Make a gift in honor of the good that comes from BDN journalism in your hands, and help raise $60,000 this spring to support our reporting. Make a donation now. Construction will begin on the Joshua Chamberlain Bridge in just a matter of days. The Maine Department of Transportation will begin its work on the bridge connecting Bangor and Brewer on June 8, the city said in a Tuesday alert. That will require reducing the bridge to one lane of one-…