M5 traffic live: Incident on motorway and two lanes closed for emergency repairs

Two lanes on the M5 are closed due to emergency works and an incident this morning (Saturday, March 8). The closure of the lanes in Somerset near Bristol is expected to cause delays as work is carried out northbound of the motorway. The emergency repairs are reported to be carried out northbound of the M5 from junction 19 to junction 18.
Lanes one and two of the four are said to be closed. Traffic and travel website Inrix reported the issue this morning just before 9am. The website states: "Two lanes closed due to emergency repairs on M5 Northbound from J19 A369 Martcombe Road (Portishead) to J18 M49.Lanes one and two (of four) are closed."
It was then reported that an incident has also occurred on the same stretch.
National Highways says normal traffic conditions are expected at around 11am.
This is a live blog and we shall bring you more updates as we get them