1.   A tunnel could be built, advocates say, in about two years, while keeping traffic moving on the existing highway, with little effect on the neighborhoods.

2.   Modern roundabouts are smaller, designed to keep traffic moving at a steady pace, and connect with feeder-roads like spokes on a wheel.

3.   Much as highway patrolmen try to keep vehicles moving at roughly the same speed, ski patrollers do the same with skiers and snowboarders of all abilities.

4.   So they focused on a design, said Maynard, that crushed ice well and kept food moving rapidly around the base.

5.   To keep things moving smoothly, the mall has beefed up traffic direction along exterior roadways and in its parking garages, and added more custodial staff.

6.   To keep traffic moving through this crucial link during construction, the planners intend to build temporary freeway lanes.