India, Oct. 11 -- A 33-year-old man was killed and at least five others were injured after a speeding trailer truck travelling downhill rammed multiple vehicles during a snarl on Delhi-Jaipur Expressway in Manesar on Thursday night, said police on Friday.

Investigators said that the deceased was Sandeep Kumar, 33, of Barna in Kurukshetra. He was working as a senior engineer at an automobile manufacturing firm. The critically injured people were his colleagues, Vinay Kumar Gupta, 32, of Bajali colony in Faridkot, in Punjab; Sumit Kumar, 34, Rajiv colony in Fatehabad; their cab driver Surender Kumar, 46, of Mahendragarh, both in Haryana.

Drivers of two more cars and the trailer were also injured in the accident but their identities were y...