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劇情簡介

1950年(nian)6月(yue)15日,在成(cheng)渝(yu)鐵路(lu)(lu)開工(gong)典(dian)禮(li)上,團長(chang)馬祖堂把“開路(lu)(lu)先(xian)鋒”旗幟交給先(xian)鋒連連長(chang)羅(luo)向前(qian)(qian)(qian)(qian)。羅(luo)向前(qian)(qian)(qian)(qian)帶(dai)著戰士們(men)修筑路(lu)(lu)基,他(ta)探索分層填土(tu)打夯法,解決(jue)了路(lu)(lu)基穩固(gu)性不(bu)足的問(wen)題(ti)。1950年(nian)秋,朝(chao)鮮戰爭(zheng)爆(bao)發,志愿軍(jun)入朝(chao)作戰,羅(luo)向前(qian)(qian)(qian)(qian)被(bei)留下,他(ta)帶(dai)著民工(gong)大隊修建最大橋梁沱江大橋,不(bu)料遭(zao)遇(yu)特務破壞,犧(xi)牲(sheng)了很(hen)多(duo)民工(gong)。羅(luo)向前(qian)(qian)(qian)(qian)發誓一定要修好成(cheng)渝(yu)鐵路(lu)(lu),告慰犧(xi)牲(sheng)工(gong)友。在柏樹坳隧道路(lu)(lu)段,他(ta)和技術(shu)員葉嵐(lan)帶(dai)著民工(gong)們(men)正干著,忽(hu)然發生塌(ta)(ta)方,很(hen)多(duo)民工(gong)被(bei)埋,羅(luo)向前(qian)(qian)(qian)(qian)被(bei)停職。經(jing)調(diao)查,塌(ta)(ta)陷屬于(yu)地(di)質災害(hai),羅(luo)向前(qian)(qian)(qian)(qian)恢復職務,民工(gong)們(men)加班苦(ku)干,隧道很(hen)快貫通(tong)。1952年(nian)7月(yue)1日,成(cheng)渝(yu)鐵路(lu)(lu)全線通(tong)車。羅(luo)向前(qian)(qian)(qian)(qian)和葉嵐(lan)在車廂里舉行別開生面(mian)的婚禮(li)。

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