Road Infrastructure

SIPL has executed a range of road construction and pavement projects, including the blacktopping of the Punakha–Gasa Secondary National Highway between km 65.5 and km 73.30, the blacktopping of the Gorgan–Silabi Gewog Centre Road from chainage 0.00 to 8.30 km, pavement works in Lhuentse, and the construction of the Tongshongdra–Taktsemakhang Gewog Centre Road under Laya in 2024. These projects were completed within the required timelines and in accordance with applicable quality and engineering standards.

Building on this experience, SIPL remains committed to supporting reliable, all-weather connectivity through the delivery of durable road infrastructure across Bhutan.

Key Capabilities
  • Formation cutting and road widening, including controlled blasting where required
  • Subgrade preparation and laying of granular sub-base (GSB) and wet mix macadam (WMM)
  • Construction of rigid and flexible pavements
  • Construction of permanent road structures including random rubble masonry walls, gabion walls, and drainage systems.