“米仓道”又称“巴岭路”、“大竹路”、“大(小)巴路”等,是古蜀道的重要一支,因翻越米仓山而得名,起始经行时间约在汉代甚至更早,唐宋时期一度十分兴盛,是古代沟通川、陕两地的一条重要交通路线。2012年3月,四川省文物考古研究院联合国内多家学术机构及地方文物部门对巴中市境内的米仓道遗迹进行了一次大规模的多学科综合考察,在两河口遗址、琉璃关遗址、二洞桥遗址发现了现存的桥址、石磴道、栈道、碑基槽、摩崖石刻等遗迹,这些资料对于开展米仓道的考古学、道路交通史、政治史、宗教史、军事史等领域的研究具有重要的参考价值。 “Rice warehouse Road”, also known as “Barring Road ” “Dazhu Road ”, “large (small) Palestinian Road ” and so on, is an important ancient Shu Road, The name, the initial transit time was even earlier in the Han Dynasty even earlier, the Tang and Song Dynasties was very prosperous, is the ancient communication between Sichuan and Shaanxi an important transportation route. In March 2012, the Sichuan Provincial Institute of Cultural Relics and Archeology conducted a large-scale multi-disciplinary comprehensive inspection of the Mackangluo relics in Bazhong with many academic institutions and local cultural relics departments in the United Nations. At the site of Lianghekou, , The two Dongqiao site found the existing bridge site, Shijie Road, plank road, monument base groove, Cliff stone and other relics, the information for the development of rice warehouse Road archeology, road traffic history, political history, religious history, military history Other fields of research has important reference value.