Figures released yesterday by the RAC reveal the motorists' pain with 55%of motorists saying the their "motoring life is worse" and 67% sayingthat speed cameras have "no positive impact".

Robin Summerhill, founder of the M4 Protest campaign(www.m4protest.org) said: "Motorists have a golden opportunity to senda message to politicians before the election by joining the M4 Proteston Saturday 30th."

Paul Smith, M4 Protest road safety spokesman said: "Speed cameras haveissued £700million pounds in fines and made road safety worse. Clearlyit's time for change."