| 摘要 |
PURPOSE: A construction method for the foundation of a streetlamp is provided to prevent power failure or electrical short by preventing an individual ground wire from being cut or damaged. CONSTITUTION: A construction method for the foundation of a streetlamp is as follows. A supplying wire(60) passes through the inside a first conduit tube(20). A discharging wire(60') passes through the inside a second conduit tube(20'). A ground connection wire for supply passes through the inside the first conduit tube with the supplying wire. A ground connection wire for discharge passes through the inside the second conduit tube with the discharging wire. A fixed ground wire(12) passes through the inside a fixed ground tube. |
