Somerset County Council have announced dates for the closure of Aller Drove and the A372 at Bere Wall (Seven Bends) for the repairs and flood defence work. The details are in the PDF doument here, but briefly, the expected closures are as follows:
Aller Drove - starting 15th Sept for 6 weeks.
Bere Wall - starting 29th Sept for an estimated 10 weeks.
Diversions will be signposted.