In Liepaja, where until 1703, economic developed on the Trade Port channel’s southern embankment, the main traffic flow changed his direction and from the port moved to the New Market. At the end of Great (Latvian: Lielā) Street a wooden bridge was built over the channel. In the 19th century, the Administrative Centre was formed at the New Market Square’s vicinity. Streets connected squares and green structures in a united system. The Rose Square was set up instead the New Market. During World War II, the building at embankments and Great Street was destroyed. Using the Master Plan, approved in 1950, architect Vladimir Kruglov created the Detailed Plan for development of Liepaja Centre and Great Street. A reinforced-concrete bridge was built across the channel. Until the 100th Anniversary of the Proclamation of Independence of Latvia, the bridge was expanded, but Great Street was reconstructed.