JT/T 992.1-2015 Road engineering geocomponents - Geotextiles - Part 1: Polypropylene short-fibre needle-punched non-woven geotextile
This standard applies to the production control and quality inspection of polypropylene staple fiber needle-punched nonwoven geotextiles used in highway engineering. It can also be used as a reference for water transport, railways, water conservancy, hydropower, municipal and other engineering projects.