A set of road construction standards was released on 11.1.2023
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Released on November 1, 2023: a set of road construction standards including DB3201T 1037.2-2021 – Technical Specifications for the Use of Construction Waste in Road Projects, Part 2: Construction Mud; DB34T 5056-2016 – Safety Inspection Standards for the Construction of Municipal Roads and Bridges; DB37T 5265-2023 – Technical Standards for Concrete Box Culverts on Urban Roads; DB4401T 112.1-2021 – Traffic Organization and Safety Measures for Construction on Urban Roads, Part 1: Installation of Traffic Safety Facilities; DBJ 53T-46-2012 – Construction Acceptance Procedures for Urban Roads and Night Lighting Projects in Yunnan Province
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