Construction Begins on Thailand's Longest Railway Tunnel
Work has officially commenced on the Ngao Tunnel, a 6.2-kilometer project that will become the longest railway tunnel in Thailand.
According to Matichon Online, construction has officially begun on the Ngao Tunnel, a critical infrastructure project forming part of the Den Chai-Chiang Khong railway line. Spanning 6.2 kilometers, this tunnel is set to become the longest railway tunnel in Thailand upon completion. The project represents a significant milestone in the expansion of the nation's rail network, aiming to improve connectivity between the northern provinces. For residents and travelers, this development signals a long-term commitment to enhancing regional transport infrastructure, which is expected to facilitate more efficient travel and logistics across the northern corridor. The project is currently scheduled for completion and opening in 2028. While the commencement of tunneling marks a major step forward, details regarding the specific operational timeline for passenger services and the full integration of the Den Chai-Chiang Khong route remain to be confirmed as construction progresses. Stakeholders and the public are advised to monitor official updates from the State Railway of Thailand for further information regarding the project's impact on local travel and future service availability.
