http://www.telegraphindia.com/1050224/asp/siliguri/story_4416639.asp

For maps and discussion of the issue, see my book "Waiting for the Esquimo"
The CPWD is the Central Public Works Dept, who are building the border fence and roads parallel to it behind it for access by guards etc. There is a small section of the boundary in the Berubari region that is still disputed, and so unfenced.

Brendan