The state Department of Transportation is alerting motorists to nighttime closures and detours on Paddock Avenue and intermittent lane shutdowns on Route 15 beginning Sunday night. The closures are expected to continue for about five weeks and are necessary to install girders for the Paddock Avenue bridge, according to the DOT. The bridge replacement is part of a three-phase project to improve safety at the junctions of 691, o91 and Route 15 in Meriden. The Paddock Avenue bridge replacement is part of Phase II of a multi-year project aimed at improving traffic flow at the 91,691, Route 15 interchange in Meriden and Middletown. Phase I will realign and widen ramp from 691 eastbound to I-91 northbound. It remains under construction and expected to cost $85 Million It will also provide one additional lane on I-91northbound to relieve congestion caused by a steep uphill grade and widen the bridge. Phase II It is expected to cost $185 million and includes bridge replacement due to ramp realignment and widening. It will also build a two-lane exist ramp from Route 15 northbound to I-91 northbound to reduce congestion on the exit 68 ramp.
https://www.stamfordadvocate.com/recordjournal/article/detours-highway-reconstruction-meriden-ct-20386370.php