JP4658790B2 - 注意喚起型の溝構造 - Google Patents
注意喚起型の溝構造 Download PDFInfo
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- JP4658790B2 JP4658790B2 JP2005358434A JP2005358434A JP4658790B2 JP 4658790 B2 JP4658790 B2 JP 4658790B2 JP 2005358434 A JP2005358434 A JP 2005358434A JP 2005358434 A JP2005358434 A JP 2005358434A JP 4658790 B2 JP4658790 B2 JP 4658790B2
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- road
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- cutting
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Description
本発明は、第2に、溝が道路の長さ方向に連続状に形成された切削溝からなり、波形形状の凹部だけではなく凸部の表面高さも隣接する道路表面より下に位置している上記の溝構造である。
本発明では外側線に相当する位置に溝を設ける(図3(b)参照)。この溝は切削溝であることが好ましく、特に道路の長さ方向に連続して切削されていると共に所定間隔で凹部が存在する波形形状であることが好ましい。
図1(a)は切削波形凸部の塗料面が道路の非切削表面より下方に位置する例であり、図1(b)は切削波形凸部の塗料面が道路の非切削表面と同じ高さに位置する例である。
切削溝の幅は外側線(道路区画線)の幅とほぼ同じ幅であることが好ましく、通常10〜20cm程度である。切削溝の波形形状のピッチ(繰返し間隔)は10〜40cm程度(たとえば24cm)、最深部(凹部)は道路表面から5〜20mm程度(たとえば9mm)、最浅部(凸部)は道路表面から1〜5mm程度(たとえば3mm)が好ましく、これらの最適値は、車両の制限速度等に応じて決定される。
本発明の溝構造は外側線部に設けることを本質とするが、中央線にも同様の溝構造を設けることができる。
かくして、事故抑止効果が高く、また視認性を損なわずに冬期間の除雪作業でも削られにくい外側線をもつ注意喚起型の溝構造を経済的に形成することができる。
2 切削波形の凹部
3 切削波形の凸部
4 塗料面
5 中央線
6 外側線
7 切削溝
8 切削溝および外側線
Claims (1)
- 道路の端部に形成された注意喚起型の溝であって、該溝が道路の長さ方向に連続状に形成された波形状の切削溝からなり、波形形状の凹部だけではなく凸部の表面高さも隣接する道路表面より下に位置していると共にその表面に道路区画線用塗料が塗布されて外側線を形成していることを特徴とする注意喚起型の溝構造。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005358434A JP4658790B2 (ja) | 2005-12-13 | 2005-12-13 | 注意喚起型の溝構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005358434A JP4658790B2 (ja) | 2005-12-13 | 2005-12-13 | 注意喚起型の溝構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007162287A JP2007162287A (ja) | 2007-06-28 |
| JP4658790B2 true JP4658790B2 (ja) | 2011-03-23 |
Family
ID=38245517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005358434A Expired - Lifetime JP4658790B2 (ja) | 2005-12-13 | 2005-12-13 | 注意喚起型の溝構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4658790B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009084944A (ja) * | 2007-10-02 | 2009-04-23 | Yokohama Rubber Co Ltd:The | ロードノイズ試験路及び試験方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62260907A (ja) * | 1986-05-06 | 1987-11-13 | 鶴海合成炉材株式会社 | 路面表示施工方法 |
| JP3954871B2 (ja) * | 2002-03-06 | 2007-08-08 | 株式会社Nippoコーポレーション | 路面の切削方法 |
| JP2004143892A (ja) * | 2002-10-21 | 2004-05-20 | Akira Furukawa | 維持管理不要な路面表示の舖設方法 |
-
2005
- 2005-12-13 JP JP2005358434A patent/JP4658790B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007162287A (ja) | 2007-06-28 |
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