Putnam County, N.Y. - 18 Sept. 2013 - 091813ALHO01 - The Interstate 84 westbound bridge over Dingle Ridge Road in Putnam County, N.Y., which is just beyond the Connecticut line, will be replaced this weekend. The new bridge was built on stilts next to the existing one. Starting Saturday, the existing bridge will be demolished and the new one will be slid into place. I-84 will be closed from Exit 1 in Connecticut to Exit 20 in New York for at least 14 hours and traffic will be routed onto Route 6. Heavy delays are expected.