1. The construction personnel, especially the person in charge of construction, should have an intuitive understanding of the installation site and construction plan before construction, and plan ahead according to the topography, traffic flow, and human flow of the installation site. Pay attention to the impact of construction on traffic and life. Whether there is any impact, consider the time period of construction. Familiarity with the terrain, comprehensive measurement and analysis of forks, up and down slopes, and bends, and optimize the aesthetics after the installation of guardrails.
2. Before the guardrail arrives at the construction site, the corresponding accessories and construction tools are ready. After the guardrail arrives at the construction site, insert the steel lining of each column into the stable base according to the size and distance of each guardrail, and extend the layout in a straight line according to Party A's requirements.
3. After completing the basic layout, use special guardrail connecting bolts to connect and fix each section of the guardrail.
4. In order to improve the wind resistance and malicious movement of the guardrail, the cast iron base and the ground should be fixed on the ground with an internal expansion bolt.
5. The user requires a reflector or reflective film to be fixedly installed on the top of the guardrail.
6. The movable cast iron seat can be symmetrically locked with spikes or expansion screws.

How to maintain the municipal guardrail reasonably
1. The municipal guardrail has been assembled in series according to the order requirements before leaving the factory. After the product arrives at the construction site, only the steel lining of each column needs to be inserted into the stable base, and the linear extension is arranged according to the requirements of the use department.
2. After completing the basic layout, use special bolts to properly connect each section of the guardrail.
3. In order to improve the wind resistance and malicious movement of the guardrail, the stable base and the ground should be fixed on the ground with an internal expansion bolt.
4. According to the user's request, the reflector should be fixedly installed on the top of the guardrail.
5. The movable cast iron seat can be symmetrically locked with spikes or expansion screws.