Washington WSDOT - 9-11.1 - Waterproof Membrane - 12" x 108' - PT4591-12 silt trap These waterproof

These waterproof

It will reduce gravel migration and provide protection against rutting

and municipal applications where secure

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Geotex 1001 is a nonwoven geotextile fabric that is made from high-quality polypropylene staple fibers that is needle-punched to form a dimensionally stable fiber network

Washington WSDOT - 9-11.1 - Waterproof Membrane - 12" x 108' - PT4591-12 silt trap These waterproofWashington WSDOT 9 11. 1 Waterproof Membrane 12" x 108' PT4591 12 Petrotac is a self adhesive paving membrane geotextile designed to protect pavements from moisture damage by providing a stress absorbing interlayer to decrease the development of cracking over time. It is used to treat local pavement distress, including joints and cracks, and can also be used as a moisture barrier on bridge decks. Washington WSDOT Note: This fabric meets the