An alternative route had already become most essential for Kathmandu valley. In June, July and August when the monsoon takes hold of the country, landslides and mudslides occurring at multiple places block both Prithvi and Tribhuwan highways – two main existing trunk roads linking the capital with the east and the west.This route was clearly unaffected by the ravages of the monsoon.

Here two rivers joing have created a wide Tar, the flat fertile land at a river bend.