Large waterfront development proposed for Charlestown, where large developments are becoming the norm

A Braintree developer says it volition soon record plans to crook the 20.5-acre tract of a erstwhile sweetener refinery connected the Mystic River into a ample mixed-use improvement fronted by a ample seawall that volition some support the little parts of the country from flooding caused by rising seas and make a caller linear parkland that volition springiness residents entree to that portion of the waterfront for the archetypal clip successful decades.

In a missive of intent filed yesterday, the Flatley Co., which already owns the Schraft Center and an bureau parkland adjacent to the aged Domino's tract connected Medford Street, says the oversea wall/harbor locomotion volition agelong three-quarters of a mile and volition support "a ample swath of Charlestown, Cambridge and Somerville" from the benignant of flooding the country could expect to spot owed to clime change, astatine slightest done 2070.

It's the latest connection from developers to alteration the neighborhood.

Earlier this month, developers projected life-sciences labs, residential units and edifice rooms connected 13 acres connected the bluish and occidental sides of Sullivan Square. Another developer has projected a 29-story residential tower successful the aforesaid area. An addition of 270 residential units to the Bunker Hill Mall could beryllium the commencement of adjacent much improvement astatine the six-acre site. And enactment continues connected plans for a $1-billion redo of the Bunker Hill development that volition see the summation of astir 2,700 market-rate residential units to the existing, but rebuilt, public-housing apartments.

425 Medford St. filings and calendar.