The Pleasant Hill Rd interchange on I-85 will be converted to a Diverging Diamond Interchange this weekend and be open on Monday (June 10) at 5AM:
http://www.gwinnettcounty.com/portal/gwinnett/Home/Stories/ViewStory?story=Weekend%20construction
https://www.waze.com/editor/?zoom=5&lat=33.95233&lon=-84.12825&layers=BFTFFTTTTTTTFTFTFTFTTTTFT
If you’re not familiar with the DDI configuration, look at the I-285 @ Ashford-Dunwoody Rd interchange (converted last year):
https://www.waze.com/editor/?zoom=5&lat=33.9174&lon=-84.33623&layers=BFTFFTTTTTTTFTFTFTFTTTTFT
I won’t be out that way to check it out myself until next Saturday