The Border Roads Organisation (BRO) functions under the Ministry of Defence and is responsible for building and maintaining many of Uttarakhand's strategic mountain highways. These include sections of the roads that carry the Char Dham Yatra and the routes that run toward the India–China border. In the hills, keeping these roads open is a year-round task, and through the monsoon it becomes a daily one.
When a landslide blocks a highway, the response follows a broadly consistent sequence. The blockage is first reported — by a road patrol, the district administration, or travellers stranded at the site. A BRO team then assesses the debris: how much material has come down, whether the slope above is still moving, and whether large boulders need to be broken up before anything can be shifted.
Clearance is done mechanically. Excavators, bulldozers and wheel loaders remove earth and rock, working first to reopen a single lane so that stranded traffic can be released. Where a boulder is too large to move, it is broken up on site, at times with controlled blasting carried out under supervision. Debris is pushed well clear of the carriageway rather than left to narrow it further.
At locations that slide repeatedly — the chronic landslide zones the BRO knows well — men and machinery are pre-positioned before and during the monsoon, so a response does not have to travel to the site from far away. This is why some blockages are cleared within hours, while others, on unstable slopes or in continuing rain, take much longer.
Reopening a road is not always the end of the work. On an active slope, a lane cleared in the morning can be buried again by evening. BRO teams, the district administration, and — where people are hurt or trapped — the SDRF and NDRF coordinate on when it is safe to let vehicles through. That ongoing judgement is why travel advisories on hill highways can change several times in a single day.