger shall also have a single main disconnect. All installations shall be approved by Alameda Municipal Power and the City Building Services Department’s Inspector.

All Service Conductors will be of the same size. However, a Customer may install a neutral Conductor with a higher capacity than phase Conductors.