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<br />be placed on permanent foundations or have the transport undercarriage removed or have the <br />foundation enclosed to give a permanent appearance. <br /> <br />(10) All services shall have disconnecting means located on the exterior of the building served. <br /> <br />(11) Electrical metallic tubing (article 348) will not be installed in concrete. <br /> <br />(12) Overhead service entrance conductors shall be in either rigid metal conduit, intermediate <br />metal conduit, or electrical metallic tubing. Service entrance cable (Article 338) will not be authorized <br />unless protected by approved conduit. If the service entrance conduit is a service mast, only two-inch <br />or larger rigid metal conduit or intermediate metal conduit will be used. <br /> <br />(13) A minimum of one grounding conductor, sized according to the NEC, will be installed <br />in any field-installed electrical conduit. This requirement is in addition to those prescribed by Article <br />250-96. <br /> <br />(14) Flexible metal conduit (Article 350) will not be used in wet locations. <br /> <br />(15) Color Coding of Conductors. Color coding of conductors will be as follows, with the <br />exception of control circuits other than switches: <br /> <br />Sin Ie hase 120/240 volt wirin s stems <br />A B N <br />Red Black White <br /> <br />Three hase four wire 1201208 volt wirin <br />A B <br />Red Black <br /> <br /> <br />N <br />White <br /> <br />Three phase three and four wire 120/240 volt delta wirine svstems <br />A B C N <br />Red Orange Black White <br /> <br />277/480 volt or 480 volt delta wiring systems <br />A B C N <br />Brown Yellow Purple Gray/White <br /> with 1 or <br /> more colored <br /> stripes <br /> <br />(16) Every light pole ten feet above adjacent grade shall have an eight foot ground rod. <br /> <br />(17) Labeling: <br /> <br />(A) Meter sockets shall be labeled with the business address, house number, apartment <br />number, lot number or duplex number of the unit to which the meter socket is cOlmected. <br /> <br />(B) At the time of final inspection, the meter sockets shall be labeled with permanent labels <br /> <br />C:\TEMP\bldg code 2-13-02 inc. doc <br /> <br />24 <br />