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<p>When installing geotextiles an overlap of 150 - 300 mm should be used.</p>
 
<p>When installing geotextiles an overlap of 150 - 300 mm should be used.</p>
 
Material specifications should conform to OPSS 1860 for Class II geotextile fabrics
 
Material specifications should conform to OPSS 1860 for Class II geotextile fabrics
<ref>ONTARIO PROVINCIAL STANDARD SPECIFICATION METRIC OPSS 1860 MATERIAL SPECIFICATION FOR GEOTEXTILES. 2012. http://www.raqsb.mto.gov.on.ca/techpubs/OPS.nsf/0/2ccb9847eb6c56738525808200628de1/$FILE/OPSS_1860_Apr12.pdf. Accessed July 17, 2017</ref>.
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<ref>ONTARIO PROVINCIAL STANDARD SPECIFICATION METRIC OPSS 1860 MATERIAL SPECIFICATION FOR GEOTEXTILES. 2012. http://www.raqsb.mto.gov.on.ca/techpubs/OPS.nsf/0/2ccb9847eb6c56738525808200628de1/$FILE/OPSS%201860%20Apr12.pdf. Accessed July 17, 2017</ref>.
 
*Fabrics should be woven monofilament or non-woven needle punched.  
 
*Fabrics should be woven monofilament or non-woven needle punched.  
 
*Woven slit film and non-woven heat bonded fabrics should not be used, as they are prone to clogging.
 
*Woven slit film and non-woven heat bonded fabrics should not be used, as they are prone to clogging.

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