AIA chairman Alan Mackenzie said emergency funding from the Government would be "welcome" when dealing with potholes, but spending money "here and there" makes "little difference."
He added that the £215 million announced in the autumn to improve road conditions "doesn't even cover the £338 million" of repair needed from last year's rainfall.
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The EC President said he welcomed a "more realistic tone" as he left discussions with Theresa May, but said more work had to be done.
Mild and a little bit muggy
The England cricketer will miss Wednesday's One-Day International against the West Indies after he was arrested in Bristol on Monday.