標準號：BS EN 12899-2-2007
中文標準名稱：固定的立式道路交通標志.穿透照射交通標柱(TTB)
英文標準名稱：Fixed, vertical road traffic signs — Part 2: Transilluminated traffic bollards (TTB)
標準類型：Q84
發布日期：2008/4/30 12:00:00
實施日期：2008/4/30 12:00:00
中國標準分類號：Q84
國際標準分類號：93.080.30
引用標準：EN 12899-1-2007;EN 12899-4;EN 12899-5;EN 60529;EN ISO 139;EN ISO 877-1996;EN ISO 1461;ISO 4-1997
適用范圍：This Part 2 of EN 12899 specifies requirements for new transilluminated traffic bollards (TTBs)including their fixing, which may incorporate traffic signs (type 1 TTB) or may support traffic signs(type 2 TTB) to be used in traffic circulation areas.It covers performance requirements and test methods.Colorimetric and retroreflective properties as well as luminance of transilluminated illuminated portionsare specified taking into account CIE recommendations.Structural requirements for TTBs include performance under static and dynamic loading.Provision is made for safety in use, including vehicle impact.Devices of similar function, but without transillumination or less than 600 mm in height, are notcovered.NOTE Foundations are not specified in this standard but should be adequate to support the loads to becarried.Unless otherwise stated, clauses in this standard apply to both type 1 and type 2 TTBs.