The Framingham Reservoir No. 2 Dam and Gatehouse is a historic water works facility in Framingham, Massachusetts. The dam and gatehouse are located west of the junction of Winter and Fountain Streets, and impound a branch of the Sudbury River. The reservoir, which is also known as the Brackett Reservoir, was built 1877-79 as part of an expansion of the water supply of the city of Boston. The dam is 1,376 feet (419 m) in length, with a centered overfall area. The core of the dam is granite rubble laid in cement, with earthen embankments. The overfall area is faced on the downstream side with cut granite, and earthen embankment on the upstream side. It is topped with granite and originally had iron mounts for flashboards. The gatehouse is a rectangular granite structure with a steep hip roof