As per my knowledge, the tunnel projects starts way before Gulaba, not sure whether it comes before Kothi or not, so it might just be accessible all year around, as Monkeyboy pointed out.
You mean even this is classified information?!!Anup sir, there is also a plan to build some other infrastructure, I dont know whether I should put it here.
Sir Honestly, I don't know,You mean even this is classified information?!!
that was the first point which crossed my mind too.I think after the Tunnel all heavy vehicular traffic will take the tunnel and that will keep the road to Rohtang in better shape(theoretically at least). But on the other side of the coin, due to this they may even neglect the maintenance of the Rohtang La..