(a) The district may hire an independent staff of its own or contract with any department or agency of the United States or with any public agency to implement this part.
(b) The district may contract with private entities in conformance with applicable procurement procedures for the procurement of engineering, project management, and contract management services.
(c) The district shall rely, to the extent possible, on existing state, regional, and local transportation planning and programming data and expertise, rather than on a large duplicative staff and set of plans.