Motorway stretch plays music as a safety feature but those close to it say ‘intrusive’ noise is constant and distressing

Residents of one of India’s most upmarket neighbourhoods say the country’s first “musical road” has turned their daily lives into a nightmare soundtrack.

A stretch of Mumbai’s recently opened Coastal Road seafront expressway has been engineered to play the pulsating Oscar-winning tune Jai Ho from the movie Slumdog Millionaire when vehicles drive on it at lower speeds.