This standard specifies the categories, uses and specification codes, technical requirements, test methods, inspection rules, as well as marking, packaging, transportation and storage of polypropylene staple fiber needle-punched nonwoven geotextiles (hereinafter referred to as geotextiles). This standard is applicable to the production control and quality inspection of geosynthetic polypropylene staple fiber needle-punched nonwoven geotextiles for highway engineering. It can be used as a reference for water transportation, railway, water conservancy, hydropower, municipal and other projects.
JT/T 992.1-2015 Referenced Document
GB/T 6529 Textiles.Standard atmospheres for conditioning and testing
JTG E50 Test Method of Geosynthetics for Highway Engineering
JT/T 992.1-2015 history
2022JT/T 1432.2-2022 Geosynthetics for highway engineering Part 2: Geotextiles
2015JT/T 992.1-2015 Geosynthetics in highway engineerings.Geotextiles.Part 1: Short polypropylene staple of nonwoven geotextiles
JT/T 992.1-2015 Geosynthetics in highway engineerings.Geotextiles.Part 1: Short polypropylene staple of nonwoven geotextiles was changed to JT/T 1432.2-2022 Geosynthetics for highway engineering Part 2: Geotextiles.