<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Didn’t notice the spellcheck errors, etc so have rephrased:<div class=""><br class=""></div><div class="">You might also considering using a structural soil, e.g. CU soil for the substrate as it looks as if there’s open landscape to the left of the broken sidewalk and that would help convey roots to the additional open landscape without continuing to heave pavement.<div class=""><br class=""></div><div class="">Also, you might consider using a pervious treatment rather than pouring concrete. This would further assist supporting a healthy soil as well as a viable root system by increasing the rootable soil volume which requires air and moisture, facilitated by pervious, permeable or porous paving. I am attaching an excellent resource which explains the differences, etc.</div><div class=""><br class=""></div><div class="">Sorry for the errors</div><div><br class=""><blockquote type="cite" class=""><div class="">On Nov 7, 2019, at 11:43 AM, Naomi Zurcher via CANUFNET <<a href="mailto:canufnet@list.web.net" class="">canufnet@list.web.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">You might also considering using a structural soil for the substrate as it looks as if there’s open landscape to the right of the broken sidewalk and that would help convey roots to the additional open landscape without continuing to heave pavement.<div class=""><br class=""></div><div class="">Also, you might consider using a pervious treatment rather than during concrete. This would further assist supporting a healthy soil as well as a viable root system by increasing the bootable soil volume which requires air and moisture, facilitated by pervious, permeable or porous paving. I am attaching an excellent resource which explains the differences, etc.</div><div class=""><br class=""></div><div class="">Hope this helps.</div><div class=""><br class=""></div><div class="">Naomi</div><div class=""><br class=""></div><div class=""></div></div></div></blockquote></div></div></body></html>