精品无码久久午夜福利,国产农村老太xxxxhdxx,欧美人牲交a欧美精区日韩,国产成人精品久久综合,亚洲av永久无码精品九九,亚洲av无码av男人的天堂不卡,国产亚洲精品拍拍拍拍拍,亚洲中文字幕乱码av波多ji,免费可以在线看A∨网站,亚洲av麻豆aⅴ无码电影

On April 18th, 2022, China Construction Machinery Industry Association officially issued the group standard of Slipform Paving Construction Regulations for Multifunctional Kerb Structures. This standard was established by China Construction Machinery Industry Association, organized and formulated by Zhuyanglu Machinery Branch of China Construction Machinery Industry Association, led by Xuzhou Xinlu Intelligent Technology Co., Ltd. and Jiangsu Jicui Road Research Institute, and jointly participated in the compilation by 23 related scientific research, manufacturing and use units.

The Code for Slip-form Paving Construction of Multifunctional Curb Structures stipulates the procedures, techniques, quality management and inspection methods in the slipform paving construction of highway curb structures, and is applicable to the cement concrete curb structures constructed by lateral slipform pavers, such as drainage ditches, drainage tanks, curbs, shoulder stones and concrete guardrails in newly-built or rebuilt highways.

The release of "Slipform Paving Construction Regulations for Multifunctional Kerb Structures" makes the domestic slipform paving construction of multifunctional kerbs have rules to follow, and the selection of slipform paving equipment is standard, which fills the blank of inspection standards for slipform paving construction of multifunctional kerbs.