Photos from the scene show that a large part of the collision dam has also been severely damaged, as HGV hit both the central detention center and the nearby dam. National Highways: South-West reports that there is a closure on the south-facing M5 near Stroud due to a collision. A truck collided with the central detention dam and a diesel leak was reported. The affected section of road extends from junction 13 to junction 14. The incident was first reported at 3:53 a.m. on Thursday (March 31). The estimated reopening time is at 8:15 a.m., according to the National Road. Traffic intelligence service Inrix said: “M5 Southbound closed, queuing due to accident, truck jam and fuel leak from J13 A419 (Stroud) to J14 B4509 (Thornbury / Falfield). The road is closed at around 03:45 Thursday morning. “ This is a live story – further updates will be added to our live blog below.