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太原──旧关高速公路是山西省第一条高速公路，1993年5月开工，1996年6月25日全线建成通车。全长144km，其中有122km穿行于太行山腹地的崇山峻岭之中，建有桥梁84座、涵洞563道和一道长2125m的隧道，总投资约30亿元。该高速公路采用平原微丘区、山岭重丘区高速公路技术标准设
Taiyuan ─ ─ the old highway is the first highway in Shanxi Province, started in May 1993, all the lines opened to traffic on June 25, 1996. A total length of 144km, of which 122km walk through the mountains in the Taihang Mountains among the mountains, built a bridge 84, 563 culverts and a 2125m long tunnel, a total investment of about 3000000000 yuan. The highway uses plain micro-hill area, mountain heavy hill highway technical standards set