The 2020 edition of the "Technical Regulations for Testing Concrete compressive Strength by Ultrasonic Resilience Comprehensive Method" was released

Announcement No. 629 on the release of "Technical Regulations for Testing Compressive Strength of Concrete by Ultrasonic Resilience Comprehensive Method"

根据中国工程建设标准化协会《关于印发<2017年第一批工程建设协会标准制订、修订计划>的通知》（建标协字〔2017〕014号）的要求

Technical Regulations for Testing Concrete Compressive Strength by Ultrasonic Resilience Comprehensive Method compiled by China Academy of Building Science Co., LTD., Guizhou Zhongjian Building Research and Design Institute Co., LTD.

After the review of the Concrete structure Professional Committee of the Association, it is hereby approved and issued, and the number is T/CECS 02-2020, which will come into effect on December 1, 2020。

The original "Technical Specification for Testing Compressive Strength of Concrete by Comprehensive Ultrasonic Rebound Method" CECS 02:2005 was repealed simultaneously。

 China Engineering Construction Standardization Association June 22, 2020