The part of the road which collapsed under the pressure of the overflowing Dee was NO 284 953 between Crathie & Ballater.
A possible diversion is available via the B976.
Meanwhile, Council engineers have been forced to close the Dee Bridge at Ballater linking the A93 North Deeside Road and B976 South Deeside Road due to safety concerns.
The Maryculter Bridge was also closed at around 4:30pm.
The A93 Ballater-Aboyne road is closed at Micras due to flooding.