{"id":631,"date":"2024-02-15T09:00:00","date_gmt":"2024-02-15T00:00:00","guid":{"rendered":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/?page_id=631"},"modified":"2024-04-23T13:58:40","modified_gmt":"2024-04-23T04:58:40","slug":"sg02042","status":"publish","type":"post","link":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/general\/sg02042_g.html","title":{"rendered":"Traffic Vibration Reduction Pavement\u3000VIROPAVE"},"content":{"rendered":"\n<div class=\"wp-block-columns common_container tech_info_container is-layout-flex wp-container-core-columns-is-layout-3 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column container_left is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h3 class=\"wp-block-heading\">Overview<\/h3>\n\n\n\n<p>This asphalt pavement makes it possible to reduce traffic vibrations with surface and binder layers without having to strengthen the subgrade and base course. It is particularly effective when you want to reduce traffic vibration in a short period of time, such as on highways in urban areas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Features<\/h3>\n\n\n\n<ol>\n<li>Vibration reduction function: The vibration damping performance of the surface and binder layers and vibration damping sheet (glass grid) can reduce traffic vibrations.<\/li>\n\n\n\n<li>Shortened construction period: Compared to conventional vibration reduction methods that strengthen the subgrade and base course, this method reduces the construction period by milling and overlaying the surface and binder layers of asphalt pavement.<\/li>\n\n\n\n<li>High durability: The mixture for surface and binder courses uses polymer-modified asphalt type H, which results in excellent durability and makes it also highly applicable to heavy traffic roads.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Uses<\/h3>\n\n\n\n<ul>\n<li>Highways in unrban area<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/large1\/SG02042_1.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Installation of Glass-grid (Ichikawa city, Chiba)<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/large2\/SG02042_1.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Finish of VIROPAVE<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"320\" height=\"224\" src=\"http:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-content\/uploads\/2024\/02\/SG02042_2.jpg\" alt=\"\" class=\"wp-image-1077\"\/><figcaption class=\"wp-element-caption\">Example of measurement of the vibration-reduction effect <br>*Note) The reduction effect includes a reduction of 3.8dB due to improvement in road surface flatness.<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/small\/SG02042_4.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Step 1: Laying porous asphalt (20mm)<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/small\/SG02042_5.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Step 2: Laying SMA (5mm)<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/small\/SG02042_6.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Step 3: Installation of Glass-grid<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.nippo-c.co.jp\/tech_info\/images\/general\/small\/SG02042_7.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Step 4: Laying SMA (13mm)<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Typical Cross Section<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"320\" height=\"177\" src=\"http:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-content\/uploads\/2024\/02\/SG02042_2-2.jpg\" alt=\"\" class=\"wp-image-1078\"\/><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This asphalt pavement makes it possible to reduce traffic vibrations with surface and binder layers without having to strengthen the subgrade and base course. It is particularly effective when you want to reduce traffic vibration in a short period of time, such as on highways in urban areas.<\/p>\n","protected":false},"author":1,"featured_media":1079,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[186],"tags":[],"search-place":[226],"search-material":[231],"search-function":[233,232],"search-damage":[],"search-needs":[248,251],"features":[257,258],"acf":[],"_links":{"self":[{"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/posts\/631"}],"collection":[{"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/comments?post=631"}],"version-history":[{"count":5,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/posts\/631\/revisions"}],"predecessor-version":[{"id":1842,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/posts\/631\/revisions\/1842"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/media\/1079"}],"wp:attachment":[{"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/media?parent=631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/categories?post=631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/tags?post=631"},{"taxonomy":"search-place","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/search-place?post=631"},{"taxonomy":"search-material","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/search-material?post=631"},{"taxonomy":"search-function","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/search-function?post=631"},{"taxonomy":"search-damage","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/search-damage?post=631"},{"taxonomy":"search-needs","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/search-needs?post=631"},{"taxonomy":"features","embeddable":true,"href":"https:\/\/www.nippo-c.xyz\/en\/tech_info\/wp-json\/wp\/v2\/features?post=631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}