國(guó)道318線(xiàn)西藏拉薩至林芝高等級(jí)公路平均海拔4300米以上。中交二公局承建了一期工程（林芝至工布江達(dá)段）五標(biāo)、二期工程（工布江達(dá)至米拉山段）一標(biāo)、二標(biāo)3個(gè)標(biāo)段，包括60公里路基橋涵及路面工程，合同額約27億元。
　　National Highway 318 Lhasa-Nyingchi High-grade Highway in
　　Tibethas an average altitude of more than 4300m. CCCC Second Highway Engineering Co., Ltd. undertook Section V, Stage I (Nyingchi-Gongbujiangda section), Section I &II, Stage II (Hongbujiangda-Mila Mountain section), including 60km subgrade, bridges, culvert sand pavement engineering, with a total contract value of about 2.7 billion yuan.