Residents and traders in Port Talbot fear the closure of the junctions would lead to the town being 'cut off' from business.
Steve Redmore, manager of Aberafan Shopping Centre, said the closure would restrict people coming into the town, which is not needed in the current economic climate.
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RSPCA Cymru are warning that almost 6,000 incidents were reported over festive period last year.
A fine and dry end to the week with plenty of sunshine, but it's a chilly day ahead!
A dry night with just a few showers at times, but temperatures will fall with some areas seeing a frost by the early hours.