A PTI correspondent, who was among the stranded persons, said a large number of people from adjoining Kinnaur district who had come to Kaza to visit a local fair and tourists, including foreigners, were stuck for nearly 40 hours and hopes of an early clearance of the road were dim.
Some people, including bikers, managed to cross the breached portion of the road on foot but people travelling by four wheelers were still stranded.
The Border Roads Organisation (BRO) are trying hard to speed up clearance work.
The local administration had claimed yesterday that the road had been cleared but the stranded people refuted the claim saying only a few pedestrians and bikers have crossed the road.
Meanwhile, two houses collapsed in Totu area of Shimla following heavy rains last night while two other houses were declared unsafe.
There was no causalty as the inmates had vacated the buildings when the hill started sliding.
The Jammu-Pathankot train was terminated at Guler as the railway tracks between Guler and Jogindernagar was blocked due to landslides.
Large areas of Himachal Pradesh were drenched by heavy rains as monsoon remained vigorous in the state with Dharamsala and Gaggal in Kangra district receiving the maximum 182 mm and 180 mm of rains respectively.
Neri and Sujanpur Tihra recoded 121 mm and 111 mm of rains, followed by Kasauli 80 mm, Dharampur and Kahu 78 mm, Hamirpur 76 mm, Sunni 61 mm, Mehre 56 mm, Sundernagar 50 mm, Jubbarhatti 49 mm, Shimla 44 mm, Bilaspur 41 mm and Mandi 30 mm.
The maximum temperatures dropped by two to three degrees while minimum temperatures dropped by a few notches in mid and higher hills following rains.
The state capital experienced intermittent rains during the past 24 hours.
