The Construction Division, on behalf of Project Dantak, invites eligible bidders for the supply and stacking of 40 mm stone metal, 20 mm and 12.5 mm stone chips, and natural sand/crusher dust for GSB (150 mm compacted thickness) and PMT surfacing works on the Dewathang–Samdrupcholing Road from Km 24.300 to Km 51.000 under 64 RCC/19 BRTF, Project Dantak, Eastern Bhutan.