A crime team visited the accident site and inspected the area. Officials said vital clues were lifted from the spot as part of the investigation.
Notably, no helmets were recovered from the scene. Police are looking into all possible angles, including whether the victims were wearing helmets at the time of the crash.
Further investigation is underway to find out the exact sequence of events and whether any traffic rules were violated.
The stretch near the Modi Mill Flyover on Mathura Road is known to witness heavy traffic, even at night.
Police have urged drivers to follow traffic rules and remain alert while driving, especially on busy roads and flyovers.