Editing Permeable paving (section)

=== Porous turf ===
[[Image:Rasenpflasterstein 1.jpg|thumb|Grass pavement]]
'''Porous turf''', if properly constructed, can be used for occasional parking like that at churches and stadia. Plastic turf reinforcing grids can be used to support the increased load.<ref name="Bean 2004">Bean, Eban Z.; Hunt, William F.; Bidelspach, David A.; Smith, Jonathan T. (2004).[https://web.archive.org/web/20050428012956/http://www.bae.ncsu.edu/info/permeable-pavement/icpi.pdf "Study on the Surface Infiltration Rate of Permeable Pavements."] North Carolina State University, Biological and Agricultural Engineering Dept. Raleigh, NC.</ref>{{rp|2}}<ref>EPA. [http://www.epa.gov/oaintrnt/stormwater/best_practices.htm#permeablepavers "Permeable pavers."] ''Stormwater Management Best Practices.'' Accessed 2010-06-17.</ref> Living turf transpires water, actively counteracting the "heat island" with what appears to be a green open lawn.