- Selection and production of materials
- Concrete materials should comply with national regulations and be used only after qualified testing.
- The mold production should be in accordance with relevant regulations to ensure the consistency and precision of the pipe.
- materials such as steel reinforcement and aggregate should be tested and qualified to prevent adulteration.
- Concrete production should be made in accordance with the unified standard proportion and production process.
- Construction requirements
- the site should be cleaned up before construction, and the construction layout should be made according to the design drawings.
- the inside of the mold should be cleaned before installation to ensure the surface of the pipe is smooth.
- the length should be measured before pouring concrete to ensure that the pipe meets the requirements of the design standard.
- the poured concrete should be of good quality and should not have cracks, voids, etc.
- the concrete should be vibrated in time after pouring to ensure the denseness of the pipe.
Concrete Drainage Pipe Inspection Specifications
Concrete Drainage Pipe Inspection Specifications
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