The SSP informed that the tunnel is three-feet in both the height and diameter and has oxygen pipes running along. He said the tunnel was under construction and could be about 400-500 metres long.
The Pakistani post of Lambryal is located about 500 metres from the Chinari Post and since the area is covered with thick forest, it is not always possible to detect what's going on across, said an official.
Israr Khan said the matter was being probed by all agencies but it seemed to have been laid to facilitate infiltration and arms smuggling from the Pakistani side. Indian security agencies have been telling that increased vigilance on the frontiers and erection of the fencing had checked infiltration from the western neighbour.
(With agency inputs)