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Drainage pipeline inspection safety assessment technology domestic standard

2019-01-04

In 2012, according to the technical regulations for the detection and evaluation of drainage pipelines in Guangzhou, Shanghai, Hong Kong, etc., combined with the experience and actual situation of CCTV inspection in drainage pipelines in recent years, with reference to relevant foreign standards such as the United Kingdom, Denmark, Japan, etc., the urban drainage pipeline was compiled and released. Technical Regulations for Testing and Evaluation (CJJ181-2012), providing technical standards and basis for the detection and assessment of drainage pipelines in China.

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