Changes

==Design==

==Design==

[[File:PermeablePaving CrossSection.png|thumb|550px|Permeable Pavement cross sections showing full and partial infiltration designs. Source: GVRD, 2005]]

[[File:PermeablePaving CrossSection.png|thumb|550px|Permeable Pavement cross-sections showing full and partial infiltration designs (without and with underdrains, respectively). Source: GVRD, 2005]]

===Subgrade===

===Subgrade===

===Underdrain===

===Underdrain===

The diagram below displays permeable pavement cross sections showing full and partial infiltration designs.<ref>Greater Vancouver Regional District (GVRD). 2005. Stormwater Source Control Design Guidelines 2005. Prepared by Lanarc Consultants Limited, Kerr Wood Leidal Associates Limited and Goya Ngan. </ref> See [[Underdrains]] page for further guidance.  

The diagram to the right displays permeable pavement cross sections showing full and partial infiltration designs.<ref>Greater Vancouver Regional District (GVRD). 2005. Stormwater Source Control Design Guidelines 2005. Prepared by Lanarc Consultants Limited, Kerr Wood Leidal Associates Limited and Goya Ngan. </ref> See [[Underdrains]] page for further guidance.

===Access Structures===

===Access Structures===