During the post-war boom, they became bedroom communities for Seattle. This was made possible by the 1940 construction of the Lacey V. Murrow Memorial Bridge across Lake Washington, as well as the later construction of the Evergreen Point Floating Bridge in 1963; additional traffic later led to the construction of an additional bridge paralleling the Murrow bridge, Homer M. Hadley Memorial Bridge, as well as the replacement of the Evergreen Point Floating Bridge. Currently, the area is growing several edge cities.