目前全路共有铁路支线的150多条。这些支线大部份是为运输地区重点物资而修建的。几十年来在开发国土资源，发展地方经济，保证重点企业建设和生产，满足人民生活需要等方面都发挥着重要作用。但由于运价太低，价格与 At present, there are over 150 railway extensions in the whole railway. Most of these spurs are built to transport key regional supplies. For decades, it has played an important role in developing land and resources, developing local economy, ensuring the construction and production of key enterprises and meeting the needs of people’s lives. However, due to the tariff is too low, the price and