There's stop-start traffic after a vehicle fire on the A470 Southbound before the M4 J32 / A4054 (Coryton Interchange).
There's congestion on the A470 to the A4054 Pentrebach Road / A473 (Glyntaff Interchange).
All lanes have been re-opened.
The A470 has now been reopened in both directions around Pontypridd.
It was closed for around two hours earlier, due to concerns for the safety of a woman, resulting in long delays.
South Wales Police says the north and southbound carriageways of the A470 remain closed at Pontypridd, due to concerns around the safety of a woman.
Motorists are continuing to report long delays on the A470 around Pontypridd, due to a police incident at the Brown Lennox Roundabout.
The A470 is closed in both directions after an accident between Trawsfynydd and Bronaber.
The A470 Northbound is closed and there's heavy traffic because of a fallen tree and recovery work between Abercynon Roundabout and Abercanaid Roundabout.
A470 Ffrwd Road is closed after an accident at the A465 Heads Of The Valleys Road (Cefn Coed Roundabout).
The A470 is closed in both directions between the B5279 and Ffordd Ty Gwyn (Ty Gwyn Road) after an accident. There's queueing traffic.
The A470 is closed in both directions after an accident between B4518 (Llanidloes) and A489 Long Length (Caersws). Police are directing traffic.
One lane is blocked and there's slow traffic because of a broken down lorry on the A470 North Road inbound between Maindy Road and Colum Road.