Survival chances for the trapped workers were slim, state disaster management official Rajiv Roka said, as rescuers had to battle the fumes, making their task difficult.

Rescue teams have been struggling to reach the 17 people trapped because of hazardous conditions inside the tunnel.

At least 10 people were killed and 17 remain missing after a suspected gas explosion triggered a collapse inside an under-construction tunnel at a hydropower project in India’s northeastern Himalayan ...

At least 10 people have died in a disaster inside an under-construction tunnel in India.

A deadly landslide in Sikkim’s Namchi district turned a construction site into a scene of devastation, leaving at least 10 people dead after an under-construction tunnel of the NHPC Teesta Stage VI ...

The workers were trapped at least three kilometers inside the tunnel and rescue operations were continuing despite rain and inclement weather.

GUWAHATI, India — A suspected gas explosion on Monday triggered a collapse inside a tunnel that was under construction at a hydropower project in India’s northeastern Himalayan state of Sikkim, ...

At least 13 workers have died and more are trapped after an under-construction tunnel at a hydroelectric project collapsed in India’s northeastern state of Sikkim, the project’s developer NHPC Ltd.

Race to reach trapped workers after 10 killed in tunnel collapse caused by methane explosion in India - The tunnel is part of a hydropower project under construction in the Himalayan state of Sikkim ...

Death toll from India tunnel blast rises to 20 as rescuers try to reach five workers still trapped - Suspected burst of methane trapped within rock strata caused explosion inside under-construction hy ...

NHPC confirms 10 dead, 25 trapped after a methane gas explosion at the Teesta hydro project tunnel in Sikkim. Rescue operations are underway with NDRF, SDRF.