The diversion, which is being done in coordination with the General Directorate of Traffic, will start on Saturday.
The Public Works Authority (Ashghal) has announced that it has started implementing Phase 1 of a project to convert the Immigration Roundabout into an intersection and develop parts of the service roads along February 22 Road.
The closure is aimed at partial opening of the newly built Muaither Intersection to traffic on Sunday morning (May 6).
One lane will be closed on the University Street while two lanes will be open to traffic in each direction. One lane will also be closed and two lanes kept open on all sides of Al Tarfa Roundabout.
Police officer Mohamed Dahir told DPA on Sunday that many of the dead were pulled out of rubble of buildings damaged by the blast.
The Public Works Authority (Ashghal) has opened an intersection at the East Street 33 Interchange, above the East Industrial Street underpass.
Ashghal is closing a traffic signal at the intersection of Legtaifiya and Lusail streets - also known as the Katara Junction - to complete the construction of a three-level interchange on the Lusail Expressway project.
A new underpass as part of the East Street 33 Interchange on its Rawdat Al Khail Street Extension project (Doha-Industrial Area Road) will be opened on June 1.
The Public Works Authority (Ashghal) has announced it will implement minor traffic changes in the Umm Al Seneem area ahead of the opening of a 150m flyover on Industrial Area Road on Monday.
A temporary roundabout near Mall of Qatar in Rayyan will become a signalised intersection on Saturday, Ashghal announced on Wednesday.
Ashghal, which is converting roundabouts to signal-controlled intersections in vital areas of the country, has started converting the TV Roundabout to an intersection.