隆黄铁路隆叙段扩改项目铺轨架梁收官，预计年底通车

Core Viewpoint - The completion of the main line and track-laying tasks for the Longhuang Railway's Longchang to Xuyong section marks a significant milestone, paving the way for the railway to open by the end of this year [1] Group 1: Project Overview - The Longhuang Railway's Long-Xu section expansion and renovation project is part of the Western Land-Sea New Corridor's western main channel [1] - The railway line starts from Longchang Station on the Chengyu Railway, passes through Longchang City and Luzhou City, crosses the Tuojiang and Yangtze Rivers, and ends at the Xuyong North Station of the completed Xuyibi Railway [1] - The total length of the railway line is 138.6 kilometers, with a designed speed of 120 kilometers per hour and 11 stations planned [1] Group 2: Historical Context - The existing railway from Longchang to Xuyong was constructed in segments, completed in 1992, 2007, and 2009, with a total length of 161 kilometers [1] - The Longhuang Railway's Long-Xu section expansion project employs a "cutting curves to straighten" method, increasing the design speed from 80 kilometers per hour to 120 kilometers per hour [1]