T/JSJTQX 70-2025 Technical Specifications for the Construction of Ultra-High-Performance Mix-Asphalt Semi-Flexible Pavements
T/JSJTQX 70-2025 High-performance Mixing Semi-Flexible Asphalt Pavement Construction Technical Specification
Basic Information
Scope
Scope: This document specifies the raw materials, mixture design, construction, and quality control for URP mixed semi-flexible asphalt pavement construction. This document is applicable to asphalt pavements prone to rutting problems, such as heavy-load sections, intersections, bus stops, BRT dedicated lanes, toll stations, airport pavements, port docks, dedicated lanes for electronic guidance rubber wheel systems, and parking lots. Main technical content: This document specifies the standards for raw materials, mixture design, construction, and quality control for ultra-high performance mixed semi-flexible asphalt pavement construction, applicable to asphalt pavements prone to rutting problems, such as heavy-load sections. It clarifies the technical requirements of various materials, the design method of mixture proportion, the construction process and quality control measures, ensuring the quality and performance of pavement construction.