India, March 20 -- PUNE The fatal accident near the Panvel exit on the Pune-Mumbai Expressway has turned the spotlight on a recurrent danger zone that continues to evade the list of officially designated "black spots".

According to the highway police, there have been at least three fatal accidents at the same location over the past two years. "This stretch is not notified as a black spot but we have seen repeated serious accidents here, largely due to speeding and driver fatigue," said superintendent of police Tanaji Chikhale. Black spots are scientifically classified as such based on accident frequency, road geometry and risk factors.

"One of the major identified zones is in the Borghat section between kilometres 36 and 40 where the te...