Siachen Base Camp, 12,000 feet above sea level at Partapur, is a base camp of 102 Infantry Brigade (Siachen brigade) of XIV Corps of Indian Army which protects 110 km long Actual Ground Position Line (AGPL) with at least 108 forward military outposts and artillery observation posts in the disputed region of Siachen Glacier in Ladakh Union Territory of India. It is approximately 6 hours drive north from the town of Leh via one of the highest vehicle-accessible passes in the world, Khardung La at 17,582 feet. Bana Top (20,500 ft) is the highest post in the region, an 80 km and 20 day trek for troops. Pahalwan Post (about 20,000 ft) and posts near Indira Col (about 19,000 ft) are other high posts. Kumar Post or Kumar Base, which serves as the battalion head quarter, is named after the Colonel Narendra "Bull" Kumar and it is 60 km from the Siachen base towards Indira Col. The Siachen brigade consists of five to eight battalions of Ladakh Scouts supported by artillery, air defence, engineer and other logistic units. Pakistan has not been able to scale the crest of the Saltoro Range occupied by India. The temperature goes down to minus 86°C during winters with icy 300 kmph blizzards. The average temperature is between minus 25°C during day and minus 55°C during the night.