An ordinance providing for the improvement of Rainier Avenue in the City of Georgetown, from a point opposite the Southwest Corner of Block 1, Sprague's Addition, to the City of Seattle, and the South line of Englewood Street produced, and to assess the cost thereof to the abutting property and property benefited by the construction of said improvements included within the improvement district, and providing for the payment of said cost and expenses and establishing Local Improvement District No. 52.