Manoj Kumar, 50, an Assistant Sub-Inspector with Traffic Police, was run over by an unidentified vehicle near Ashoka Hotel in Chanakyapuri late last night, police said.
The second fatal accident involved constable Arvind, who was mowed down by a cab operating for a taxi aggregator at around 8 PM yesterday near Union Home Minister Rajnath Singh's residence, they said.
Alok Kumar Verma, who took over as the Commissioner of Delhi Police today, condoled the demise of the two policemen.
ASI Manoj, a native of Bulandshahr, was posted with the Delhi Cantt circle of Traffic Police. He was returning to the Ashoka police lines when his motorcycle was hit by the unidentified vehicle.
A senior police officer said that constable Arvind was hit by the cab at a roundabout near Tughlaq road. Passersby caught hold of the cab driver, identified as Sandip, and handed him over to police.
Arvind was taken to a nearby hospital where he died during treatment. Police arrested Sandip from the accident site and registered a case of rash and negligent driving against him.