GRAND RAPIDS, MI – Two U.S. 131 ramps in downtown Grand Rapids will be closed for several hours Tuesday morning due to road work. The on-ramp from Pearl Street to southbound U.S. 131 and the off-ramp from southbound U.S. 131 to Market Street are scheduled to be closed from 9 a.m. to 12 p.m. Tuesday, Feb. 13, according to the Michigan Department of Transportation (MDOT).