PRODUCT QUALITY CONTROL AND PRODUCTION WORKSHOP -The quality of materials, manufacturing process and complete the sewer must be part of KCS and client evaluation and approval. * Removal - concrete pipes will be removed up going to waste, defects can not meet the technical requirements. The specific details of the drain pipe could be removed for the following reasons: + The coal cracks along the sewer, except for a sharp single spot at the top of the sewer if not exceed the thickness of the joints . + The disability rate due to dosing, mixing and molding not meet regulations, or other surface defects or creating pits in the external structure negatively affect the function of the sewer + The first sewer pipe does not tally with the normal coal and the centerline of the pipe outside the permissible variation limits. + The head tube is damaged or breakage seriously affected or can not be connected by + any cracks continuous fracture on the surface with a width of 0.3mm or more than 300mm in length or greater, whether it is somewhere on the body concrete culvert. * Record label and shipped - The following information will be printed on every sewer: + technical indicators and grades tribute. + The date of manufacture. + The name or trademark of the manufacturer exclusively. + The name and the necessary information about the factory. + In a head reinforced sewer considered elliptical or quadrant will be clearly labeled during production or shortly thereafter, inside and outside the body along the axis of the tube opposite the elliptical core or along the vertical axis for reinforcing supply part investment. + label is engraved on the body tube painted with waterproof paint or surface concrete pipes. * Produced: + must be approved by the leadership and guidance of the technical department. + surfaces outside and inside of the sewer requirements are flat, not being swayed or hollow points down. On the surface of the sewer does not allow in-depth voids. + When crane drain from finished up cars Cars or trucks on forced or place specified list of technical staff to ensure no cracks and drains for easy cable threaded hook. + When loaded onto cars must also cradle and insert two inside the vehicle, the two layers are not classified, between two layers of wood drain must have surely Statistics. + When the product is exported out of the company will have share product quality testing by KCS department and sign documents relates only to the goods are exported.
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