the driver of the pontiac gt state at the scene. impairment. the victim was taken to boston medical in critical condition. anchor: a traffic alert, this weekend starting tomorrow night. a stretch of the busy road will be shut down. this is one of the oldest bridges crossing the highway. a final phase of the adelaide project. traffic will be due toward around the area. here is what will happen. they will crossover and then get back onto the highway. crews will be working on 128. same on the southbound side. highland avenue will be closed. local detours will be in place. >> the most important thing is there will be expected delays. the peak hours for travel are 1:00 to 4:00. we are going to encourage travel in public to travel earlier or later in that day. or if they can avoid the area, delays and plan accordingly. >> >> the commute will be back to full. >> there will be police detours in place to help the project run as safely as possible. expect this to be going on to 3:00 sunday morning. >> area, let's take a live look. if i was quite a draw a