A bicyclist was taken to a hospital in serious but stable condition after a collision with a pickup truck at the intersection of Yale Street and Allen Avenue on Thursday afternoon. Portland police closed Allen Avenue, between Washington Avenue and Forest Avenue at Morrill’s Corner, at 4:15 p.m. and said the road, which is typically congested during the evening commute, will remain closed for at least two hours. They advised motorists to avoid that area if possible. The crash happened at 3:15 p.m.