福建省的这座跨海大桥是全国第二座。据CGTN报道，连接段的钢箱梁长72米，宽53米，高3.5米，重2197.2吨。它是全桥最宽的钢箱梁，也是在中国吊装的最宽的钢箱梁。
预制桥梁的成功
中国第二座预制桥已成功连接。
in · 13 9月 2022, 16:31 · 0 评论
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