This business case report examines the Auckland transportation bridge construction project, focusing on the need for infrastructure development to address traffic congestion and accommodate future growth. The report analyzes project objectives, critical success factors, and various options, including improving land usage, increasing public transport, and constructing a new bridge. The recommended option is the Penlink Bridge, which aims to reduce congestion, improve connectivity, and facilitate business growth. The report details the project's scope, constraints, dependencies, and management strategies, including project structure, governance framework, and risk analysis. It also outlines budget, program, and benefits realization plans, concluding with a reference list. The report emphasizes the project's potential to optimize transportation investments and improve the overall efficiency and reliability of the transportation network through the implementation of the Penlink Bridge.