General Pierce Bridge to close Monday for two years of construction The General Pierce Bridge over the Connecticut River between Greenfield to Montague will close for repairs starting Monday. STAFF PHOTO/PAUL FRANZ The General Pierce Bridge over the Connecticut River between Greenfield to Montague will close for repairs starting Monday. STAFF PHOTO/PAUL FRANZ The equipment staging area on Mountain Road in Greenfield for the General Pierce Bridge work. STAFF PHOTO/PAUL FRANZ Published: 4/22/2021 4:57:24 PM MONTAGUE — Enjoy your ride on the General Pierce Bridge this weekend. On Monday it will close for construction, and isn’t expected to reopen until fall 2023. A pedestrian walkway across the bridge will remain open.