T/TMHIA 001-2019 Road-specific technical specifications for recycled aggregate inorganic mix for construction waste
T/TMHIA 001-2019 Road-specific technical specifications for recycled aggregate inorganic mix for construction waste
Basic Information
Scope
Main Technical Content: 1. General Provisions 1.0.1 To realize the resource utilization of construction waste, address the damage to the ecological environment caused by construction waste, and reduce the consumption of stone resources in road engineering construction, these specifications are formulated. 1.0.2 These specifications apply to the construction of road base and subbase layers in new, modified, and major repair and maintenance projects of all-level highways in Tianjin City. Urban roads of all levels may refer to these specifications for implementation. 1.0.3 In addition to meeting the requirements of these specifications, recycled inorganic mixtures of construction waste aggregates shall also comply with the provisions of national and industry standards for base and subbase layer construction. 2 Normative Reference Documents The provisions of the following documents are incorporated into these specifications by reference. For reference documents with a specified publication year, all subsequent amendments or revised versions shall not apply to these specifications; for reference documents without a specified publication year, the latest version shall apply to these specifications. - JTG/T F20: Technical Specifications for the Construction of Highway Base Layers - JTG E42: Specifications for Aggregate Testing in Highway Engineering - JTG E40: Specifications for Geotechnical Testing in Highway Engineering - JTG E51: Specifications for Inorganic Binder Stabilized Material Testing in Highway Engineering - CJJ 134: Technical Standards for Construction Waste Management 3 Terminology 3.0.1 Recycled Construction Waste Aggregate Aggregate made from waste concrete, bricks, and ceramics in construction waste, which is crushed and screened. 3.0.2 Recycled Coarse Aggregate Recycled aggregate with a particle size greater than 4.75mm. 3.0.3 Recycled Fine Aggregate Recycled aggregate with a particle size less than 4.75mm. 3.0.4 Re