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劇情簡介

1950年6月15日,在(zai)成渝(yu)鐵路(lu)開(kai)工(gong)(gong)典(dian)禮上,團長馬(ma)祖堂把“開(kai)路(lu)先鋒(feng)”旗幟交(jiao)給(gei)先鋒(feng)連連長羅(luo)向(xiang)(xiang)前(qian)(qian)。羅(luo)向(xiang)(xiang)前(qian)(qian)帶著(zhu)戰(zhan)(zhan)士們(men)修(xiu)筑路(lu)基,他(ta)探(tan)索分(fen)層填土打夯法,解(jie)決(jue)了路(lu)基穩固性不足的問題。1950年秋,朝(chao)鮮戰(zhan)(zhan)爭爆發(fa),志愿(yuan)軍入朝(chao)作戰(zhan)(zhan),羅(luo)向(xiang)(xiang)前(qian)(qian)被留下,他(ta)帶著(zhu)民(min)(min)工(gong)(gong)大隊修(xiu)建最大橋梁沱江(jiang)大橋,不料(liao)遭遇特務破壞,犧牲(sheng)了很(hen)(hen)(hen)多民(min)(min)工(gong)(gong)。羅(luo)向(xiang)(xiang)前(qian)(qian)發(fa)誓一定要修(xiu)好成渝(yu)鐵路(lu),告慰犧牲(sheng)工(gong)(gong)友。在(zai)柏樹(shu)坳隧道路(lu)段,他(ta)和(he)技(ji)術員葉(xie)(xie)嵐帶著(zhu)民(min)(min)工(gong)(gong)們(men)正干著(zhu),忽然(ran)發(fa)生塌(ta)方,很(hen)(hen)(hen)多民(min)(min)工(gong)(gong)被埋,羅(luo)向(xiang)(xiang)前(qian)(qian)被停(ting)職。經調查,塌(ta)陷屬于地質災害,羅(luo)向(xiang)(xiang)前(qian)(qian)恢復職務,民(min)(min)工(gong)(gong)們(men)加班苦干,隧道很(hen)(hen)(hen)快貫通。1952年7月1日,成渝(yu)鐵路(lu)全線通車。羅(luo)向(xiang)(xiang)前(qian)(qian)和(he)葉(xie)(xie)嵐在(zai)車廂里舉行(xing)別開(kai)生面的婚禮。

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