Ramkewal has been protesting for the last 13 days and has been on hunger strike since last five days in Faridabad.
He pierced his tongue today with a crochet hook indicating a silent agitation, eyewitnesses said.
He has demanded from the state government to construct the Palla bridge and a quick redressal of people's problems.
The youths from the nearby areas today undertook a silent march in support of his cause.