State Disaster Response Force (SDRF) Inspector General of Police Sanjay Gunjyal on Thursday informed that the dreadful Tehri bus accident claimed 13 lives. He added that 18 people were injured out of whom six are critical and admitted to AIIMS hospital in Rishikesh. He added that all the injured have been rescued and operations to recover bodies are underway. A bus fell into deep gorge in Tehri's Suryadhar on Thursday. The Uttarakhand Transport Corporation bus skidded off the Rishikesh Gangotri Highway into a 250-metre deep gorge.