For the purpose of performing his or her functions a traffic warden has the following powers —
(a) to direct traffic;
(b) to examine a certificate, licence or permit issued under this Act or the applicable law;
(c) to issue warnings under this Act;
(d) to issue a ticket to any person whom the traffic warden has reasonable grounds to believe has committed a ticketable offence;
(e) to arrest without a warrant, any person whom the traffic warden believes from personal knowledge has committed a traffic offence for which a person may be arrested without a warrant under section 108.