§ 43. Mr. Allason
asked the Minister of Transport what study he has made of the hazard warning device, particulars of which have been sent him, which can be triggered off by telephone on motorways.
§ 44. Mr. Allason
asked the Minister of Transport whether any power lines exist 64W on motorways which can be used for warning devices.
§ Mr. Swingler
No. Where, as on M5, power is needed for operating warning signs, it is brought specially to the particular site.