Noting that cases of corruption involving the Delhi traffic police are on rise and need to be curbed strictly,a Delhi court today sentenced a constable to three years in jail for accepting bribe from a transporter. Special Judge B R Kedia sentenced Haryana native Sukhbir Singh to three years in jail and a fine of Rs 10,000. "The instant case demonstrates the modalities of corruption being adopted by Delhi Traffic Police,which is stated to be on rising trend and therefore,the same requires to be arrested strictly," the court said. The court also expressed concern over corruption plaguing the social life. "Cancer of corruption has spread its tentacles in the social life to such an extent that the belief of common man on the institutional work is obliterated," the court said. The case dates back to 2006 when Singh was posted as constable in Hauz Khas traffic circle and demanded Rs 5,000 as bribe from complainant Manish Kaushik whose bus was plying between Saket and Mori Gate. Singh had threatened him to pay the bribe or else get his vehicle impounded. The court,however,suspended his sentence till May 10 on a personal bond of Rs 25,000.