According to police, the brawl erupted when board member Yogesh Gupta accused executive officer AK Singh of demanding bribes from a contractor for alloting work.
But board employees came to Singh's defence and a scuffle ensued between them and a section of the board members in which two members were injured.
According to Inspector (Kotwali) RK Singh, the two injured members and one employee have given a complaint in writing to police in connection with the events this afternoon.