Green construction technology of Sanming section of Puyan Expressway in Sanming Junhua Cai, Chengming Xia, Jian Wang, Yongchang Zhang, Yanzhen Zhuang and Dan Wang E3S Web Conf., 145 (2020) 02040 Published online: 06 February 2020 DOI: 10.1051/e3sconf/202014502040