Specification standard for hot-dip galvanized corrugated beam guardrail
1. Technical requirements for hot-dip galvanized corrugated beam guardrails.
As a kind of road traffic safety facilities, the technical requirements of hot-dip galvanized corrugated beam guardrail must meet relevant standards and specifications. The following are the main technical requirements for hot-dip galvanized corrugated beam guardrails:
1.Material requirements: The material of hot-dip galvanized corrugated beam guardrail is generally Q235 or Q345, and the specific material should be selected according to the design requirements and relevant standards.
2.Surface treatment: The surface of the hot-dip galvanized corrugated beam guardrail should be hot-dip galvanized to increase its anti-corrosion performance and service life. The thickness of the galvanized layer should meet the relevant standards, generally 60-80 microns.
3.Dimensional accuracy: The dimensional accuracy of the hot-dip galvanized corrugated beam guardrail should meet the relevant standards to ensure its installation and use effect.
4.Shape and size of the corrugated beam: The shape and size of the corrugated beam should be selected according to the design requirements and relevant standards to ensure that it can effectively absorb the energy of the collision and reduce the injury to vehicles and pedestrians.
5.Connection: The connection mode of hot-dip galvanized corrugated beam guardrail is generally bolted or welded, and the specific connection method should be selected according to the design requirements and relevant standards.
2. Installation requirements for hot-dip galvanized corrugated beam guardrails.
The installation requirements of hot-dip galvanized corrugated beam guardrail are also very important, and the following are its main installation requirements:
1.Installation location: The hot-dip galvanized corrugated beam guardrail should be installed on both sides of the road or on the first separation belt, and the specific installation location should be selected according to the design requirements and relevant standards.
2.Installation height: The height of the hot-dip galvanized corrugated beam guardrail should be selected according to the design requirements and relevant standards to ensure that it can effectively block the passage of vehicles and pedestrians.
3.Installation angle: The installation angle of the hot-dip galvanized corrugated beam guardrail should be selected according to the design requirements and relevant standards to ensure that it can effectively absorb the collision energy and reduce the injury to vehicles and pedestrians.
4.Firm connection: The connection of the hot-dip galvanized corrugated beam guardrail should be firm and reliable to ensure that it will not loosen or fall off during use.
5.Clean appearance: The appearance of the hot-dip galvanized corrugated beam guardrail should be neat and beautiful, without obvious scratches, deformation, rust and other phenomena.
3. Acceptance criteria for hot-dip galvanized corrugated beam guardrails.
The acceptance criteria of hot-dip galvanized corrugated beam guardrail mainly include the following aspects:
1.Material inspection: The material of the hot-dip galvanized corrugated beam guardrail should be inspected to ensure that it meets the relevant standards and design requirements.
2.Dimensional inspection: The size of the hot-dip galvanized corrugated beam guardrail should be inspected to ensure that it meets the relevant standards and design requirements.
3.Appearance inspection: The appearance of the hot-dip galvanized corrugated beam guardrail should be inspected to ensure that there are no obvious scratches, deformations, rust and other phenomena.
4.Connection inspection: The connection of the hot-dip galvanized corrugated beam guardrail should be inspected to ensure that it is firm and reliable.
5.Anti-corrosion performance inspection: The anti-corrosion performance of the hot-dip galvanized corrugated beam guardrail should be inspected to ensure that it meets the relevant standards and design requirements.
Fourth, summary. As a kind of road traffic safety facilities, the technical requirements, installation requirements and acceptance standards of hot-dip galvanized beam guardrail are very important. In practical application, the design and construction should be carried out in strict accordance with the relevant standards and specifications to ensure that it can effectively ensure road traffic safety. At the same time, for the hot-dip galvanized corrugated beam guardrail that has been installed, regular maintenance and maintenance should be carried out to ensure that it can be maintained in good condition for a long time.