Westbound traffic is bumper to bumper stretching across the entire length of the Jamestown-Verrazano Bridge and onto Conanicut Island at 9:40 a.m. on May 6, 2026. (Photo by Janine L. Weisman/Rhode Island Current)Road work on the Jamestown-Verrazzano Bridge shifted to overnight hours Sunday in an effort to ease traffic congestion during peak travel times in response to complaints about long traffic delays. The Rhode Island Turnpike and Bridge Aut…