What is Grasscrete? A What is Grasscrete? Grasscrete is a pervious reinforced concrete structure for all types of trafficked areas that is either covered with grass, has grass growing in the voids of the structure or has stone in the voids of the structure. var hupso_services_t=new Array("Twitter","Facebook","Google Plus","Pinterest","Linkedin","StumbleUpon","Digg","Reddit","Bebo","Delicious");var hupso_background_t="#EAF4FF";var hupso_border_t="#66CCFF";var hupso_toolbar_size_t="medium";var hupso_image_folder_url = "";var hupso_url_t="";var hupso_title_t="What%20is%20Grasscrete%3F";