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Structural characteristics of signal poles

Dec 02,2021

Basic structure: The traffic signal pole and sign pole should consist of a vertical pole, connecting flange, shaped arm, installation flange, and embedded steel structure.

Basic structure: The traffic signal pole and sign pole should consist of a vertical pole, connecting flange, shaped arm, installation flange, and embedded steel structure.

 

The vertical pole or horizontal arm should use straight seam steel pipes or seamless steel pipes; the connection ends of the vertical pole and horizontal arm should use the same type of steel pipe as the horizontal arm, with welded reinforcement plates for protection; the vertical pole and foundation should be connected using a flange plate with embedded bolts, with welded reinforcement plates for protection; the connection method between the horizontal arm and the end of the vertical pole should use a flange plate connection, with welded reinforcement plates for protection.

All welds on the vertical pole and its main components should meet standard requirements, with surfaces smooth and even, welds flat, smooth, firm and reliable, free from defects such as air holes, welding slag, false welding, and missed welding.

The vertical pole and its main components have lightning protection functions. The non-live metal of the lamp forms a whole, connected to the grounding wire through grounding bolts on the shell.

The vertical pole and its main components should have a reliable grounding device, with grounding resistance ≤ 10 ohms.

Wind resistance: 45kg/mh.

Surface treatment: Acid pickling, phosphating followed by hot-dip galvanizing and spraying.

Traffic signal pole shapes: uniform diameter, conical, variable diameter, square tube, frame.

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