Any city or county or other authorized port or harbor agency for which a port or harbor commission or authority has been heretofore or may be hereafter created, and which desires state ownership of such port or harbor, or any part thereof, is hereby authorized to employ competent engineers to prepare an analysis and survey of the assets, liabilities, and operation of such port or harbor, or any part thereof, proposed to be conveyed to the state, which survey shall include the reasonable market value of the land and/or facilities, the outstanding aggregate indebtedness, if any, the gross and net revenues accruing from such operation and such other information as may be required by the board, together with a plan for the improvement, operation, development, and expansion of such port or harbor, or such part thereof, which plan shall include the estimated cost of construction, the estimated cost of lands, properties, facilities, machinery, rights, easements, and franchises to be acquired, the estimated cost of engineering, architectural and legal expenses, and of financing charges and interest, and such other estimated expenses as may be necessary or incidental to such planned development, together with a projection of the gross and net revenues anticipated from the operation of the improved facilities, and any options, contracts, or commitments for the use of such improved facilities, and such other information as may be required by the board.