Our journalism is free, but Bridge Club members are passionate readers who voluntarily support our nonpartisan, nonprofit Michigan newsroom. Members provide regular feedback on our coverage and are the first to hear about news from inside our organization. Please join the community of Bridge readers supporting our thorough, fact-based news. Pipeline excavation work in Flint. Questions are swirling about Flint’s recent changes to its effort to replace all of its lead and galvanized steel pipelines that may have been damaged during the city’s water crisis. (Photo courtesy of FAST Start Pipe Replacement Program) Flint launched an ambitious project to restore residents’ faith in their water in February 2016, hiring contractors to replace every lead and galvanized steel water service line beneath the sprawling city. It was a big, expensive effort following the infamous contamination of the city’s water supply in 2014. The project, which relies on $167 million from state and federal sources, is being closely watched by municipal leaders throughout Michigan who also must replace aging infrastructure. Nearly three years later, Flint has swapped out more than 7,600 lead pipelines for sa...