May 30—Lots of new closings start the day after Memorial Day. Full-time lane closings start Tuesday on I-75 between I-280 and the Michigan border, and the resurfacing and repair work in that zone also will close I-280's ramp to northbound I-75 for a second time next weekend. During the ramp's previous weekend shutdown, concrete approach slabs at the bridge over Chrysler Drive were replaced on ...