General city trunk roads or highways, LED street lamps arranged spacing how much shall prevail?

Refers to the Shanghai, Zhejiang and Anhui Wan Tong Expressway, is the beginning of transportation planning and construction of the Ministry of the starting section, "Tenth Five-Year Plan" period, to Shanghai Wuwei Road, Shanghai as a starting point, connecting Jiangsu, Zhejiang and Anhui, for the bidirectional 6-lane, 120 kilometers per hour, 260 kilometers in total length of design! Speed. Where 48.5 kilometers Shanghai section A9 Shanghai Qingping high-speed total length; 50 kilometers Jiangsu section, located in Suzhou Wujiang territory, from the junction of Suzhou and Shanghai, Jiangsu, Zhejiang, Sujiahang highway intersection southwest of the junction ends; Zhejiang section of about 89 kilometers from the junction of Huzhou Nanxun, Zhejiang, Anhui outside the junction begins;